Side effect information for Fentanyl

Side effects

Options: Hide MedDRA Preferred Terms , display all 43 labels

MedDRA Preferred Term	Side effect	Data for drug	Placebo	Labels
				1	2	3	4	5	6	7	8	9	10	11	12	13	14	15	16	17	18	19	20
Nausea	Nausea	very rare — 0% - 45%	16.5% - 17%	x	x	x		x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Vomiting	Vomiting	very rare — 0% - 36.8%	2.5% - 3%	x	x	x		x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Anaemia	Anaemia	common, 9.09% - 31.6%											x							x	x	x	x
Dehydration	Dehydration	common, 0% - 21.1%											x							x	x		x
Diarrhoea	Diarrhoea	very rare — 0% - 15.8%						x			x	x	x	x	x	x	x	x	x	x	x	x	x
Headache	Headache	very rare — 0% - 20%								x		x		x			x	x	x		x
Abdominal pain	Abdominal pain	2.9% - 14.6%							x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Gastrointestinal pain	Abdominal pain	2.9% - 14.6%							x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Constipation	Constipation	very rare — 0% - 26.3%	1%					x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Dizziness	Dizziness	very rare — 0% - 32.1%	4%	x	x	x		x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Dizziness	Syncope								x						x	x
Body temperature increased	Body temperature increased	very rare — 4.92% - 35%					x	x	x		x	x	x	x	x	x	x	x	x	x	x		x
Somnolence	Somnolence	very rare — 0% - 20%	2.5% - 3%					x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Somnolence	Drowsiness			x	x	x
Cough	Cough	3.23% - 8.62%											x		x	x				x	x
Cough	Cough increased								x														x
Insomnia	Insomnia	very rare — 0% - 10.5%	6.5% - 7%					x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Arthralgia	Arthralgia	0% - 8.33%											x							x	x		x
Musculoskeletal discomfort	Arthralgia	0% - 8.33%											x							x	x		x
Musculoskeletal discomfort	Myalgia								x												x	x	x
Neutropenia	Neutropenia	0% - 8.33%											x							x	x	x
Pneumonia	Pneumonia	2.08% - 16.1%									x		x							x	x		x
Decreased appetite	Anorexia	very rare — 0% - 10.3%	0%						x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Decreased appetite	Decreased appetite									x			x							x	x
Asthenia	Fatigue	common, 0% - 20.5%	3%					x		x	x	x	x	x		x	x	x	x	x	x	x
Asthenia	Asthenia	very rare — 0% - 38%	0%							x	x	x	x	x	x	x	x	x	x	x	x	x	x
Fatigue	Fatigue	common, 0% - 20.5%	3%					x		x	x	x	x	x		x	x	x	x	x	x	x
Oedema peripheral	Oedema peripheral	common, 1% - 31.6%	1%					x				x	x	x			x	x	x	x	x	x	x
Cancer pain	Cancer pain	1.72% - 15.8%																			x
Back pain	Back pain	0% - 10.5%							x		x		x			x				x	x	x	x
Anxiety	Anxiety	very rare — 0% - 15%							x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Dyspnoea	Dyspnoea	postmarketing — 0% - 22%					x		x	x	x	x	x		x	x	x	x	x	x	x	x	x
Palpitations	Palpitations	1% - 4%	1%								x	x		x			x	x	x				x
Injury	Accidental injury	0% - 9%														x							x
Malnutrition	Malnutrition	postmarketing, 4% - 5%	0%						x	x		x	x	x			x	x	x	x	x	x
Malaise	Malaise	1% - 4%	0.5% - 1%					x		x	x	x		x			x	x	x	x		x	x
Malaise	Malaise and fatigue
Discomfort	Malaise	1% - 4%	0.5% - 1%					x		x	x	x		x			x	x	x	x		x	x
Feeling abnormal	Malaise	1% - 4%	0.5% - 1%					x		x	x	x		x			x	x	x	x		x	x
	Confusional state	very rare — 0% - 15.8%								x	x	x	x	x	x	x	x	x	x	x	x	x	x
	Feeling abnormal																					x
Ill-defined disorder	Malaise	1% - 4%	0.5% - 1%					x		x	x	x		x			x	x	x	x		x	x
Skin disorder	Unspecified disorder of skin and subcutaneous tissue	postmarketing, 1% - 13%	1%					x	x			x	x	x			x	x	x	x	x	x
Skin disorder	Skin disorder										x								x
Connective tissue disorder	Connective tissue disorder	2% - 4%	2%									x	x	x			x	x	x	x	x	x
Hyperhidrosis	Hyperhidrosis	0% - 14.3%	1%					x		x		x	x	x			x	x	x	x	x	x
	Sweating	0% - 4%							x		x				x	x			x				x
	Sweating increased	very rare, postmarketing		x	x	x									x	x			x
Hypersensitivity	Hypersensitivity	1% - 3%				x						x	x	x	x	x	x	x	x			x	x
Pruritus	Pruritus	very rare — 0% - 13%	2%		x	x		x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Abdominal pain upper	Abdominal pain upper	2% - 4%	1.5% - 2%							x		x		x			x	x	x		x
Confusional state	Confusional state	very rare — 0% - 15.8%								x	x	x	x	x	x	x	x	x	x	x	x	x	x
Erythema	Erythema	very rare — 1% - 3%							x		x	x		x	x	x	x	x	x			x
Hypokalaemia	Hypokalaemia	0% - 6.45%							x											x	x		x
