The usual recommended dose of Viagra is 50 mg administered as needed approximately one hour prior to sexual activity. However, according to the prescribing information, Viagra may be taken anywhere within a range from 30 minutes to four hours prior to sexual activity. The dose of Viagra may be increased to 100 mg or decreased to 25 mg based on therapeutic response and tolerability. The maximum recommended dose is 100 mg with a maximum recommended frequency of administration of once daily. Viagra begins to exert its therapeutic effect within one hour with the duration of effects lasting for up to four hours. Erections do not last for four hours, however, a man has the ability to have an erection for up to four hours. maxman loose stools
Before you take VIAGRA, tell your healthcare provider if you:Take your dose of Viagra about one hour before you intend to have sex. generic viagra canada Dose adjustments are not required in elderly patients.Product Information Dosage and direction Missed dose
alternatives to viagra Sudden Loss of Vision
Ritonavir (Norvir?) or indinavir sulfate (Crixivan?) saquinavir (Fortavase? or Invirase?) or atazanavir (Reyataz?).
cialis 40mg Levitra Dosage Information Irregular heart rhythms?
Cimetidine (800 mg), a nonspecific CYP inhibitor, caused a 56% increase in plasma sildenafil concentrations when co-administered with Viagra (50 mg) to healthy volunteers.The most common side effects of VIAGRA: headache; flushing; upset stomach; abnormal vision, such as changes in color vision
Prev page:mxmaniacs