Terazosin

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 (show all 18)
1 2 3 4 5 6 7 8 9 10
Dizziness def postmarketing, 0.4% - 19.3% 0.4% - 7.5% x x x x x x x x x x
Headache def postmarketing, 0.8% - 16.2% 0.8% - 15.8% x x x x x x
Asthenia def postmarketing, 0% - 11.3% 0% - 4.3% x x x x x x x x x x
Fatigue def 3.3% - 11.3% 3.3% - 4.3% x x x x x
Lassitude def 3.3% - 11.3% 3.3% - 4.3% x x x x x
Weakness def 3.3% - 11.3% 3.3% - 4.3% x x x x x
Nasal congestion def 0% - 5.9% 0% - 3.4% x x x x x x x x x x
Oedema def 0% - 5.5% 0% - 2.4% x x x x x x x x x x
Oedema peripheral def 0% - 5.5% 0% - 2.4% x x x x x x x x x x
Somnolence def postmarketing, 0.2% - 5.4% 0.2% - 2.6% x x x x x x x x x x
Nausea def postmarketing, 0% - 4.4% 0% - 1.4% x x x x x x x x x x
Palpitations def postmarketing, 0.2% - 4.3% 0.2% - 1.2% x x x x x x x x x x
Hypotension def postmarketing, 0% - 3.9% 0% - 0.8% x x x x x x x x x x
Orthostatic hypotension def postmarketing, 0% - 3.9% 0% - 0.8% x x x x x x x x x x
Infection def postmarketing, 0.3% - 3.9% 0.3% - 3.9% x x x x x x x x x
Urinary tract infection def postmarketing, 0.3% - 3.9% 0.3% - 3.9% x x x x x x x x x
Pain def postmarketing, 1.2% - 3.5% 1.2% - 3% x x x x x x
Dyspnoea def postmarketing, 0.3% - 3.1% 0.3% - 2.4% x x x x x x x
Paraesthesia def 0.2% - 2.9% 0.2% - 1.4% x x x x x
Sinusitis def postmarketing, 1.4% - 2.6% 1.4% x x x x
Back pain def postmarketing, 1.2% - 2.4% 1.2% x x x x x
Influenza def postmarketing, 1.7% - 2.4% 1.7% x x x x x x x x x
Nervousness def 1.8% - 2.3% 1.8% x x x x x
Rhinitis def postmarketing, 0% - 1.9% 0% x x x x x x x x x x
Tachycardia def 0% - 1.9% 0% - 1.2% x x x x
Erectile dysfunction def postmarketing, 0.6% - 1.6% 0.6% - 1.4% x x x x x x x x x x
Vision blurred def 0% - 1.6% 0% - 0.6% x x x x x x x x
Vertigo def postmarketing, 0% - 1.4% 0% - 0.3% x x x x x x
Amblyopia def postmarketing, 0% - 1.3% 0% - 0.6% x x x x
Libido decreased def 0.2% - 0.6% 0.2% x x x x x
Syncope def postmarketing, 0% - 0.6% 0% - 0.2% x x x x x x x
Body temperature increased def postmarketing, 0% - 0.5% 0% x x x x x x
Weight increased def 0% - 0.5% 0% - 0.2% x x x x x x
Abdominal pain def postmarketing x x x x x x
Anaphylactic shock def postmarketing x x x x x x
Anxiety def postmarketing x x x x x x
Arthralgia def postmarketing x x x x x x
Arthritis def postmarketing x x x x x x
Atrial fibrillation def postmarketing x x x x x x x x
Bronchitis def postmarketing x x x x x x
Neck pain def postmarketing x x x x x x
Chest pain def postmarketing x x x x x x
Conjunctivitis def postmarketing x x x x x x
Constipation def postmarketing x x x x x x
Diarrhoea def postmarketing x x x x x x
Dyspepsia def postmarketing x x x x x x
Dysuria def postmarketing x
Rash def postmarketing x x x x x x
Flatulence def postmarketing x x x x x x
Gout def postmarketing x x x x x x
Hypersensitivity def postmarketing x x x x x x x x
Incontinence def postmarketing x x x x x x
Arthropathy def postmarketing x x x x x x
Menopause def postmarketing x
Miosis def postmarketing x x x x x x x
Pharyngitis def postmarketing x x x x x x
Priapism def postmarketing x x x x x x x x
Shoulder pain def postmarketing x x x x x x
Thrombocytopenia def postmarketing x x x x x x x x
Urinary incontinence def postmarketing x x x x x x
Vasodilation def postmarketing x x x x x x
Cataract def postmarketing x x x x x x x
Myalgia def postmarketing x x x x x x
Cardiac fibrillation postmarketing x x x x x x x x
Floppy postmarketing x x x x x x x
Flu symptoms postmarketing x x x x x x
Intraoperative floppy iris syndrome postmarketing x x x x x x x
Floppy iris syndrome postmarketing x x x x x x x
Angina pectoris def x
Anorexia def
Anoxia def x
Arrhythmia def x x x x x x
Asthma def x
Confusional state def x
Cough def x x x x x x
Dysgeusia def x
Epistaxis def x x x x x
Eye disorder def x
Gastritis def x
Cardiac failure def x
Hypokalaemia def x
Jaundice def x
Laryngospasm def x
Pruritus def x x x x x x
Seizures def x
Muscle spasms def x
Speech disorder def x
Cerebrovascular accident def x
Sweating def x x x x x x
Tinnitus def x x x x x x
Tremor def x
Pollakiuria def x x x x x x
Visual impairment def x x x x x
Vomiting def x x x x x x
Dry mouth def x x x x x x
Hypophosphataemia def x
Hepatic function abnormal x
Migraine def x
Malaise def x
Abnormal dreams x
Photosensitivity def x
Coordination abnormal
Face oedema def x x x x x x
Cough increased x x x x x x
Hypertensive x
Hypotensive x x x x x x x x
Cold symptoms x x x x x x
Insomnia def x x x x x x
Indication Labels
Benign prostatic hyperplasia def x x x x x x x x x x
Bladder dysfunction x
Calculus bladder def x
Diabetes mellitus def x
Disease progression def x
Diuresis def x x x x x x x x x
Hyperplasia def x x x x x x x x x x
Hypertension def x x x x x x x x x x
Neurogenic bladder def x
Obstruction def x x x x x x x x x x
Parkinsonism def x
Peak flow x
Prostatic hyperplasia def x x x x x x x x x x
Thought blocking def x x x x x x x x x
Urethral disorder def x
Urinary tract obstruction def x x x x x x x x x x

Information

More information: STITCH, PubChem and possibly Wikipedia or Medpedia

ATC Code: G04CA03

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. terazosin hydrochloride / Hytrin : 17 side effects (FDA MedWatch)
  2. terazosin hydrochloride / Hytrin : 21 side effects (FDA MedWatch)
  3. TERAZOSIN : 30 side effects (FDA XML label)
  4. TERAZOSIN : 31 side effects (FDA XML label)
  5. TERAZOSIN : 66 side effects (FDA XML label)
  6. TERAZOSIN : 75 side effects (FDA XML label)
  7. TERAZOSIN : 78 side effects (FDA XML label)
  8. Terazosin : 80 side effects (FDA XML label)
  9. TERAZOSIN : 81 side effects (FDA XML label)
  10. TERAZOSIN (TERAZOSIN HYDROCHLORIDE) / PHL-TERAZOSIN : 95 side effects (Health Canada)