Description
Indication
Doxazosin is used to treat:
- Hypertension (high blood pressure)
- Benign Prostatic Hyperplasia (BPH), a noncancerous enlargement of the prostate gland
Dosage
The dosage of doxazosin can vary based on the condition being treated and individual patient factors. Common dosages include:
- For hypertension: 1 mg, 2 mg, 4 mg, or 8 mg once daily.
- For BPH: 4 mg or 8 mg extended-release tablets once daily.
Side Effects
Common side effects of doxazosin may include:
- Dizziness or lightheadedness
- Headache
- Fatigue
- Nasal congestion
- Swelling of the feet, hands, arms, or legs
Precautions
- Low Blood Pressure: Doxazosin can cause low blood pressure, especially when starting the medication or increasing the dose. It’s important to get up slowly from a sitting or lying position to avoid dizziness.
- Surgery: Inform your surgeon if you are taking doxazosin, especially if you are having cataract surgery, as it can affect your pupils.
- Allergies: Do not use doxazosin if you are allergic to it or similar medications.
- Pregnancy and Breastfeeding: Inform your doctor if you are pregnant or breastfeeding.





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