What is the brand name for Doxazosin?
The brand name for Doxazosin is Cardura.
PTCB TOP 200 · #180
Doxazosin
Cardura
Doxazosin is the generic name for the brand-name drug Cardura. It is an alpha-1 blocker used to treat BPH, hypertension. On the PTCE Top 200 drug list, Doxazosin ranks #180 and is one of the most frequently tested cardiovascular medications — commonly quizzed on its brand–generic pair, drug class, and key side effects.
| Generic name | Doxazosin |
|---|---|
| Brand name(s) | Cardura |
| Drug class | Alpha-1 blocker |
| Class group | Cardiovascular |
| Common use | BPH, hypertension |
| DEA schedule | Unscheduled |
| Availability | Prescription only (Rx) |
What is Doxazosin used for?
Treatment of hypertension; also used for benign prostatic hyperplasia (BPH) urinary symptoms (product-specific).
What drug class is Doxazosin?
Doxazosin is an Alpha-1 blocker in the Cardiovascular group. Knowing the class is the fastest way to predict its uses, side effects, and the brand↔generic pairs the PTCE tests.
Common side effects of Doxazosin
- arrow_rightDizziness
- arrow_rightOrthostatic hypotension
- arrow_rightFatigue
- arrow_rightHeadache
- arrow_rightDrowsiness
- arrow_rightEdema
Major interactions
- arrow_rightPDE5 inhibitors (sildenafil, tadalafil) can cause significant hypotension (dose/separation considerations)
- arrow_rightOther antihypertensives (additive hypotension)
- arrow_rightAlcohol may worsen orthostatic symptoms
- arrow_rightCYP3A4 inhibitors may increase doxazosin levels (monitor)
Is Doxazosin a controlled substance?
No. Doxazosin is not a federally controlled substance (it is unscheduled by the DEA).
How to remember Doxazosin (PTCE mnemonic)
CARD-ura CARDs HTN + BPH — DOX-azoSIN is α1 blocker. 'FIRST-DOSE SYNCOPE' (take at BEDTIME!); orthostasis, dizziness; ALLHAT showed worse outcomes than thiazide for HTN.
lightbulb
PTCE exam tip
The -osin alpha blockers share the FIRST-DOSE effect — take at bedtime to avoid orthostatic fainting; doxazosin covers both BPH and blood pressure.
Doxazosin FAQ
What is Doxazosin used for?
Doxazosin is used to treat BPH, hypertension. Treatment of hypertension; also used for benign prostatic hyperplasia (BPH) urinary symptoms (product-specific).
What drug class is Doxazosin?
Doxazosin is an Alpha-1 blocker (Cardiovascular group).
Is Doxazosin a controlled substance?
No. Doxazosin is not a federally controlled substance (it is unscheduled by the DEA).
Study guides that cover Doxazosin
Free, in-depth guides to the patterns behind this drug — no app needed.
Drug suffix cheat sheetthe suffix that gives away this drug's class
How to memorize the Top 200 drugsa method for locking in brand↔generic pairs
How hard is the PTCE?what the pass rate really means
Failed the PTCB? The comeback planwhat to do if the first attempt failsSee all PTCE study guides or browse the full Top 200 drug list.
Drill Doxazosin the way the PTCE asks it
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Written and reviewed by the RxReflex Content Team. Educational use only — not medical advice. Verify clinical specifics with your pharmacist or a current label source such as DailyMed. RxReflex is not affiliated with or endorsed by the Pharmacy Technician Certification Board (PTCB).