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Fentanyl

More information: STITCH, PubChem and possibly Wikipedia

ATC Codes: N01AH01, N02AB03

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 x
Dehydration Dehydration common, 0% - 21.1% x x 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 x
Headache Headache very rare — 0% - 20% 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 x
Gastrointestinal pain Abdominal pain 2.9% - 14.6% x 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 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
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 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 x
Drowsiness x x
Cough Cough 3.23% - 8.62% x x x x x x
Cough increased x 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 x x
Musculoskeletal discomfort Arthralgia 0% - 8.33% x x x x x x
Myalgia x x x x x
Neutropenia Neutropenia 0% - 8.33% x x x x x
Pneumonia Pneumonia 2.08% - 16.1% x x x 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 x x x x x
Asthenia Fatigue common, 0% - 20.5% 3% x x x x x x x x x x x x
Asthenia very rare — 0% - 38% 0% x 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
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 x x
Anxiety Anxiety very rare — 0% - 15% x 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 x x
Palpitations Palpitations 1% - 4% 1% x x x x x x x
Injury Accidental injury 0% - 9% x x x
Malnutrition Malnutrition postmarketing, 4% - 5% 0% 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 and fatigue x
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 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
Skin disorder x x x
Connective tissue disorder Connective tissue disorder 2% - 4% 2% x x x x x x x x
Hyperhidrosis Hyperhidrosis 0% - 14.3% 1% x x x x x x x x x x
Sweating 0% - 4% x x x x x x x x
Sweating increased very rare, postmarketing x x x x x
Hypersensitivity Hypersensitivity 1% - 3% 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
Confusional state Confusional state very rare — 0% - 15.8% x 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
Hypokalaemia Hypokalaemia 0% - 6.45% x x x x x
Depression Depression very rare — 0% - 10.5% 0% x x x x x x x x x x x
Anxiety depression x
Dermatitis Rash very rare — 0% - 8% 1% x x x x x x x x x x x x x
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 x
Hypertonia Hypertonia 0% - 3% x x 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
Cramps of lower extremities x x
Tremor Tremor very rare — 0% - 3% x 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 x
Nervousness Nervousness 0% - 4% x x x x x x x x x x
Feeling jittery x
Tension Nervousness 0% - 4% x x x x x x x x x x
Visual impairment Abnormal vision 0% - 3% x x
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 x
Mouth ulceration x x 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 x
Hypoaesthesia Hypoaesthesia 1% 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
Urinary tract disorder Urinary tract disorder postmarketing, 1% - 3% 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 x
Stupor Stupor 0% - 4% x x x x
Depressed level of consciousness Stupor 0% - 4% x x x x
Depressed level of consciousness postmarketing x x x
Application site reaction Application site reaction very rare — 1% x x x x x x x
Thinking abnormal Thinking abnormal 0% - 2% x x x x
Mental disability Thinking abnormal 0% - 2% x x x x
Cerebration impaired x x
Abnormal dreams Abnormal dreams 0% - 1% x 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 x
Pulmonary function test decreased Respiratory depression very rare — 1% x x x x x x x x x x x x x x x
Gait disturbance Gait disturbance 0% - 5% x x x x x
Amnesia Amnesia very rare, postmarketing x x x x x x x x x x x
Anaphylactic shock Anaphylactic shock very rare, postmarketing x x x x x x
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
Breast disorder Breast disorder postmarketing x x x x
Neoplasm malignant Neoplasm malignant postmarketing x
Libido decreased Libido decreased postmarketing x x
Disturbance in sexual arousal Libido decreased postmarketing x x
Dental caries Dental caries postmarketing x x
Dyspepsia Dyspepsia very rare, postmarketing x x 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 x
Grand mal convulsion Grand mal convulsion very rare, postmarketing x x x x x x
Tonic-clonic seizures x
Eye disorder Eye disorder postmarketing 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
Hypertension Hypertension very rare — 0% - 1% 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 x
Hypotensive x x
Immune system disorder Immune system disorder postmarketing, 1% - 3% 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
