Prazosin (Apo)™

Read the CMI leaflet (Opens in new tab) for facts you need to know before, during and after taking your medicine.

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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.

Source: ARTG

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

Source: ARTG

Non-composite pack

This medicine contains one component only.

Component

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

Source: ARTG

These medicine packs are available from a pharmacist and requires a prescription. It is Schedule 4: Prescription Only Medicine.?What is the medicines and poisons schedule?

All medicines and poisons in Australia are categorised by how they are made available to the public. Medicines with a low safety risk are usually less tightly controlled than medicines with a higher safety risk. This system is called ‘scheduling’. You can read more about the scheduling of medicines as well as the different scheduling categories on our Scheduling of medicines and poisons information page.

• 100 tablets

Source: ARTG

This medicine was verified as available on the Pharmaceutical Benefits Scheme (PBS) on 1 August 2026, under PBS item codes 13553H (Opens in new tab) and 1479W (Opens in new tab). Ask your pharmacist or doctor about your eligibility

Source: PBS

For the active ingredient: Prazosin

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.

Source: AHT

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.

Source: AHT

If you experience a side effect from this medicine, tell your doctor or pharmacist. Or report it directly to the TGA (Therapeutic Goods Administration).

You can report side effects to your doctor, or directly at Report an adverse event or safety problem (Opens in new tab)

Source: ARTG

Healthdirect medicines information is not intended for use in an emergency. If you are suffering an acute illness, overdose, or emergency condition, call triple zero (000) and ask for an ambulance.

Reasonable care has been taken to provide accurate information at the time of creation. This information is not intended to substitute medical advice, diagnosis or treatment and should not be exclusively relied on to manage or diagnose a medical condition. Please refer to our terms and conditions (Opens in new tab).