AdSave Time & Money with Online Prescription for Viagra, Cialis, Sildenafil and Tadafil. Free & Private Online Consultant with Real Doctors. Reliable E.D. Meds Shipped Shipping · Real Doctors · Discreet Packaging · Personalized Plan/5 (3, reviews)Types: Privacy Policy · Sexual Health · Premature Ejaculation.If you have an erection that lasts more than 4 hours, get medical help right away. Contraindications Nitrates increase cGMP formation, while sildenafil inhibits cGMP degradation causing the combination to produce severe life-threatening hypotension synergistically; coadministration of sildenafil with nitrates is contraindicated. Such patients must not apply any out-of-pocket expenses incurred using this Savings Offer toward any government insurance benefit out-of-pocket spending calculations, such as Medicare Part D true out-of-pocket TrOOP costs You are responsible for reporting use of this Savings Offer to any private insurer, health plan, or other third party who pays for or reimburses any part of the prescription filled using this Savings Offer, as may be required. Viagra Increases Your Sex Drive Another common myth about Viagra is that it can increase your sex drive and cause you to feel more motivated to have sex. This activity describes the indications, actions, adverse effects, and contraindications of sildenafil as an agent in the clinical setting. · VIAGRA is supplied as blue, film-coated, rounded-diamond-shaped tablets containing sildenafil citrate equivalent to 25 mg, 50 mg, or mg of sildenafil. Tablets are debossed with PFIZER on one side and VGR25, VGR50 or VGR on the other to indicate the dosage strengths. 4. Contraindications. Typical dosing for Sildenafil (Viagra) The typical dose is to take 50 mg of sildenafil (Viagra) by mouth, about 1 hour before sex, as needed. The maximum recommended dose is mg. Don’t take sildenafil (Viagra) more than once daily (at any dose). Written by Brian Leonard, PharmD, BCACP, BCGP. The Savings Offer and Program expire on 12/31/ For further information, call , visit , or write: Viatris Inc., P.O. Box , Mission, KS Eligible patients may save on their VIAGRA® (sildenafil citrate) prescription with the VIAGRA savings card.Viagra can also have an indirect psychological effect by making you feel more confident in bed, which may improve your sexual experience overall. Patients are advised not to exceed a maximum dosing frequency of once daily. Advise patients to seek prompt medical care in the event of a sudden loss of hearing or decrease while taking sildenafil. The products discussed in this site may have different product labeling in different countries. Epistaxis was reported higher in sildenafil-treated patients with a concomitant oral vitamin K antagonist.