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
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 x
Chills Shivering postmarketing x x x x x
Chills x x x x x x x x x
Rigors x 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 x
Syncope x x x
Angiopathy Angiopathy very rare, postmarketing x 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 x
Tooth loss Tooth loss postmarketing x 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 x
Drug withdrawal syndrome very rare, postmarketing x x x x x
Respiratory rate decreased Respiratory rate decreased very rare, postmarketing x x x x x x
Anorgasmia Anorgasmia postmarketing
Clonic convulsion Clonic convulsion very rare, postmarketing x x x x x x
Drug dependence Dependence psychological postmarketing x x
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
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
Altered state of consciousness Depressed level of consciousness postmarketing x 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
Therapy naive Opioid naive postmarketing x
Hypoxia Hypoventilation postmarketing x x x x x x
Hypoxia x
Respiratory failure Hypoventilation postmarketing x x x x x x
Respiratory insufficiency x x
Respiratory failure x x
Hypoventilation Hypoventilation postmarketing x x x x x x
Euphoric mood Euphoric mood very rare, postmarketing x 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
Enlargement abdomen x x
Abscess Abscess x x x x
Acidosis Acidosis x x
Alopecia Alopecia x x x
Amblyopia Amblyopia x x
Angina pectoris Angina pectoris x x
Anosmia Anosmia x
Anuria Anuria x
Aphasia Aphasia x x
Arrhythmia Arrhythmia x x
Arthritis Arthritis x x
Ascites Ascites x x x x
Asthma Asthma x x x x
Bacterial infection Bacterial infection x x
Biliary tract disorder Biliary tract disorder x
Bone disorder Bone disorder x x
Bronchospasm Bronchospasm
Bronchitis Bronchitis x x x x
Cachexia Cachexia x x x
Candida infection Oral candidiasis x x x x x
Oral candidiasis Oral candidiasis x x x x x
Cellulitis Cellulitis x x x x
Neck pain Neck pain x x x
Cheilitis Cheilitis x x
Lip ulceration x
Chest pain Chest pain x x x x x x
Chest discomfort x
Musculoskeletal chest pain Chest wall pain x
Cognitive disorder Cognitive disorder x
Coma Coma x x
Infection Infection x x x x x x x
Conjunctivitis Conjunctivitis x x
Contusion Contusion x
Cyanosis Cyanosis x x x
Cyst Cyst x
Decubitus ulcer Decubitus ulcer x
Dysphagia Dysphagia x x x x
Delirium Delirium x x x
Depersonalisation Depersonalisation x x
Dermatitis exfoliative Dermatitis exfoliative x x x x
Dermatitis atopic Dermatitis atopic x x
Dermatitis contact Dermatitis contact x x
Drug abuse Drug abuse x
Drug hypersensitivity Drug hypersensitivity x
Dysarthria Dysarthria x
Osteoarthritis Dysarthria x
Arthropathy x x
Osteoarthritis x x x
Dysgeusia Dysgeusia 0% - 14.3% x x x x x x x x
Dysuria Dysuria x x x
Urination impaired x x x
Ear disorder Ear disorder x x
Ear pain Ear pain x x
Ecchymosis Ecchymosis x x
Eczema Eczema x x
Endocrine disorder Endocrine disorder x
Epistaxis Epistaxis x x x x x
Eructation Eructation x x x
Oesophageal stenosis Oesophageal stenosis x x
Oesophagitis Oesophagitis x x x
Eye haemorrhage Eye haemorrhage x x
VIIth nerve paralysis Facial paralysis x x
Faecal incontinence Faecal incontinence x x
Faecalith Faecalith x x
Faecaloma Faecalith x x
Flank pain Flank pain x x
Flatulence Flatulence x x x x x
Flushing Flushing x x x x x
Gastritis Gastritis x x
Gastroenteritis Gastroenteritis x x x
Gastrooesophageal reflux disease Gastrooesophageal reflux disease x x x
Gastrointestinal haemorrhage Gastrointestinal haemorrhage x x
Gingival bleeding Gingival bleeding x x
Gingivitis Gingivitis x x
Glossodynia Glossodynia x x
Glossitis Glossitis x x
Granuloma Granuloma x x
Head injury Head injury x
Cardiac arrest Cardiac arrest x x
Haematemesis Haematemesis x
Subdural haematoma Subdural haematoma x x
Haematuria Haematuria x x
Hemiplegia Hemiplegia x x
Haemoptysis Haemoptysis x x x x
Haemorrhage Haemorrhage x x x x x
Haemoglobin Haemorrhage x x x x x
Hepatorenal syndrome Hepatorenal syndrome x
Herpes zoster Herpes zoster x x
Hiccups Hiccups x x x x x
Hostility Hostility x x
Hydronephrosis Hydronephrosis x x
Hypercalcaemia Hypercalcaemia x x x
Hyperglycaemia Hyperglycaemia x x x x
Hyperventilation Hyperventilation x x
Hypocalcaemia Hypocalcaemia x x x x
Hypoglycaemia Hypoglycaemia x x x
Hypogonadism Hypogonadism x
Hyponatraemia Hyponatraemia x x x x
Hypoproteinaemia Hypoproteinaemia x x
Orthostatic hypotension Orthostatic hypotension x x
Inflammation Inflammation x
Influenza Influenza x x x
Intestinal perforation Intestinal perforation x
Irritability Irritability x
Jaundice Jaundice x x x x x x
