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Prazosin

Information

Uses

Prazosin is used in the treatment of benign prostatic hyperplasia (enlarged prostate), increased blood pressure , heart failure and raynaud's disease (some areas of the body feel numb and cool in certain circumstances)

How it works

Prazosin works by relaxing muscle around the bladder exit and prostate gland so urine is passed more easily. Prazosin also lowers blood pressure by relaxing blood vessels.

Common side effects

Dizziness, Fainting, Sleepiness, Weakness, Nausea, Vomiting, Headache, Edema, Blurred vision, Dry mouth, Nasal congestion, Breathlessness, Constipation

Available Medicine

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  • ₹312 to ₹390
    Pfizer Ltd
    2 variant(s)
  • ₹57 to ₹148
    Sun Pharmaceutical Industries Ltd
    4 variant(s)
  • ₹76 to ₹95
    Intas Pharmaceuticals Ltd
    2 variant(s)
  • ₹97
    La Renon Healthcare Pvt Ltd
    1 variant(s)
  • ₹50 to ₹79
    C M R Life Sciences
    3 variant(s)
  • ₹72 to ₹91
    Cipla Ltd
    2 variant(s)
  • ₹76 to ₹97
    Gold Line
    2 variant(s)
  • ₹50
    Lupin Ltd
    1 variant(s)
  • ₹118
    Biochem Pharmaceutical Industries
    1 variant(s)
  • ₹26
    Jan Aushadhi
    1 variant(s)

Expert advice

  • The drug can cause dizziness, drowziness or nausea. Consult your doctor, if these side effects do not improve.
  • Take the drug with food or at bedtime to avoid side effects.
  • Check your blood pressure 1 week after starting this drug and consult your doctor, if it has not improved.
  • Do not drive or use any tools or machinery after taking prazosin.

Frequently asked questions

Prazosin

Q.

What is prazosin used for?
Prazosin is an alpha blocker and is used in the treatment of hypertension (high blood pressure), heart failure, painfully cold fingers (Raynaud’s Disease) or mild enlargement of the prostate gland (prostatic hyperplasia) in men.

Q.

Is prazosin safe?
Prazosin is generally well tolerated and safe if used at prescribed doses for a prescribed duration as advised by a doctor.

Q.

Is prazosin addictive?
Prazosin is not addictive as it does not have any habit-forming potential.

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Q.

Does prazosin cause weight gain?
Weight gain has not been reported with prazosin. However, if you have heart failure, prazosin can gradually become less helpful over several months and if this happens you may notice swelling of your legs or ankles due to retention of fluid known as edema. If you develop edema or weight gain while taking prazosin tell your doctor as your doctor may need to change the dose of prazosin or other medicines you are taking.

Q.

Does prazosin cause sedation?
Sedation (drowsiness) is a common side effect of prazosin. Prazosin may cause dizziness, drowsiness, syncope and headache. If you experience these symptoms, do not drive or use any tools or machinery while taking prazosin and consult your doctor.

Q.

Does prazosin help with anxiety?
Prazosin is not used for the treatment of anxiety. Please consult your doctor if you experience anxiety as it requires proper diagnosis and treatment.

Q.

Does prazosin cause urinary retention?
Prazosin has not been reported to cause urinary retention. Prazosin actually helps in relieving urinary retention if it was due to an enlarged prostate when used along with other medicines.

Q.

Does prazosin need to be refrigerated?
Prazosin does not need to be refridgerated. However, please check instruction for storage mentioned on the pack insert.

Q.

Does prazosin make you tired?
Prazosin can make you feel tired. However, please consult your doctor if you experience excessive tiredness after taking prazosin.

Q.

Does prazosin help with erectile dysfunction?
Prazosin is not used for the treatment of erectile dysfunction. Please consult your doctor if you have erectile dysfunction before taking any medicines.

Q.

Does prazosin cause weight loss?
Prazosin has not been reported to cause weight loss. Please consult your doctor if you experience weight loss while taking prazosin as your doctor would be able to find the exact reason of weight loss and manage accordingly.

Q.

Is prazosin a controlled substance?
Prazosin is not a controlled substance. A controlled substance is generally a drug or chemical whose manufacture, possession or use is regulated by a government. Prazosin is available when prescribed by a doctor.

Q.

Is prazosin a narcotic (opioid)?
Prazosin is not a narcotic substance. It belongs to a group of medicines known as alpha blockers.

Q.

Is prazosin a benzodiazepine?
Prazosin is not a benzodiazepine. Prazosin belongs to a group of medicines known as alpha blockers.

Q.

Is prazosin used for nightmares?
Prazosin is not used for the treatment of nightmares. Prazosin is usually used to treat high blood pressure (hypertension), heart failure, painfully cold fingers (Raynaud’s Disease) or mild enlargement of the prostate gland (prostatic hyperplasia) in men.

Q.

Is prazosin a blood thinner?
Prazosin is not a blood thinner. Prazosin belongs to a group of medicines known as alpha blockers.

Q.

Is prazosin like alprazolam?
Prazosin is not like alprazolam, it belongs to a group of medicines known as alpha blockers, used in the treatment of hypertension (high blood pressure), heart failure, painfully cold fingers (Raynaud’s Disease) or mild enlargement of the prostate gland (prostatic hyperplasia) in men while alprazolam belongs to a group of medicines known as benzodiazepines which are used in the treatment of anxiety.

Q.

Is prazosin a monoamine oxidase inhibitor (MAOI)?
Prazosin is not a monoamine oxidase inhibitor (MAOI). Prazosin belongs to a group of medicines known as alpha blockers.

Q.

Is prazosin a selective serotonin reuptake inhibitor (SSRI)?
Prazosin is not a selective serotonin reuptake inhibitor (SSRI). Prazosin belongs to a group of medicines known as alpha blockers.

Q.

Can I take ibuprofen with prazosin?
There has been reported a minor interaction that ibuprofen can decrease the effects of prazosin. Please consult your doctor before taking these two medicines together.

Q.

Can I take prazosin with alcohol?
It is not recommended to take prazosin with alcohol. The risk of hypotension (abnormally low blood pressure) increases when prazosin is taken with alcohol especially when you have just started the treatment with prazosin. Please consult your doctor if you have any further concerns.

Q.

Is prazosin a beta-blocker?
Prazosin is not a beta-blocker. It belongs to a group of medicines known as alpha blockers.


Content on this page was last updated on 08 March, 2017, by Dr. Varun Gupta (MD Pharmacology)