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Terazosin Generic Name & Formulations
Legal Class
Rx
General Description
Terazosin (as HCl) 1mg, 2mg, 5mg, 10mg; caps.
Pharmacological Class
Alpha-1 blocker.
How Supplied
Contact supplier
Manufacturer
Terazosin Indications
Indications
Benign prostatic hyperplasia (BPH).
Terazosin Dosage and Administration
Adult
See full labeling. Initially 1mg at bedtime. Titrate to 10mg once daily; usual max 20mg/day. Reevaluate if no response after 6 weeks.
Children
Not applicable.
Terazosin Contraindications
Not Applicable
Terazosin Boxed Warnings
Not Applicable
Terazosin Warnings/Precautions
Warnings/Precautions
Rule out prostate cancer. Syncope.
Terazosin Pharmacokinetics
Elimination
Fecal (60%), renal (40%). Half life: ~12hrs.
Terazosin Interactions
Interactions
Caution with verapamil, other antihypertensives.
Terazosin Adverse Reactions
Adverse Reactions
Syncope (esp. 1st dose), dizziness, somnolence, asthenia, nausea, nasal congestion, palpitations, impotence, orthostatic hypotension, blurred vision, peripheral edema; priapism (rare).
Terazosin Clinical Trials
See Literature
Terazosin Note
Notes
Formerly known under the brand name Hytrin.
Terazosin Patient Counseling
See Literature
Terazosin Generic Name & Formulations
Legal Class
Rx
General Description
Terazosin (as HCl) 1mg, 2mg, 5mg, 10mg; caps.
Pharmacological Class
Alpha-1 blocker.
How Supplied
Contact supplier
Manufacturer
Terazosin Indications
Indications
Hypertension.
Terazosin Dosage and Administration
Adult
1 mg at bedtime, then increase slowly. Usually: 1–5mg once daily in the AM; max 20mg/day. Monitor at peak (2–3 hours after dose) and trough. If BP response is substantially diminished at 24 hours, may increase dose or give in 2 divided doses. If hypotensive effects occur at peak, consider twice daily dosing. If another antihypertensive is added, dosage reduction and retitration may be necessary.
Children
Not recommended.
Terazosin Contraindications
Not Applicable
Terazosin Boxed Warnings
Not Applicable
Terazosin Warnings/Precautions
Warnings/Precautions
Syncope. Pregnancy (Cat.C). Nursing mothers.
Terazosin Pharmacokinetics
Elimination
Fecal (60%), renal (40%). Half life: ~12hrs.
Terazosin Interactions
Interactions
Caution with verapamil, other antihypertensives.
Terazosin Adverse Reactions
Adverse Reactions
Syncope (esp. 1st dose), dizziness, somnolence, asthenia, nausea, nasal congestion, palpitations, orthostatic hypotension, blurred vision, peripheral edema; priapism (rare).
Terazosin Clinical Trials
See Literature
Terazosin Note
Notes
Formerly known under the brand name Hytrin.
Terazosin Patient Counseling
See Literature