Arthropathy Arthropathy x x
Lacrimal disorder Lacrimal disorder x x
Lacrimal structural disorder Lacrimal disorder x x
Laryngospasm Laryngospasm x x
Laryngitis Laryngitis x
Lethargy Lethargy x x x x x
Leukopenia Leukopenia x x x x
Lung disorder Lung disorder x x x x
Lymphoedema Lymphoedema x x x
Breast pain Breast pain x 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 x x
Myopathy Myopathy x x
Fungal infection Fungal infection x x
Myoclonus Myoclonus 0% - 4% x x x
Nasal congestion Nasal congestion x x
Nasopharyngitis Nasopharyngitis x x x
Rhinorrhoea x x x
Neoplasm Neoplasm x
Night sweats Night sweats x
Nocturia Nocturia x x
Oliguria Oliguria x x x x x
Pain in extremity Pain in extremity x x
Pallor Pallor x
Pancytopenia Pancytopenia x x
Pelvic pain Pelvic pain x x
Tooth abscess Abscess periodontal x x
Tooth abscess x
Neuropathy peripheral Neuropathy peripheral x
Neuropathy x x x
Peritonitis Peritonitis x
Pharyngitis Pharyngitis x x x x x x
Pleural effusion Pleural effusion x x x
Pneumothorax Pneumothorax x x
Polyp Polyp x
Polyuria Polyuria x x
Urine output increased Polyuria x x
Upper-airway cough syndrome Postnasal drip x x
Pregnancy Pregnancy x
Proteinuria Proteinuria x
Protein urine present Proteinuria x
Pulmonary embolism Pulmonary embolism x
Pyelonephritis Pyelonephritis x x
Anorectal disorder Rectal disorder x x
Proctalgia Proctalgia x
Renal failure Renal failure x x x
Renal impairment x
Rhinitis Rhinitis x x x x x x x
Shock Shock x x x x x x
Syncope x x x
Musculoskeletal pain Shoulder pain x
Sinusitis Sinusitis x x x x
Skin lesion Skin lesion x
Skin ulcer Skin ulcer x x
Sleep apnoea syndrome Sleep apnoea syndrome x
Sneezing Sneezing x
Speech disorder Speech disorder x x x x x
Erythema multiforme Stevens-Johnson syndrome x x
Stevens-Johnson syndrome Stevens-Johnson syndrome x x
Aphthous stomatitis Aphthous stomatitis x
Withdrawal syndrome Withdrawal syndrome x x x x x
Swelling Swelling x x x x
Syncope Syncope x x x
Synovitis Synovitis x x
Sinus tachycardia Sinus tachycardia x
Thirst Thirst x x x x
Thrombocytopenia Thrombocytopenia x x x x x
Thrombophlebitis Thrombophlebitis x x
Tinnitus Tinnitus x x x
Tongue disorder Tongue disorder x x x
Tooth disorder Tooth disorder x x x
Attention deficit/hyperactivity disorder Attention deficit disorder x
Attention deficit/hyperactivity disorder x
Upper respiratory tract infection Upper respiratory tract infection x x x
Pollakiuria Pollakiuria x x
Micturition urgency x x
Urinary incontinence Urinary incontinence x x
Urinary tract infection Urinary tract infection x x x x x
Micturition disorder Micturition disorder x
Urticaria Urticaria x x x x x x
Vaginal inflammation Vaginal inflammation x x
Vaginal infection Vaginal inflammation x x
Vasodilation procedure Vasodilation x
Viral infection Viral infection x x
Weight increased Weight increased x
Wheezing Wheezing x x
Wound Wound x
Peripheral vascular disorder Peripheral vascular disorder x x
Micturition urgency Micturition urgency x x
Burning sensation Burning sensation x
Mood swings Mood swings x x x x
Affect lability Mood swings x x x x
Affect lability x
Photopsia Photopsia x
Oculogyric crisis Oculogyric crisis x x
Peroneal nerve palsy Footdrop x x
Hypokinesia Hypokinesia x x
Mouth ulceration Mouth ulceration x x x x x x x
Deep vein thrombosis Deep vein thrombosis x x
Musculoskeletal stiffness Neck stiffness x x
Nuchal rigidity Neck stiffness x x
Bleeding time prolonged Bleeding time prolonged x x
Deafness permanent Deafness permanent x
Partial permanent deafness x
Deafness transitory Partial transitory deafness x x
Swelling face Swelling face x
Generalised oedema Generalised oedema x x
Fluid retention Generalised oedema x x
Scrotal oedema Scrotal oedema x x
Gamma-glutamyltransferase increased Gamma-glutamyltransferase increased x x
Large intestinal haemorrhage Hemorrhage of colon x x
Hypomagnesaemia Hypomagnesaemia x x x
Intracranial pressure increased Intracranial pressure increased x
Blood lactate dehydrogenase increased Lactic dehydrogenase activity increased x x
Liver tenderness Liver tenderness x x
Mucous membrane disorder Mucous membrane disorder x x
Muscular weakness Muscular weakness x x
Myasthenia x x
Accidental overdose Accidental overdose 0% - 14.3% x
Bone pain Bone pain x x
Injection site pain Injection site pain x x
Paranoia Paranoid reaction x x
Paranoia x
Rash pustular Vesiculobullous rash x x
Pustule x x x x
Dermatitis bullous Vesiculobullous rash x x
Aspartate aminotransferase increased Aspartate aminotransferase increased x
Skin discolouration Skin discolouration x x
Tendon disorder Tendon disorder x x
Joint swelling Joint swelling x
Urinary hesitation Urinary hesitation x
Endophthalmitis Ocular hyperaemia