Web1. (registered trademark) (medicine) a. Viagra (registered trademark) A mi edad, si no fuera por el viagra, yo ya no podría tener relaciones my age, were it not for .Generic versions of this low-dose form of sildenafil have been available in the U. This development was credited largely “due to the introduction of generic products. This site is intended only for U. The decision, Teva Canada Ltd. You are encouraged to report adverse events related to Viatris products by calling U.WebTraducción en inglés de “viagra” | Collins Diccionario español-inglés Diccionario Oraciones Gramática traducción al inglés de “viagra” Frecuencia de uso de la palabra viagra Lat . WebViagra | significado, definición en el Cambridge English Dictionary Viagra significado, definición, qué es Viagra: 1. a brand name for a drug for treating men who are impotent . WebViagra definición: Viagra is a drug that is given to men to help them to have sexual intercourse. | Significado, pronunciación, traducciones y ejemplos. LENGUA. .Men between the ages of 30 and 65 would be eligible to buy four tablets after a consultation with a pharmacist. 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 most common side effects of VIAGRA: headache; flushing; upset stomach; abnormal vision, such as changes in color vision such as having a blue color tinge and blurred vision; stuffy or runny nose; back pain; muscle pain; nausea; dizziness; rash. If you have an erection that lasts more than 4 hours, get medical help right away. The first document guaranteed sole production and sale of the substance until , while the second gave Pfizer the exclusive use to treating erectile dysfunction with sildenafil until New Zealand Sildenafil was reclassified in New Zealand in so it could be bought over the counter from a pharmacist.