Prazosin

Side effects and indications

Whenever possible, frequency information about the side effects was extracted from the labels. Aggregated frequency information for the drug and, if available, placebo is shown. To the right, you can click on shaded boxes to be taken to mentions of the side effect on the label. (In some cases, the side effect cannot be highlighted due to conversion problems.) Information about indications was extracted from the indications and usage sections of the labels.

Show MedDRA Preferred Terms

Side effect Data for drug Placebo Labels
1 2 3
Abdominal pain def x
Alopecia def x x x
Angina pectoris def x x
Anxiety def x
Arthralgia def x x x
Asthenia def x x x
Back pain def x
Bronchospasm def x
Chest pain def x
Conjunctivitis def x
Constipation def x x x
Cough def x
Deafness def x
Dysphagia def x
Diarrhoea def x x x
Dizziness def x x x
Drowsiness def x x x
Dyspepsia def x
Dyspnoea def x x x
Ear pain def x
Oedema def x x x
Epistaxis def x x x
Rash def x x x
Fatigue def x x x
Body temperature increased def x x x
Flatulence def x
Flushing def x x x
Gynaecomastia def x x
Hallucination def x x x
Headache def x x x
Haemorrhage def x
Hypersensitivity def x x
Hypoaesthesia def x
Hypotension def x x x
Orthostatic hypotension def x x x
Incontinence def x x x
Cramps of lower extremities x
Lichen unspecified def x x x
Lichen planus def x x
Miosis def x x
Cramp muscle def x
Narcolepsy def x x x
Nasal congestion def x x x
Nausea def x x x
Nervousness def x x x
Pain def x x x
Palpitations def x x x
Pancreatitis def x x x
Paraesthesia def x x x
Polyuria def x
Priapism def x x x
Pruritus def x x x
Retinal disorder def x x x
Rhinitis def x
Scleral disorder def x x x
Sweating def x
Syncope def x x x
Tachycardia def x x x
Tinnitus def x x x
Pollakiuria def x x x
Urticaria def x x
Vasculitis def x x
Vertigo def x x x
Visual impairment def x
Vomiting def x x x
Weight increased def x
Dry mouth def x x x
Cataract def x x
Hepatic function abnormal x x x
Antinuclear antibody positive def x x x
Eye pain def x x
Malaise def x x x
Myalgia def x
Abdominal discomfort x x x
Discomfort def x x x
Dizziness postural x
Erectile dysfunction def x x x
Vision blurred def x x x
Bradycardia def x x
Sweating increased x x x
Haematocrit decreased x
Hypertensive x
Floppy x x
Insomnia def x x x
Intraoperative floppy iris syndrome x x
Floppy iris syndrome x x
Weakness def x x x
Somnolence def x
Indication Labels
Essential hypertension def x
Hypertension def x x x
Thought blocking def x x

Information

More information: STITCH, PubChem and possibly Wikipedia or Medpedia

ATC Code: C02CA01

Legend

Color scheme: standard – alternative

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    

Labels

Labels were obtained from different sources and potentially contain different sets of side effects. If you click on the label name, a HTML version of the label will be shown with proteins, chemicals and side efffects highlighted using Reflect.

  1. PRAZOSIN : 61 side effects (FDA XML label)
  2. prazosin : 62 side effects (FDA XML label)
  3. PRAZOSIN (PRAZOSIN HYDROCHLORIDE) / MINIPRESS : 76 side effects (Health Canada)