Depression	Depression	very rare — 0% - 10.5%	0%	x	x	x			x			x		x			x	x	x	x	x		x
Depression	Anxiety depression																					x
Dermatitis	Rash	very rare — 0% - 8%	1%						x	x	x	x		x	x	x	x	x	x		x	x	x
Dermatitis	Dermatitis																		x
Rash	Rash	very rare — 0% - 8%	1%						x	x	x	x		x	x	x	x	x	x		x	x	x
Intestinal obstruction	Intestinal obstruction	0% - 4%																					x
Hypertonia	Hypertonia	0% - 3%									x				x	x							x
Paraesthesia	Paraesthesia	very rare — 1.8% - 2%						x			x	x		x	x	x	x	x	x		x	x	x
Muscle spasms	Muscle spasms	2% - 4.2%	1.5% - 2%									x		x			x	x	x		x
Muscle spasms	Cramps of lower extremities																						x
Tremor	Tremor	very rare — 0% - 3%							x	x	x	x		x	x	x	x	x	x	x		x	x
Dry mouth	Dry mouth	very rare — 0% - 5.71%	0%					x	x	x	x	x	x	x	x	x	x	x	x	x	x	x	x
Nervousness	Nervousness	0% - 4%							x		x				x	x					x	x	x
Nervousness	Feeling jittery																					x
Tension	Nervousness	0% - 4%							x		x				x	x					x	x	x
Visual impairment	Abnormal vision	0% - 3%																					x
Visual impairment	Visual disturbance																					x
Urinary retention	Urinary retention	very rare — 0% - 3%			x				x		x	x		x	x	x	x	x	x	x		x	x
Stomatitis	Stomatitis	0% - 8.33%						x		x										x	x	x	x
Stomatitis	Mouth ulceration									x			x								x	x	x
Hallucination	Hallucination	very rare — 0% - 2%						x	x		x	x		x	x	x	x	x	x	x	x	x	x
Hypoaesthesia	Hypoaesthesia	1%							x	x		x		x			x	x		x	x	x	x
Urethral disorder	Urinary tract disorder	postmarketing, 1% - 3%							x			x		x			x	x	x	x	x	x
Urinary tract disorder	Urinary tract disorder	postmarketing, 1% - 3%							x			x		x			x	x	x	x	x	x
Vertigo	Vertigo	0% - 4%	0.5% - 1%					x	x		x	x		x	x	x	x	x	x			x	x
Stupor	Stupor	0% - 4%													x	x							x
Depressed level of consciousness	Stupor	0% - 4%													x	x							x
Depressed level of consciousness	Depressed level of consciousness	postmarketing										x										x
Application site reaction	Application site reaction	very rare — 1%									x	x		x	x	x	x	x	x
Thinking abnormal	Thinking abnormal	0% - 2%													x	x							x
Mental disability	Thinking abnormal	0% - 2%													x	x							x
Mental disability	Cerebration impaired										x
Abnormal dreams	Abnormal dreams	0% - 1%							x						x	x							x
Respiratory depression	Respiratory depression	very rare — 1%		x			x	x			x	x		x	x	x	x	x	x	x		x	x
Pulmonary function test decreased	Respiratory depression	very rare — 1%		x			x	x			x	x		x	x	x	x	x	x	x		x	x
Gait disturbance	Gait disturbance	0% - 5%													x	x							x
Amnesia	Amnesia	very rare, postmarketing					x			x	x	x			x	x	x	x	x				x
Anaphylactic shock	Anaphylactic shock	very rare, postmarketing				x	x				x	x		x			x	x	x
Anaphylactic shock	Anaphylactoid reaction	very rare, postmarketing					x				x	x					x	x	x
Apnoea	Apnoea	very rare, postmarketing		x			x	x	x			x		x		x	x	x	x	x		x	x
Mental disorder	Mental disorder	postmarketing, 3% - 10%	7%				x	x		x		x	x	x			x	x	x	x	x	x
Breast disorder	Breast disorder	postmarketing								x				x			x	x	x
Neoplasm malignant	Neoplasm malignant	postmarketing													x
Libido decreased	Libido decreased	postmarketing																					x
Disturbance in sexual arousal	Libido decreased	postmarketing																					x
Dental caries	Dental caries	postmarketing																					x
Dyspepsia	Dyspepsia	very rare, postmarketing					x		x	x	x	x	x		x	x	x	x	x	x	x	x	x
Oedema	Oedema	postmarketing							x				x		x	x			x		x	x	x
Grand mal convulsion	Grand mal convulsion	very rare, postmarketing					x				x	x		x			x	x	x
Grand mal convulsion	Tonic-clonic seizures				x
Eye disorder	Eye disorder	postmarketing					x			x		x	x				x	x		x		x
Gastrointestinal disorder	Gastrointestinal disorder	postmarketing, 10% - 41%	17%				x	x	x	x		x	x	x			x	x	x	x	x	x	x
Cardiac disorder	Cardiac disorder	postmarketing, 4%	1%				x	x	x	x		x	x	x			x	x	x	x	x	x
Hypertension	Hypertension	very rare — 0% - 1%		x	x	x	x		x		x	x	x	x	x	x	x	x	x	x	x	x	x
Hypotension	Hypotension	very rare, postmarketing		x			x	x	x	x	x	x		x	x	x	x	x	x	x	x	x	x
Hypotension	Hypotensive											x					x
Immune system disorder	Immune system disorder	postmarketing, 1% - 3%					x			x		x	x	x			x	x	x			x
Mediastinal disorder	Mediastinal disorder	postmarketing, 1%					x	x		x		x	x	x			x	x	x	x	x	x
Drug withdrawal syndrome neonatal	Drug withdrawal syndrome neonatal	postmarketing																	x
