Terazosin drug interactions

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Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1] Phone:617-525-6884

Drug interactions

In controlled trials, Terazosin has been added to diuretics, and several beta-adrenergic blockers; no unexpected interactions were observed. Terazosin has also been used in patients on a variety of concomitant therapies; while these were not formal interaction studies, no interactions were observed. Terazosin has been used concomitantly in at least 50 patients on the following drugs or drug classes:

1) analgesic/anti-inflammatory (e.g., acetaminophen, aspirin, codeine, ibuprofen, indomethacin);

2) antibiotics (e.g., erythromycin, trimethoprim and sulfamethoxazole);

3) anticholinergic/sympathomimetics (e.g., phenylephrine hydrochloride, phenylpropanolamine hydrochloride, pseudoephedrine hydrochloride);

4) antigout (e.g., allopurinol);

5) antihistamines (e.g., chlorpheniramine);

6) cardiovascular agents (e.g., atenolol, hydrochlorothiazide, methyclothiazide, propranolol);

7) corticosteroids;

8) gastrointestinal agents (e.g., antacids);

9) hypoglycemics;

10) sedatives and tranquilizers (e.g., diazepam).

Complete list of drug interactions

Major Interactions

Moderate Interactions

Minor Interactions

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The content of this page is taken from the FDA package insert for this drug and should not be edited.