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Prazosin

Prazosin
By Medicover Hospitals / 16 Feb 2021
Home | Medicine | Prazosin
  • Prazosin is a treatment for prescription use. It's delivered as an oral capsule. The oral capsule Prazosin is available both as the brand name drug Minipress and as a generic form. Minipress is an alpha-adrenergic blocker used to treat high blood pressure.
    1. Prazosin Uses
    2. Side effects
    3. Precautions
    4. Dosage
    5. Storage
    6. Prazosin vs Tamsulosin
    7. FAQ's

    Prazosin Uses:

  • Prazosin is used for the treatment of Hypertension. Lowering your blood pressure may lower your risk of a heart attack or stroke. High blood pressure is a common condition and can affect the brain, heart, blood vessels, kidneys, and other parts of the body when not treated. Heart disease, heart attack, heart failure, stroke, renal failure, vision loss, and other complications can be caused by damage to these organs. In addition to taking medicine, making lifestyle changes can also help to regulate blood pressure. These improvements include eating a diet low in fat and salt, maintaining a healthy weight, exercising most days for at least 30 minutes, quit smoking and consumption of alcohol.
  • Prazosin Side Effects:

  • Most common side effects of Prazosin are:
    • Dizziness
    • Drowsiness
    • Lightheadedness
    • Headache
    • Lack of energy
    • Weakness
    • Palpitations
    • Nausea
  • Some of the serious side effects of Prazosin are:
    • Loss of consciousness
    • Irregular heartbeat
    • Swelling of hands and feets
    • Difficulty in breathing
    • Depression
    • Skin rash
    • Hives
    • Trouble in breathing
  • If you have any of these serious symptoms immediately contact your doctor for further assistance. In any case, due to Prazosin if you get any kind of reactions in your body try avoiding it.
  • A doctor advised you to take the medicines by seeing your problems and the benefits of this medicine are greater than the side effects. Majority of the people who use this medicine don’t show any side effects. Get medical help immediately if you get any serious Prazosin side effects.
  • Precautions:

  • Before taking Prazosin talk with your doctor if you are allergic to it or any other alpha-blockers. The product may contain some inactive ingredients which can cause some serious problems.
  • Before using the medication talk with your doctor if you are having any medical history such as:
    • Heart problems
    • Kidney disease
    • Prostate Cancer
    • Glaucoma

    How to take Prazosin?

  • On your prescription bottle, follow all instructions and read all drug manuals or guidance sheets. Your doctor can change the dosage periodically. Use exactly the medication as instructed. Prazosin decreases blood pressure and can cause dizziness or fainting, especially when you start taking it for the first time, or when you adjust your dosage. Swallow and do not crush, chew, crack, or open the capsule whole. Keep using this drug, even if you are feeling well, as guided. There are also no signs of high blood pressure. You will continue to use blood pressure medicine for the rest of your life.
  • Dosage Forms and Strengths

  • Generic: Prazosin
    • Form: oral capsule
    • Strengths: 1 mg, 2 mg, and 5 mg
  • Brand: Minipress
    • Form: oral capsule
    • Strengths: 1 mg, 2 mg, and 5 mg

    Dosage for high blood pressure

  • Adult Dosage: 1mg should be taken 2 or 3 times a day as instructed.
  • Missed Dose:

  • Missing one or two-dose of Prazosin won’t show any effect on your body. The skipped dose causes no problem. But with some medication, it won’t work if you don’t take the dosage on time. If you miss a dose some sudden chemical change may affect your body. In some cases, your doctor would advise you to take the prescribed medicine as soon as possible if you have missed the dose.
  • Overdose:

  • Overdose of a drug can be accidental. If you have taken more than the prescribed Prazosin tablets there is a chance of getting a harmful effect on your body’s functions. Overdose of a medicine can lead to some medical emergency.
  • Warnings for Some Serious Health Conditions:

  • For People with Heart Problems: If you have heart failure, swelling of your hands and feet (edema), a tendency to feel very dizzy or lightheaded while standing or sitting (orthostatic hypotension), or a form of chest pain called angina, use prazosin with caution. These symptoms can be exacerbated by Prazosin.
  • For people with Eye Problems: Blurry vision and eye pain may be caused by Prazosin. Prazosin can increase your risk of serious complications during eye surgery if you already have eye problems, such as cataracts, and you need surgery.
  • Storage

  • Direct contact with heat, air and light may damage your medicines. The exposure of medicine may cause some harmful effects. The medicine must be kept in a safe place and out of children’s reach.
  • Mainly the drug should be kept at room temperature between 68ºF and 77ºF (20ºC and 25ºC).
  • Before taking Prazosin consult your Doctor. In case if you face any problems or get any side effects after taking Prazosin rush immediately to your nearby hospital or consult your doctor for better treatment. Carry your medications always in your bag while travelling to avoid any immediate emergencies. Follow your prescription and follow your Doctor advice whenever you take Prazosin.
  • Prazosin vs Tamsulosin:

    Prazosin
    Tamsulosin
    Prazosin is a treatment for prescription use. It's delivered as an oral capsule. The oral capsule Prazosin is available both as the brand name drug Minipress and as a generic form Tamusolin is an alpha-blocker which relaxes the muscles in the prostate and bladder neck which makes it easier for urinating.
    Prazosin is used for the treatment of Hypertension. Lowering your blood pressure may lower your risk of a heart attack or stroke. Tamsulosin is used by men for the treatment of an enlarged prostate. It doesn’t shrink the prostate but it works by relaxing the prostate and bladder
    Most common side effects of Prazosin are:
    • -Dizziness
    • -Drowsiness
    • -Lightheadedness
    • -Headache
    • -Lack of energy
    Some of the serious side effects of Tamsulosin are:
    • -Painful erection of the penis which lasts for hours
    • -Rash
    • -Itching
    • -Hives
    • -Swelling of eyes, face and ankles

    Frequently Asked Questions:

    To treat high blood pressure, prazosin is used alone or in conjunction with other drugs. Prazosin is in a drug class called alpha-blockers. This works by relaxing the blood vessels so that blood can flow through the body more easily.
    Sleepiness is a common side effect of prazosin, especially if it is taken for the first time, or if the dose has recently been increased. If you begin to feel drowsy, particularly during the day, talk to your doctor.
    Most common side effects of Prazosin are:
    • -Dizziness
    • -Drowsiness
    • -Lightheadedness
    • -Headache
    • -Lack of energy
    By enhancing sleep quality and global functioning, Prazosin has demonstrated efficacy in treating Post-Traumatic Stress Disorder.
    Within around three hours of an oral injection, blood levels of prazosin hit a peak. The lowering effect of blood pressure occurs within two hours of a dose, peaking at two to four hours. It is important to take Prazosin two to three times daily.
    The high blood pressure drug prazosin is often used to treat nightmares and insomnia associated with PTSD, which may raise the risk of suicide. But this small study shows that the medication can exacerbate nightmares and insomnia and not minimize suicidal thoughts.

    Citations:

  • Prazosin, https://www.nejm.org/doi/pdf/10.1056/NEJM197902013000505
  • Effects of Prazosin ,https://www.sciencedirect.com/science/article/abs/pii/S0140673680928883