Nervous system disorder	Nervous system disorder	postmarketing, 12% - 19%	3%		x		x	x	x	x		x	x	x			x	x	x	x	x	x
Pain	Pain	postmarketing
	Chronic pain	postmarketing													x
	Acute pain	postmarketing													x
Convulsion	Convulsion	very rare — 0% - 2%			x		x	x			x	x		x	x	x	x	x	x			x	x
Chills	Shivering	postmarketing		x	x	x													x			x
	Chills			x	x	x			x											x	x	x	x
	Rigors										x					x
Tachycardia	Tachycardia	very rare, postmarketing					x			x	x	x		x	x	x	x	x	x	x	x	x	x
Ulcer	Ulcer	postmarketing																				x
Loss of consciousness	Loss of consciousness	postmarketing										x										x
Loss of consciousness	Syncope								x						x	x
Angiopathy	Angiopathy	very rare, postmarketing					x	x	x	x		x	x				x	x	x	x	x	x	x
Weight decreased	Weight decreased	postmarketing, 3.23% - 10.3%					x				x	x	x		x		x	x		x	x		x
Tooth loss	Tooth loss	postmarketing																					x
Agitation	Agitation	very rare, postmarketing		x	x	x	x		x		x	x	x		x	x	x	x	x	x			x
Drug withdrawal syndrome	Withdrawal symptom	postmarketing																	x			x
Drug withdrawal syndrome	Drug withdrawal syndrome	very rare, postmarketing								x				x			x	x	x	x		x
Respiratory rate decreased	Respiratory rate decreased	very rare, postmarketing					x				x	x		x			x	x	x
Anorgasmia	Anorgasmia	postmarketing
Clonic convulsion	Clonic convulsion	very rare, postmarketing					x				x	x		x			x	x	x
Drug dependence	Dependence psychological	postmarketing																	x			x
Drug dependence	Drug dependence																					x
Dependence	Dependence physiological	postmarketing																	x
Anaphylactoid reaction	Anaphylactoid reaction	very rare, postmarketing					x				x	x					x	x	x
Vision blurred	Vision blurred	postmarketing		x	x	x	x			x		x			x		x	x		x		x
Bradycardia	Bradycardia	very rare, postmarketing		x			x			x	x	x			x	x	x	x	x			x
Respiratory distress	Respiratory distress	very rare, postmarketing					x					x		x			x	x	x
Altered state of consciousness	Depressed level of consciousness	postmarketing										x										x
Feeling of body temperature change	Feeling of body temperature change	very rare, postmarketing					x				x							x	x
Ileus	Ileus	postmarketing					x		x			x		x			x	x				x
Therapy naive	Opioid naive	postmarketing													x
Hypoxia	Hypoventilation	postmarketing					x		x			x		x	x		x	x	x
Hypoxia	Hypoxia								x
Respiratory failure	Hypoventilation	postmarketing					x		x			x		x	x		x	x	x
	Respiratory insufficiency																						x
	Respiratory failure																						x
Hypoventilation	Hypoventilation	postmarketing					x		x			x		x	x		x	x	x
Euphoric mood	Euphoric mood	very rare, postmarketing								x	x			x	x	x	x	x	x		x	x	x
Sexual dysfunction	Sexual dysfunction	very rare, postmarketing									x						x	x	x
Abdominal distension	Abdominal distension														x	x				x	x
Abdominal distension	Enlargement abdomen																						x
Abscess	Abscess										x												x
Acidosis	Acidosis																						x
Alopecia	Alopecia																					x	x
Amblyopia	Amblyopia														x	x
Angina pectoris	Angina pectoris																						x
Anosmia	Anosmia
Anuria	Anuria
Aphasia	Aphasia														x	x
Arrhythmia	Arrhythmia														x	x
Arthritis	Arthritis																						x
Ascites	Ascites												x							x			x
Asthma	Asthma														x	x							x
Bacterial infection	Bacterial infection																						x
Biliary tract disorder	Biliary tract disorder						x							x				x
Bone disorder	Bone disorder																						x
Bronchospasm	Bronchospasm					x
Bronchitis	Bronchitis												x			x							x
Cachexia	Cachexia																			x			x
Candida infection	Oral candidiasis																			x	x	x	x
Oral candidiasis	Oral candidiasis																			x	x	x	x
Cellulitis	Cellulitis																			x	x		x
Neck pain	Neck pain																				x		x
Cheilitis	Cheilitis																						x
Cheilitis	Lip ulceration									x
Chest pain	Chest pain														x	x				x	x		x
Chest pain	Chest discomfort																					x
Musculoskeletal chest pain	Chest wall pain																				x
Cognitive disorder	Cognitive disorder																					x
Coma	Coma										x
Infection	Infection												x							x	x	x	x
Conjunctivitis	Conjunctivitis																						x
Contusion	Contusion																			x
