Strength(s): 1 mg ; 2 mg


Prazosin is a medication that is used in the treatment of high blood pressure. This medication may be used with or without other medications. Among the benefits of reduced blood pressure are reduced risks of kidney disease, heart attacks, and strokes.

This medication is classified as an alpha blocker. It works by relaxing and widening blood vessels, allowing easier flow of blood.

Other uses of this medication include the treatment of problems arising from an enlarged prostate, Raynaud’s phenomenon and aiding the removal of kidney stones through urination.

How to use Prazosin

Before taking this medication, read the instructions on the package and the Patient Information Leaflet provided by your pharmacist. If any questions arise, consult your doctor or pharmacist. This medication should only be taken as prescribed by the doctor.

Do not increase or decrease the dose without being instructed to do so by your doctor. Do not take more medication than prescribed or for a longer period than prescribed. Continue taking the medication even if you are feeling better. Ensure you complete your prescription schedule.

This medication is taken orally, usually 2-3 times daily, as directed by the doctor. Dosage is dependent on response to treatment and the medical condition. Prazosin may be taken with or without food. To reduce the risk of fainting, the prescription will start out on a low dose and increase gradually. Take it regularly to get the full benefits. Take it at the same time each day so as to remember easily.

If your condition fails to improve, consult your doctor.


Do not take Prazosin if you are allergic to it. Discuss with your doctor any other allergies you may have before getting your prescription. Inactive ingredients present in this drug may lead to an allergic reaction. For more details, consult your pharmacist.

Before taking this medication, discuss your medical history with your doctor especially of kidney disease, heart problems, uncontrolled attacks of deep sleep, certain eye problems and prostate cancer.

Before any surgeries, be sure to inform your doctor of the use of this and other medications you are using. Avoid alcohol while taking this medication. This medication may result in dizziness and drowsiness. Do not carry out activities that require alertness while under this medication until you are confident you can carry them out.

During pregnancy, use Prazosin only when clearly needed. Consult your doctor to understand the risks and benefits. This medication passes into breast milk. Consult your doctor to understand the risks and benefits before breastfeeding.

Side effects

Common side effects experienced when taking this medication include weakness, diarrhea, drowsiness, headache, vomiting, blurred vision, tiredness, nausea, and constipation. Consult your doctor or pharmacist if these effects persist or worsen. This medication has been prescribed by the doctor since it has been determined the benefits outweigh the risk of side effects.

Serious side effects that may be experienced when taking this medication include mental/mood changes, pounding heartbeat, swollen ankles/feet, frequent urination, fainting. If you experience these effects, seek immediate medical assistance.

Where to buy Prazosin

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