ManForce Brand has its side effects. The most common are:
Sometimes you can experience:
changes in hearing
changes in vision, blurred vision, trouble telling blue from green color
fast, irregular heartbeat
prolonged or painful erection (lasting more than 4 hours)
Side effects manifestations are not only depend on medicine you are taking but also depend on your health state and on the other factors.
Do not take ManForce Brand if you take cisapride, methscopolamine nitrate, nitrates like amyl nitrite, isosorbide dinitrate, isosorbide mononitrate, nitroglycerin, nitroprusside, other sildenafil products (Revatio).
ManForce Brand may also interact with certain drugs for high blood pressure, certain drugs for the treatment of HIV infection or AIDS, certain drugs used for fungal or yeast infections, like fluconazole, itraconazole, ketoconazole, and voriconazole, cimetidine, erythromycin, rifampin.
Do not take ManForce Brand if you are allergic to ManForce Brand components.
Be careful with ManForce Brand if you have eye or vision problems, including a rare inherited eye disease called retinitis pigmentosa, heart disease, angina, high or low blood pressure, a history of heart attack, or other heart problems, kidney disease, liver disease, stroke, an unusual or allergic reaction to sildenafil, other medicines, foods, dyes, or preservatives.
Contact you doctor or health care professional right away if the erection lasts longer than 4 hours or if it becomes painful.
ManForce Brand doesn't protect you and your partner from sexually transmitted diseases (including HIV) and from pregnancy.