Cyanosis	Cyanosis																x	x	x
Cyst	Cyst																				x
Decubitus ulcer	Decubitus ulcer												x
Dysphagia	Dysphagia																			x	x		x
Delirium	Delirium																						x
Depersonalisation	Depersonalisation														x	x
Dermatitis exfoliative	Dermatitis exfoliative														x	x							x
Dermatitis atopic	Dermatitis atopic													x			x	x	x
Dermatitis contact	Dermatitis contact													x			x	x	x
Drug abuse	Drug abuse
Drug hypersensitivity	Drug hypersensitivity									x
Dysarthria	Dysarthria																					x
Osteoarthritis	Dysarthria																					x
	Arthropathy																						x
	Osteoarthritis											x		x			x	x	x
Dysgeusia	Dysgeusia	0% - 14.3%						x		x			x								x	x	x
Dysuria	Dysuria																						x
Dysuria	Urination impaired								x														x
Ear disorder	Ear disorder																						x
Ear pain	Ear pain																						x
Ecchymosis	Ecchymosis																						x
Eczema	Eczema													x			x	x	x
Endocrine disorder	Endocrine disorder																					x
Epistaxis	Epistaxis							x					x										x
Eructation	Eructation								x														x
Oesophageal stenosis	Oesophageal stenosis																						x
Oesophagitis	Oesophagitis																					x	x
Eye haemorrhage	Eye haemorrhage																						x
VIIth nerve paralysis	Facial paralysis																						x
Faecal incontinence	Faecal incontinence																						x
Faecalith	Faecalith																						x
Faecaloma	Faecalith																						x
Flank pain	Flank pain																						x
Flatulence	Flatulence								x						x	x							x
Flushing	Flushing							x							x	x						x
Gastritis	Gastritis												x							x
Gastroenteritis	Gastroenteritis																			x			x
Gastrooesophageal reflux disease	Gastrooesophageal reflux disease																			x	x	x
Gastrointestinal haemorrhage	Gastrointestinal haemorrhage																						x
Gingival bleeding	Gingival bleeding																						x
Gingivitis	Gingivitis																						x
Glossodynia	Glossodynia																				x	x
Glossitis	Glossitis																						x
Granuloma	Granuloma																						x
Head injury	Head injury						x							x				x
Cardiac arrest	Cardiac arrest			x	x	x
Haematemesis	Haematemesis																			x
Subdural haematoma	Subdural haematoma																						x
Haematuria	Haematuria																						x
Hemiplegia	Hemiplegia																						x
Haemoptysis	Haemoptysis														x	x							x
Haemorrhage	Haemorrhage										x											x	x
Haemoglobin	Haemorrhage										x											x	x
Hepatorenal syndrome	Hepatorenal syndrome
Herpes zoster	Herpes zoster																						x
Hiccups	Hiccups								x						x	x							x
Hostility	Hostility														x	x
Hydronephrosis	Hydronephrosis																						x
Hypercalcaemia	Hypercalcaemia																				x		x
Hyperglycaemia	Hyperglycaemia												x										x
Hyperventilation	Hyperventilation																						x
Hypocalcaemia	Hypocalcaemia								x											x			x
Hypoglycaemia	Hypoglycaemia								x														x
Hypogonadism	Hypogonadism																					x
Hyponatraemia	Hyponatraemia																			x	x		x
Hypoproteinaemia	Hypoproteinaemia																						x
Orthostatic hypotension	Orthostatic hypotension																						x
Inflammation	Inflammation								x
Influenza	Influenza																	x			x		x
Intestinal perforation	Intestinal perforation
Irritability	Irritability																			x
Jaundice	Jaundice										x		x								x		x
Arthropathy	Arthropathy																						x
Lacrimal disorder	Lacrimal disorder																						x
Lacrimal structural disorder	Lacrimal disorder																						x
Laryngospasm	Laryngospasm			x	x	x
Laryngitis	Laryngitis																			x
Lethargy	Lethargy									x										x	x	x
Leukopenia	Leukopenia																			x	x		x
Lung disorder	Lung disorder						x		x					x				x					x
Lymphoedema	Lymphoedema																						x
Breast pain	Breast pain																						x
Miosis	Miosis																x	x	x				x
Motion sickness	Motion sickness							x
Hypotonia	Hypotonia														x	x
Muscle relaxant therapy	Hypotonia														x	x
Muscle rigidity	Muscle rigidity			x
Muscle atrophy	Muscle atrophy										x												x
Myopathy	Myopathy																						x
