Although erectile dysfunction (ED) may be an upsetting diagnosis for some, many people find their condition is treatable with Viagra — sometimes called the “little blue pill” — and .Do not take a double dose to make up for a missed one. Common ones include: Flushing of the skin. Often, these are prescribed for chest pain called angina. This boosts blood flow and helps you get an erection from sexual activity. In some patients, the use of VIAGRA with alpha-blockers can lead to a drop in blood pressure or to fainting medicines called HIV protease inhibitors, such as ritonavir Norvir , indinavir sulfate Crixivan , saquinavir Fortovase or Invirase , or atazanavir sulfate Reyataz some types of oral antifungal medicines, such as ketoconazole Nizoral and itraconazole Sporanox some types of antibiotics, such as clarithromycin Biaxin , telithromycin Ketek , or erythromycin other medicines that treat high blood pressure other medicines or treatments for ED VIAGRA contains sildenafil, which is the same medicine found in another drug called REVATIO. The products discussed in this site may have different product labeling in different countries.AdGet a Prescription for ED treatment, discreetly deliverED to your e Catalog: P.E. Treatments, GET MORE INFO, Terms & Conditions, Instagram and more. The price you’ll pay for sildenafil may vary based on the strength and form of the drug your doctor prescribes for you. The price may also depend on which condition is being . AdDon’t go to the pharmacy without checking prices at GoodRx® first. No commitment or fees. Find the lowest price in your neighborhood & use our free coupons to save up to 80%5-Star Reviews · No Credit Card Required · Over 70k Pharmacies””About 50% of US physicians advise patients consult GoodRx.”” – Fortune.Ask your pharmacist for a list of the ingredients. Do not take more or less of it or take it more often than prescribed by your doctor. Sildenafil is in a class of medications called phosphodiesterase PDE inhibitors. Oral medicine for ED also might not be safe or work well if you have: Very low blood pressure, called hypotension, or uncontrolled high blood pressure, called hypertension. This boosts blood flow and helps you get an erection from sexual activity. It lasts 4 to 5 hours, or longer if you have mild to moderate ED.