Is 2 mg of prazosin safe?
The maximum dose recommended in the prazosin package insert (PI) is 40 mg daily. The most important adverse effect is the ‘first dose effect’ syncope with sudden loss of consciousness (1%) with an initial dose of at least 2 mg. Hence, prazosin should always be started at 1 mg.
What is the major adverse effect of prazosin?
Side Effects Headache, drowsiness, tiredness, weakness, blurred vision, nausea, vomiting, diarrhea, or constipation may occur as your body adjusts to the medication. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.
How does prazosin work for dogs and cats?
Have a new prescription from your vet? Prazosin is a drug that is used in dogs and cats to treat high blood pressure, congestive heart failure, and spasm of the urethra. Prazosin causes the small blood vessels to relax (vasodilation). This makes it easier for blood to circulate, decreasing blood pressure and the work load on the heart.
Are there any side effects to taking prazosin?
Upsides 1 Prazosin is used in the treatment of hypertension (high blood pressure). 2 Trials have shown that lowering blood pressure reduces the risk of strokes, myocardial infarctions (heart attacks) and other cardiovascular events. 3 The blood pressure lowering effects of prazosin remain consistent even with long-term use.
How does prazosin work on high blood pressure?
Prazosin causes the small blood vessels to relax (vasodilation). This makes it easier for blood to circulate, decreasing blood pressure and the work load on the heart. High blood pressure can be controlled or managed by drugs such as prazosin, but these drugs do not cure the underlying medical problem.
How long does it take for prazosin to work?
Response and Effectiveness. Blood levels of prazosin reach a peak within about three hours of an oral dose. The blood pressure lowering effect occurs within two hours of a dose and reaches a peak at two to four hours.
Have a new prescription from your vet? Prazosin is a drug that is used in dogs and cats to treat high blood pressure, congestive heart failure, and spasm of the urethra. Prazosin causes the small blood vessels to relax (vasodilation). This makes it easier for blood to circulate, decreasing blood pressure and the work load on the heart.
Some cats become hyperactive when taking prazosin. Like any medication, mild side effects of prazosin in cats vary because every animal tolerates the medicine differently. If you notice any undesired changes in your cat while taking prazosin contact your veterinarian immediately.
How often should I stop giving my cat prazosin?
Prazosin may only need to be given for a few days to weeks following a urinary obstruction. Do not stop using prazosin without consulting with your cat’s veterinarian.
Why does my cat drip urine when I take prazosin?
This means that prazosin is unlikely to cause your cat to drip urine. Instead, it just makes it easier to go when your cat gets to the litter box. Other types of muscle relaxants that are prescribed for muscle injury from trauma or overuse are not effective at relaxing the smooth muscles of the bladder and urethra.