Fungal infection	Fungal infection																						x
Myoclonus	Myoclonus	0% - 4%						x															x
Nasal congestion	Nasal congestion												x
Nasopharyngitis	Nasopharyngitis												x								x
Nasopharyngitis	Rhinorrhoea							x					x
Neoplasm	Neoplasm																				x
Night sweats	Night sweats									x
Nocturia	Nocturia																						x
Oliguria	Oliguria								x						x	x							x
Pain in extremity	Pain in extremity												x								x
Pallor	Pallor																				x
Pancytopenia	Pancytopenia																						x
Pelvic pain	Pelvic pain																						x
Tooth abscess	Abscess periodontal																						x
Tooth abscess	Tooth abscess																				x
Neuropathy peripheral	Neuropathy peripheral																				x
Neuropathy peripheral	Neuropathy																				x		x
Peritonitis	Peritonitis
Pharyngitis	Pharyngitis														x	x						x	x
Pleural effusion	Pleural effusion																				x		x
Pneumothorax	Pneumothorax																						x
Polyp	Polyp																				x
Polyuria	Polyuria																						x
Urine output increased	Polyuria																						x
Upper-airway cough syndrome	Postnasal drip												x
Pregnancy	Pregnancy																		x
Proteinuria	Proteinuria
Protein urine present	Proteinuria
Pulmonary embolism	Pulmonary embolism												x
Pyelonephritis	Pyelonephritis																						x
Anorectal disorder	Rectal disorder																						x
Proctalgia	Proctalgia												x
Renal failure	Renal failure																				x		x
Renal failure	Renal impairment						x							x				x
Rhinitis	Rhinitis								x				x		x	x							x
Shock	Shock							x												x		x	x
Shock	Syncope								x						x	x
Musculoskeletal pain	Shoulder pain																				x
Sinusitis	Sinusitis															x					x		x
Skin lesion	Skin lesion									x
Skin ulcer	Skin ulcer																						x
Sleep apnoea syndrome	Sleep apnoea syndrome																					x
Sneezing	Sneezing
Speech disorder	Speech disorder														x	x							x
Erythema multiforme	Stevens-Johnson syndrome										x
Stevens-Johnson syndrome	Stevens-Johnson syndrome										x
Aphthous stomatitis	Aphthous stomatitis									x
Withdrawal syndrome	Withdrawal syndrome										x	x					x		x
Swelling	Swelling										x		x									x
Syncope	Syncope								x						x	x
Synovitis	Synovitis																						x
Sinus tachycardia	Sinus tachycardia																			x
Thirst	Thirst																					x	x
Thrombocytopenia	Thrombocytopenia																			x	x	x	x
Thrombophlebitis	Thrombophlebitis																						x
Tinnitus	Tinnitus																					x	x
Tongue disorder	Tongue disorder									x												x
Tooth disorder	Tooth disorder																					x	x
Attention deficit/hyperactivity disorder	Attention deficit disorder
Attention deficit/hyperactivity disorder	Attention deficit/hyperactivity disorder
Upper respiratory tract infection	Upper respiratory tract infection												x			x					x
Pollakiuria	Pollakiuria														x	x
Pollakiuria	Micturition urgency																						x
Urinary incontinence	Urinary incontinence																						x
Urinary tract infection	Urinary tract infection												x							x	x		x
Micturition disorder	Micturition disorder															x
Urticaria	Urticaria					x					x											x	x
Vaginal inflammation	Vaginal inflammation																						x
Vaginal infection	Vaginal inflammation																						x
Vasodilation procedure	Vasodilation								x
Viral infection	Viral infection																						x
Weight increased	Weight increased
Wheezing	Wheezing																			x	x
Wound	Wound								x
Peripheral vascular disorder	Peripheral vascular disorder																						x
Micturition urgency	Micturition urgency																						x
Burning sensation	Burning sensation																			x
Mood swings	Mood swings										x												x
Affect lability	Mood swings										x												x
Affect lability	Affect lability									x
Photopsia	Photopsia																					x
Oculogyric crisis	Oculogyric crisis			x	x	x
Peroneal nerve palsy	Footdrop																						x
Hypokinesia	Hypokinesia																						x
Mouth ulceration	Mouth ulceration									x			x								x	x	x
Deep vein thrombosis	Deep vein thrombosis												x								x
