Terazosin Dosage
Medically reviewed on December 15, 2017.
Applies to the following strengths: 1 mg; 2 mg; 5 mg; 10 mg
Usual Adult Dose for:
Additional dosage information:
Usual Adult Dose for Hypertension
Initial dose: 1 mg orally once a day at bedtime
Maintenance dose: 1 to 5 mg orally once a day.
Maximum dose: 20 mg per day.
Usual Adult Dose for Benign Prostatic Hyperplasia
Initial dose: 1 mg orally once a day at bedtime.
Maintenance dose: Increased in a stepwise fashion to 2 mg, 5 mg, or 10 mg once a day to achieve desired improvement of symptoms.
Renal Dose Adjustments
Data not available
Liver Dose Adjustments
Data not available
Dose Adjustments
If terazosin is discontinued for several days or longer, therapy should be reinstituted using the initial dosing regimen.
Precautions
Safety and effectiveness have not been established in pediatric patients (less than 18 years of age).
Dialysis
Hemodialysis: Adjustment not recommended
Peritoneal dialysis: Data not available
Other Comments
Dosage reduction may be needed if adding a diuretic or other antihypertensive agent.
Further information
Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.
More about terazosin
- Side Effects
- During Pregnancy or Breastfeeding
- Dosage Information
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- 34 Reviews – Add your own review/rating
- Drug class: antiadrenergic agents, peripherally acting
Consumer resources
Other brands: Hytrin
