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More information: STITCH, PubChem (stereo-specific compound: 1) and possibly Wikipedia

ATC Code: N02AF01

Side effects

Options: Hide MedDRA Preferred Terms

MedDRA Preferred Term Side effect Data for drug Placebo Labels
1 2 3 4
Somnolence Somnolence 7.7% - 43% x x x x
Drowsiness 35% x
Dizziness Dizziness 4.4% - 25% x x x x
Syncope x x x x
Nasal congestion Nasal congestion infrequent, 13% x x x x
Vomiting Vomiting 3.4% - 13% x x x x
Insomnia Insomnia infrequent, 11% x x x x
Hypotension Hypotension frequent x x x x
Confusional state Confusional state 1% x x x x
Feeling abnormal Confusional state 1% x x x x
Floating feeling x x x
Abdominal pain Abdominal pain infrequent x
Stomach ache infrequent x x x x
Gastrointestinal pain Abdominal pain infrequent x
Arrhythmia Arrhythmia infrequent x
Ataxia Ataxia infrequent x
Back pain Back pain infrequent x
Cough Cough infrequent x x x x
Dysphagia Dysphagia infrequent x
Dysarthria Dysarthria infrequent x
Osteoarthritis Dysarthria infrequent x
Dyspnoea Dyspnoea infrequent x x x x
Ear pain Ear pain infrequent x x x x
Oedema Oedema infrequent x x x x
Dermatitis Rash infrequent x x x x
Rash Rash infrequent x x x x
Eye disorder Eye disorder infrequent x
Body temperature increased Body temperature increased infrequent x
Flatulence Flatulence infrequent x
Hallucination Hallucination infrequent x x x x
Hyperaesthesia Hyperaesthesia infrequent x
Hypertension Hypertension infrequent x x x x
Libido increased Libido increased infrequent x
Disturbance in sexual arousal Libido increased infrequent x
Pain in extremity Leg pain infrequent x
Hypotonia Muscle relaxation infrequent x
Pallor Pallor infrequent x
Petechiae Petechiae infrequent x
Pharyngitis Pharyngitis infrequent x x x x
Hyperacusis Hyperacusis infrequent x
Muscle spasms Muscle spasms infrequent x
Tachycardia Tachycardia infrequent x x x x
Tinnitus Tinnitus infrequent x x x x
Tremor Tremor infrequent x x x x
Erythema Erythema infrequent x
Stupor Stupor infrequent x
Depressed level of consciousness Stupor infrequent x
Agitation Agitation infrequent x x x x
Photophobia Photophobia infrequent x
Injury Accidental injury infrequent x
Eye pain Eye pain infrequent x
Sinus congestion Sinus congestion infrequent x x x x
Abdominal pain upper Stomach ache infrequent x x x x
Derealisation Derealisation infrequent x
Feeling cold Feeling cold infrequent x
Abnormal dreams Abnormal dreams infrequent x x x x
Rhinalgia Nasal pain infrequent x
Dyskinesia Abnormal involuntary movements infrequent x
Psychomotor retardation Psychomotor retardation infrequent x
Blood pressure increased Blood pressure increased infrequent x
Visual impairment Visual disturbance infrequent x
Gait disturbance Gait disturbance infrequent x
Poisoning Intoxication infrequent x
Ageusia Ageusia infrequent x
Hypoxia Hypoventilation infrequent x
Respiratory failure Hypoventilation infrequent x
Hypoventilation Hypoventilation infrequent x
Apnoea Apnoea postmarketing x x x
Delusion Delusion postmarketing x x x
Convulsion Convulsion postmarketing x x x x
Vertigo Vertigo postmarketing x x x x
Drug effect increased Drug effect increased postmarketing x x x x
Drug effect prolonged Drug effect prolonged postmarketing x x x x
Decreased appetite Anorexia x x x
Anxiety Anxiety x x x x
Asthenia Asthenia x x x x
Bronchitis Bronchitis x x x
Chest pain Chest pain x x x x
Constipation Constipation x x x
Depression Depression x
Diplopia Diplopia x
Ear disorder Ear disorder x
Epistaxis Epistaxis x x x x
Headache Headache x x x x
Hostility Hostility x x x
Lethargy Lethargy x x x
Nausea Nausea x x x x
Nervousness Nervousness x x x x
Tension Nervousness x x x x
Palpitations Palpitations x x x x
Paresis Paresis x
Paraesthesia Paraesthesia x x x x
Pruritus Pruritus x x x x
Rhinitis Rhinitis x x x
Sinusitis Sinusitis x x x
Hyperhidrosis Sweating x x x x
Shock Syncope x x x x
Syncope Syncope x x x x
Loss of consciousness Syncope x x x x
Thirst Thirst x
Upper respiratory tract infection Upper respiratory tract infection x x x
Urticaria Urticaria x x x
Vasodilation procedure Vasodilation x x x x
Dry mouth Dry mouth x x x x
Chills Chills x
Drug withdrawal syndrome Withdrawal symptom x x x
Hypopnoea Shallow breathing x x x
Increased appetite Increased appetite x
Dysphoria Dysphoria x x x
Thinking abnormal Thinking abnormal x
Mental disability Thinking abnormal x
Feeling hot Sensation of heat x x x x
Euphoric mood Euphoric mood x x x x
Nasal discomfort Nasal irritation x x x x
Vision blurred Vision blurred x x x x
Cold sweat Sticky skin x
Sticky skin Sticky skin x
Coordination abnormal Coordination abnormal x
Deafness Hearing impaired x
Hearing impaired Hearing impaired x


Information about indications was extracted from the indications and usage sections of the labels.


Side effects:60
Source:FDA Structured Product Label

butorphanol tartrate / Stadol NS

Side effects:60


Side effects:62
Source:FDA Structured Product Label


Side effects:87
Source:Health Canada

Color scheme:


    frequent (1% to 100%)
    infrequent (0.1% to 1%)
    rare (<0.1%)
    no frequency information
    not found on label