Musculoskeletal stiffness	Neck stiffness																						x
Nuchal rigidity	Neck stiffness																						x
Bleeding time prolonged	Bleeding time prolonged																						x
Deafness permanent	Deafness permanent																						x
Deafness permanent	Partial permanent deafness
Deafness transitory	Partial transitory deafness																						x
Swelling face	Swelling face																					x
Generalised oedema	Generalised oedema																						x
Fluid retention	Generalised oedema																						x
Scrotal oedema	Scrotal oedema																						x
Gamma-glutamyltransferase increased	Gamma-glutamyltransferase increased										x
Large intestinal haemorrhage	Hemorrhage of colon																						x
Hypomagnesaemia	Hypomagnesaemia																				x		x
Intracranial pressure increased	Intracranial pressure increased						x							x				x
Blood lactate dehydrogenase increased	Lactic dehydrogenase activity increased										x
Liver tenderness	Liver tenderness																						x
Mucous membrane disorder	Mucous membrane disorder																						x
Muscular weakness	Muscular weakness																			x		x
Muscular weakness	Myasthenia																						x
Accidental overdose	Accidental overdose	0% - 14.3%								x
Bone pain	Bone pain																						x
Injection site pain	Injection site pain																						x
Paranoia	Paranoid reaction														x	x
Paranoia	Paranoia									x
Rash pustular	Vesiculobullous rash																						x
Rash pustular	Pustule								x						x	x			x
Dermatitis bullous	Vesiculobullous rash																						x
Aspartate aminotransferase increased	Aspartate aminotransferase increased																			x
Skin discolouration	Skin discolouration																						x
Tendon disorder	Tendon disorder																						x
Joint swelling	Joint swelling																			x
Urinary hesitation	Urinary hesitation
Endophthalmitis	Ocular hyperaemia																					x
Ocular hyperaemia	Ocular hyperaemia																					x
Haemoglobin decreased	Haemoglobin decreased																				x
Respiratory arrest	Respiratory arrest			x	x	x		x												x		x	x
Sick sinus syndrome	Bradycardia-tachycardia syndrome								x
Myalgia	Myalgia								x												x	x	x
Muscle twitching	Muscle twitching																x	x	x			x
Dyspnoea exertional	Dyspnoea exertional																			x	x
Nasal dryness	Nasal dryness
Cold sweat	Cold sweat																				x	x
Increased appetite	Increased appetite
Retching	Retching
Bladder pain	Bladder pain														x	x
Disorientation	Disorientation									x			x	x			x	x	x	x	x	x
Disturbance in attention	Disturbance in attention									x												x
Disturbance in attention	Cerebration impaired										x
Dysphoria	Dysphoria									x
Hallucination, visual	Hallucination, visual																					x
Memory impairment	Memory impairment
Motor dysfunction	Motor dysfunction																					x
Extrapyramidal disorder	Extrapyramidal symptoms			x	x	x
Visual acuity reduced	Visual acuity reduced																					x
Rash erythematous	Rash erythematous										x				x	x
Abdominal discomfort	Upset stomach									x											x	x
Tongue ulceration	Tongue ulceration																					x
Sputum increased	Sputum increased																						x
Increased bronchial secretion	Sputum increased																						x
Increased bronchial secretion	Increased bronchial secretion																			x
Chest discomfort	Chest discomfort																					x
Nasal septum perforation	Nasal septum perforation							x
Hepatic enzyme increased	Hepatic enzyme increased										x
Throat tightness	Throat tightness									x
Breath sounds abnormal	Respiratory sounds decreased																				x
Gingival pain	Gingival pain																				x	x
Hypoalbuminaemia	Hypoalbuminaemia																			x	x
Pain of skin	Pain of skin							x
Erectile dysfunction	Erectile dysfunction									x				x			x	x	x
Sepsis	Sepsis																						x
Spinal compression fracture	Spinal compression fracture																				x
Nail ridging	Nail longitudinal striations																					x
Onychoclasis	Nail longitudinal striations																					x
Nasal ulcer	Nasal ulcer							x
Oral disorder	Oral soft tissue disorder NOS																					x
Lip pain	Lip ulceration									x
Lip ulceration	Lip ulceration									x
