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Brand name: Prazosin (GenRx) TM

Listen to the Pronunciation:

Active ingredients: prazosin

What it is used for

In patients with hypertension: Prazosin is indicated in the treatment of hypertension of varied aetiology and all grades of severity. It can be used as the initial and sole agent or it may be employed in a general treatment programme in conjunction with other antihypertensive agents. Renal blood flow and glomerular filtration rate are not impaired by long term oral administration. Prazosin can be used with safety in hypertensive patients with impaired renal function. In patients with congestive heart failure: Prazosin is indicated in the treatment of severe refractory congestive heart failure. Prazosin may be added to the therapeutic regimen in those patients who have become refractory to conventional therapy with cardiac glycosides and diuretics. In patients with Raynaud's Phenomenon and Raynaud's Disease: Prazosin is indicated in the treatment of Raynaud's phenomenon and Raynaud's disease. Benign Prostatic Hyperplasia: Prazosin is indicated as an adjunct in the symptomatic treatment of urinary obstruction caused by benign prostatic hyperplasia in patients awaiting prostatic surgery.

How to take it

The way to take this medicine is: Oral. This medicine is taken by mouth.

  • Store below 25 degrees Celsius
  • Protect from Light
  • Shelf lifetime is 2 Years.

You should seek medical advice in relation to medicines and use only as directed by a healthcare professional.

Always read the label. If symptoms persist see your healthcare professional.

Visual appearance

Capsule-shaped, white, flat-faced bevelled-edged tablets, scored and engraved "APO P1" on one side, the other side plain.

Images are the copyright of the Pharmacy Guild of Australia

Do I need a prescription?

This medicine is available from a pharmacist and requires a prescription. It is Schedule 4 : Prescription Only Medicine.

Over 65?

This medicine contains the active ingredients:

If you are over 65 years of age, there may be specific risks and recommendations for use of this medicine. Please discuss your individual circumstances with your pharmacist, doctor or health professional. For more information read our page on medication safety for older people.

Pregnant or planning a pregnancy?

For the active ingredient prazosin

You should seek advice from your doctor or pharmacist about taking this medicine. They can help you balance the risks and the benefits of this medicine during pregnancy.

Consumer Medicines Information (CMI)

For side effects, taking other medicines and more

Print the CMI.

Listen to the CMI.

Reporting side effects

You can help ensure medicines are safe by reporting the side effects you experience.

You can report side effects to your doctor, or directly at

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