18 Oct do you need a prescription for viagra – CHOOSE BRAND-NAME VIAGRA

Webwritten by Felix Team Viagra is a prescription medication –– you’ll need to talk to a healthcare provider before you begin taking Viagra. While Viagra is safe and effective for the treatment of ED, there are some solid reasons why you can’t purchase it over the .Medicines that block an enzyme called CYP3A4. John’s wort. Especially tell your healthcare provider if you take any of the following: medicines called nitrates medicines called guanylate cyclase stimulators such as Adempas riociguat medicines called alpha-blockers, such as Hytrin terazosin HCl , Flomax tamsulosin HCl , Cardura doxazosin mesylate , Minipress prazosin HCl , Uroxatral alfuzosin HCl , Jalyn dutasteride and tamsulosin HCl , or Rapaflo silodosin. Follow the manufacturer’s directions to use and clean the oral syringe. The information provided is for educational purposes only and is not intended to replace discussions with a healthcare provider. Depending on your situation, your doctor may prescribe Viagra or an alternative ED medication after walking you through your options.WebViagra is a brand-name prescription drug that’s approved to treat erectile dysfunction (ED). With ED, you’re unable to have or maintain an erection. Viagra is approved for this use . WebYou should not use Viagra if you are allergic to sildenafil, or: if you take other medicines to treat pulmonary arterial hypertension, such as riociguat (Adempas). if you take nitrates. . WebWhy is this medication prescribed? Sildenafil (Viagra) is used to treat erectile dysfunction (impotence; inability to get or keep an erection) in men.These medicines all work well for ED. You can take it in a small dose daily or in a larger dose as needed. Other uses for this medicine This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information. Anticonvulsants like phenytoin or carbamazepine and an antibiotic called rifampin can all cause Viagra to not do its job. Follow the directions on your prescription label carefully, and ask your doctor or pharmacist to explain any part you do not understand. Antibiotics, antifungals, and HIV protease inhibitor drugs are all processed in the liver, just like Viagra. Sildenafil treats PAH by relaxing the blood vessels in the lungs to allow blood to flow easily.