Rectal haemorrhage	Rectal haemorrhage																						x
Hepatobiliary disease	Hepatobiliary disease												x								x	x
Dry eye	Dry eye												x							x
Papule	Papule								x						x	x			x
Oral herpes	Oral herpes																			x
Akathisia	Akathisia			x	x	x
Influenza like illness	Influenza-like symptoms															x
Influenza like illness	Influenza like illness													x			x		x
Gingival ulceration	Gingival ulceration									x
Platelet count decreased	Platelet count decreased																				x
Dysaesthesia	Dysaesthesia							x
Oral discomfort	Oral discomfort																					x
Rash maculo-papular	Rash maculo-papular																						x
Chapped lips	Chapped lips																					x
Light anaesthesia	Light anaesthesia				x	x
Pruritus generalised	Pruritus generalised																					x
Non-cardiac chest pain	Non-cardiac chest pain
Lymphadenopathy	Lymphadenopathy																			x			x
Abnormal sensation in eye	Abnormal sensation in eye																					x
Blood pressure increased	Blood pressure increased				x	x
Coordination abnormal	Coordination abnormal														x	x							x
Application site irritation	Application site irritation																			x	x
Application site pain	Application site pain																				x
Instillation site pain	Application site pain																				x
Application site ulcer	Application site ulcer																				x
Application site rash	Application site rash																x	x	x
Paraesthesia oral	Paraesthesia oral
Hypoaesthesia oral	Hypoaesthesia oral																					x
Impaired gastric emptying	Impaired gastric emptying									x
Face oedema	Face oedema																						x
Feeling jittery	Feeling jittery																					x
Skin reaction	Localised skin reaction														x	x
Lip dry	Lip dry																					x
Renal pain	Renal pain																						x
Balance disorder	Balance disorder																				x	x
Blood glucose increased	Blood glucose increased																			x	x
Menopausal symptoms	Hot flush							x			x									x		x
Hot flush	Hot flush							x			x									x		x
Cardio-respiratory arrest	Cardio-respiratory arrest												x
Drug interaction	Drug interaction						x					x		x			x	x
Throat irritation	Throat irritation							x
Upper airway obstruction	Upper airway obstruction
Haematocrit decreased	Haematocrit decreased																				x
Infestation	Infestation NOS												x							x	x	x
Sleep disorder	Sleep disorder									x
Blood alkaline phosphatase increased	Blood alkaline phosphatase increased												x							x
Oral mucosal discolouration	Oral mucosal discolouration																					x
Tongue blistering	Tongue blistering																					x
Oral mucosal blistering	Oral mucosal blistering																					x
Hypoaesthesia eye	Hypoaesthesia eye																		x
Mental status changes	Mental status changes									x												x
Nasal discomfort	Nasal discomfort												x
Laryngeal pain	Pharyngolaryngeal pain												x							x	x	x
Hyperlactacidaemia	Lactate increased																			x
Cerebral ischaemia	Cerebral ischaemia																						x
Application site eczema	Application site eczema																		x
Subileus	Subileus																x	x	x
Nasal mucosal disorder	Nasal mucosal disorder
Sluggishness	Sluggishness																					x
Rhinalgia	Rhinalgia
Ear discomfort	Ear discomfort																					x
Liver disorder	Hepatic impairment						x							x				x
Upper respiratory tract congestion	Upper respiratory tract congestion
Oral pustule	Oral pustule																					x
Rhinorrhoea	Rhinorrhoea							x					x
Cardiovascular insufficiency	Cardiovascular insufficiency
Cardiovascular insufficiency	Circulatory depression			x	x	x		x												x		x	x
Psychotic disorder	Paranoia									x
Breast neoplasm	Breast neoplasm																						x
Application site hypersensitivity	Application site hypersensitivity													x			x	x	x
Parosmia	Parosmia									x
Dysphonia	Dysphonia																			x
Renal impairment	Renal impairment						x							x				x
Intentional drug misuse	Intentional drug misuse
Intranasal hypoaesthesia	Intranasal hypoaesthesia
Oropharyngeal pain	Oropharyngeal pain									x
Ageusia	Ageusia
Feeling hot	Feeling hot																					x
Vaginal haemorrhage	Vaginal haemorrhage																						x

