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==DESCRIPTION==


Terazosin hydrochloride, an alpha-1-selective adrenoceptor blocking agent, is a quinazoline derivative represented by the following chemical name and structural formula: (RS)-Piperazine, 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-[(tetrahydro-2-furanyl)carbonyl]-, monohydrochloride. It has the following structural formula:


[[image:tera1.png]]


 
Terazosin hydrochloride is a white, crystalline substance, freely soluble in water and isotonic saline and has a molecular weight of 459.93. Terazosin hydrochloride capsules, for oral administration, are supplied in four dosage strengths containing terazosin hydrochloride equivalent to 1 mg, 2 mg, 5 mg, or 10 mg of terazosin. Inactive ingredients: Crospovidone, lactose (monohydrate), magnesium stearate, and microcrystalline cellulose. May contain corn starch. The capsule shells and imprinting inks contain: D & C Yellow #10 Aluminum Lake, FD & C Blue #1 Aluminum Lake, FD & C Blue #2 Aluminum Lake, FD & C Red #40 Aluminum Lake, gelatin, pharmaceutical glaze, propylene glycol, synthetic black iron oxide, and titanium dioxide. The 5 mg also contains: D & C Red #28.<ref name="dailymed.nlm.nih.gov">{{Cite web  | last =  | first =  | title = TERAZOSIN HYDROCHLORIDE CAPSULE [CARDINAL HEALTH] | url = http://dailymed.nlm.nih.gov/dailymed/lookup.cfm?setid=30503dfd-03bd-46d8-8170-d9ed096fd71d | publisher =  | date =  | accessdate = 7 March 2014 }}</ref>
 
<ref name="dailymed.nlm.nih.gov">{{Cite web  | last =  | first =  | title = TERAZOSIN HYDROCHLORIDE CAPSULE [CARDINAL HEALTH] | url = http://dailymed.nlm.nih.gov/dailymed/lookup.cfm?setid=30503dfd-03bd-46d8-8170-d9ed096fd71d | publisher =  | date =  | accessdate = 7 March 2014 }}</ref>





Revision as of 02:38, 7 March 2014

Terazosin
Terazosin®, Hytrin® FDA Package Insert
Indications and Usage
Dosage and Administration
Contraindications
Warnings
Precautions
Adverse Reactions
Drug Interactions
Use in Specific Populations
Overdosage
Description
Clinical Pharmacology
Nonclinical Toxicology
How Supplied/Storage and Handling
Patient Counseling Information
Labels and Packages
Clinical Trials on Terazosin
ClinicalTrials.gov

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]; Associate Editor(s)-in-Chief: Abdurahman Khalil, M.D. [2]

DESCRIPTION

Terazosin hydrochloride, an alpha-1-selective adrenoceptor blocking agent, is a quinazoline derivative represented by the following chemical name and structural formula: (RS)-Piperazine, 1-(4-amino-6,7-dimethoxy-2-quinazolinyl)-4-[(tetrahydro-2-furanyl)carbonyl]-, monohydrochloride. It has the following structural formula:

Terazosin hydrochloride is a white, crystalline substance, freely soluble in water and isotonic saline and has a molecular weight of 459.93. Terazosin hydrochloride capsules, for oral administration, are supplied in four dosage strengths containing terazosin hydrochloride equivalent to 1 mg, 2 mg, 5 mg, or 10 mg of terazosin. Inactive ingredients: Crospovidone, lactose (monohydrate), magnesium stearate, and microcrystalline cellulose. May contain corn starch. The capsule shells and imprinting inks contain: D & C Yellow #10 Aluminum Lake, FD & C Blue #1 Aluminum Lake, FD & C Blue #2 Aluminum Lake, FD & C Red #40 Aluminum Lake, gelatin, pharmaceutical glaze, propylene glycol, synthetic black iron oxide, and titanium dioxide. The 5 mg also contains: D & C Red #28.[1]



References

  1. "TERAZOSIN HYDROCHLORIDE CAPSULE [CARDINAL HEALTH]". Retrieved 7 March 2014.