Prazosin is employed with or without other medications to treat high blood pressure. Lowering blood that is high helps in avoiding strokes, heart attacks, and kidney problems.
Prazosin belongs to a course of medicines called alpha blockers. It works by relaxing and blood that is widening so blood can flow more easily.
OTHER USES: This section contains uses of this medication which are not detailed in the approved professional labeling for the medication but that could be prescribed by your health care professional. Make use of this drug for a disorder that is placed in this section only if it was so recommended by your health care professional.
This medication could also be used to treat blood that is certain disorders (Raynaud's phenomenon). Prazosin may also be used to treat problems urinating due to an enlarged prostate (harmless prostatic hyperplasia) or to help your body "pass," or get rid of, kidney rocks through urination.
Take this medication by mouth with or without food, usually 2 or 3 times daily or as directed by your doctor. If stomach upset occurs, take with food or milk. The dosage is founded on your age, medical problem and response to treatment.
Prazosin can sporadically cause sudden fainting following the dose that is first anytime that your dose is increased. To reduce your risk of fainting, the first dose prescribed by your doctor will be the smallest dose available. You need to take this first dose as you are going to bed. This will decrease the possibility of fainting. Your dose may be gradually increased. Just take your first dose that is new bedtime as soon as your dose is increased unless directed otherwise by the doctor.
Use this medication regularly in an effort to have the most benefit from it. To help you remember, take it at the same time(s) each day. If you feel well if you are taking this medication for high blood pressure, it is important to continue taking it even. Most people with high blood pressure do not feel sick. It may take up to several weeks before the benefit that is full of medication takes impact.
Usually do not stop taking this medication without first consulting your doctor. Some conditions may become worse when the medication is abruptly stopped. Your dose may need to be gradually decreased.
Tell your physician if your condition worsens (such as your routine blood pressure readings increase).
Headache, drowsiness, tiredness, weakness, blurred eyesight, nausea, vomiting, diarrhea, or constipation might occur as your body adjusts to the medication. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
Lightheadedness or dizziness upon standing could also occur, specially following the first dose and shortly after taking a dose of the drug during the first week of treatment. To reduce the risk of dizziness and fainting, get up slowly when rising from a seated or lying position. If dizziness does occur, down sit or lie right away. Your dose may have to be modified.
Keep in mind that your particular medical practitioner has prescribed this medication she has judged that the benefit to you is greater than the risk of adverse effects because he or. Many people using this medication do not have side that is serious.
Tell your doctor appropriate away if any one of these unlikely but side that is serious occur: pounding heartbeat, fainting, regular urination, mental/mood changes (such as despair), inflammation associated with feet/ankles.
For males, in the very unlikely event you have an agonizing, prolonged erection (lasting significantly more than 4 hours), stop using this drug and seek immediate medical help, or permanent problems could occur.
A really serious allergic reaction to this drug is rare. However, seek immediate attention that is medical you notice any observeable symptoms of a critical allergic reaction, including: rash, itching/swelling (especially associated with the face/tongue/throat), severe dizziness, trouble respiration.
It is not a complete list of possible side effects. If you notice other effects not listed above, contact your pharmacist or doctor.
In the usa -
Phone your medical professional for medical advice about side results. You may report effects that are side FDA at 1-800-FDA-1088 or at www.fda.gov/medwatch.
In Canada - Call your physician for medical advice about negative effects. You may report side effects to Health Canada at 1-866-234-2345.
Before taking prazosin, tell your doctor or pharmacist if you are allergic to it; or to other alpha blockers (such as doxazosin, terazosin); or if you have any other allergies. This product may contain ingredients that are inactive which can cause allergic responses or other problems. Speak to your pharmacist for more details.
Before applying this medication, tell your doctor or pharmacist your health background, particularly of: heart dilemmas (such as low blood pressure levels), renal disease, uncontrolled attacks of deep rest (narcolepsy), prostate cancer, certain eye problems (cataracts, glaucoma).
This drug may allow you to be dizzy or drowsy or cause vision that is blurred. Do not drive, use machinery, or do any activity that requires alertness or clear vision until you are sure you can perform such activities safely. Do not drive or be involved in hazardous tasks for a day after very first dose, any upsurge in your dosage, or treatment that is restarting. If your doctor prescribes any additional blood pressure drugs, avoid driving and hazardous activities for 24 hours after your first dose of the new medication. Limit alcoholic beverages.
To reduce the risk of dizziness and fainting, be careful when standing for long periods. Avoid getting overheated during exercise and hot weather. When first starting this drug, avoid circumstances where you may be hurt if you faint.
Before having surgery (including cataract/glaucoma eye surgery), inform your doctor or dentist if you are taking or have ever taken this medication, and about all the other products you use (including prescription drugs, nonprescription drugs, and herbal products).
Older grownups may become more sensitive to the relative side effects of this drug, especially dizziness and fainting. These adverse effects can increase the risk of dropping.
During pregnancy, this medication should be used only once plainly needed. Discuss the risks and benefits along with your doctor.
Prazosin passes into breast milk. Consult your doctor before breast-feeding.
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