Side effects:	23
Source:	FDA Structured Product Label

Side effects:	25
Source:	Health Canada

Side effects:	25
Source:	Medsafe

Side effects:	38
Source:	FDA Structured Product Label

Side effects:	45
Source:	EMA

Search results :

Fentanyl

Side effects

Indications

FENTANYL

FENTANYL (FENTANYL CITRATE) / FENTANYL CITRATE INJECTION U.S.P.-LIQ IV IM EPD

Fentanyl citrate / DBL™ Fentanyl, Solution for injection

FENTANYL

fentanyl / fentanyl citrate

fentanyl / fentanyl hydrochloride

FENTANYL

FENTANYL / DURAGESIC 75

Fentanyl

Fentanyl

FENTANYL

FENTANYL / DURAGESIC-12

FENTANYL

FENTANYL

FENTANYL

Fentanyl / DENPAX

FENTANYL

FENTANYL

fentanyl / fentanyl

fentanyl citrate / Actiq

Color scheme:

Indication
Acute pain							x				x	x
Alcohol abuse												x
Analgesic effect	x	x
Apnoea	x	x
Bradycardia	x	x
Breakthrough cancer pain																			x
Breakthrough pain				x		x			x							x	x	x
Bronchoconstriction	x	x
Cancer pain				x		x			x							x	x	x	x
Chronic pain			x				x			x	x	x		x	x
Coordination abnormal		x
Cough		x
Dissociation	x
Euphoric mood	x	x
Headache						x			x
Hypotension	x	x
Hypotensive		x
Hypoventilation							x				x	x
Major depression												x
Mental disorder												x
Migraine						x			x
Miosis	x	x
Mucosal inflammation																x	x
Muscle rigidity	x	x
Neoplasm malignant						x	x		x		x	x				x	x	x	x
Opioid abuse												x
Opioid naive							x				x	x			x
Pain	x			x				x		x	x	x	x	x	x	x		x	x
Pain worsened				x														x
Postoperative pain					x	x	x		x		x					x	x		x
Respiratory depression	x	x				x
Short period												x
Substance abuse												x
Toothache						x			x
Welts	x	x

		100%
		75%
		50%
		10%
		frequent (1% to 100%)
		infrequent (0.1% to 1%)
		rare (<0.1%)
		postmarketing
		0%
		no frequency information
		not found on label