Prazosin tablet

Table of contents

  1. What is Prazosin Tablet?
  2. Composition & Strength of Prazosin Tablet
  3. How does Prazosin tablet work?
  4. Prazosin Tablet uses
  5. Common side effects of Prazosin tablet
  6. Prazosin Contraindications
  7. Prazosin tablet precautions & how to use
  8. General warnings and Dosage
  9. Alternative tablets for Prazosin

What is Prazosin Tablet?

Prazosin is an antihypertensive agent which is used to treat high blood pressure. This drug comes under the class of Beta-blockers. Prazosin manages high blood pressure but does not completely cure the condition. It comes in the form of a tablet and is administered orally.

Parents Health Insurance Plans

Composition & Strength of Prazosin Tablet

The strength of Prazosin is 1mg, 2mg, and 5mg in tablet and capsule form.

How does Prazosin tablet work?

Prazosin is a selective alpha 1 adrenergic blocking agent. Alpha-adrenergic blockers are responsible for controlling the blood pressure. It is located space between a nerve fiber and target tissue. When this receptor-activated there is a rise in blood pressure.  Prazosin inhibits the alpha-adrenergic blocker leading to vasodilation of blood vessels causing lowering of blood pressure.

Read about similar medications

Prazosin tablet uses

Prazosin Tablet is used in patients suffering from the following conditions:


A common condition in which the force exerted by the blood on the wall of the artery is high.

Congestive Heart failure:

A chronic progressive condition in which the heart is unable to pump a sufficient amount of blood to meet the metabolic demand of the body.

Hypertensive Nephropathy:

It is referred to as high blood pressure due to kidney damage.

Raynaud phenomenon:

Raynaud phenomenon is a syndrome characterized by discoloration of the skin (white to blue to red) such as fingers, thumbs, and feet numbs due to stress or cold.

Common side effects of Prazosin tablet

  • Dizziness
  • Lack of energy
  • Weakness
  • Motion sickness
  • Dry mouth
  • Blurred vision
  • Congestion
  • Palpitation
  • Constipation
  • Diarrhea

Prazosin Tablet Contraindications

Prazosin tablet should not be used if you have the following conditions:

  • Contract surgery
  • Intraoperative floppy iris syndrome
  • Hypersensitivity
  • Prostatic carcinoma
  • Orthostatic hypotension

Prazosin tablet precautions & how to use

  • Before consuming Prazosin Tablet, tell your doctor about your current list of prescription and nonprescription medication (e.g. herbal supplements, nutrients, vitamins, etc.)
  • Tell about your doctor/pharmacist, if you have any allergy with Prazosin or related to medicine such as quinazolines.
  • Tell your doctor if you have a recent heart attack or swelling of your hand and feet(edema)
  • If you plan to undergo eye surgery then asked your doctor/pharmacist about benefit or risk of Prazosin.
  • Pregnant women must consult your doctor before taking Prazosin.

General warnings


If you take too much Prazosin then it may cause harmful side effects as light headache, irregular heartbeat. Consult your doctor or pharmacist if you find any side effects.

Missing dosage:

If you miss the dosage take as soon as possible. If it is almost time for the next dose, skip the missing dosage and continue the regular dosing schedule. Do not take double doses to make up for missed dose.


Prazosin tablet is not safe for during pregnancy. An animal study has shown an adverse effect on the fetus but there is only limited human study. The potential benefits outweigh the risks involved so consult your doctor/pharmacist before using Prazosin.


Prazosin is not safe to use during breastfeeding. Some human studies have shown the small amount of Prazosin is found in human milk after oral administration. Before taking this medicine consult your doctor.

Alternative Tablets for Prazosin

Prazosin is available in the market under various brands such as:

Are you Looking For a Health Insurance? – Read this for More Information

Health Insurance for Family

  • Nu-Prazo 1mg tablet
  • Apo-Prazo 2mg tablet
  • Novo-Prazin 5mg tablet
  • Prazopill 5mg XL
  • Prazoline 5mg tablet SR

If for some reason an experienced doctor is not available around you, then you can contact us here.


Prazosin tablet
0.0 rating based on 12,345 ratings
Overall rating: 0 out of 5 based on 0 reviews.
Review Title
Review Content






Leave a Reply

Your email address will not be published. Required fields are marked *