If approved, the provider will issue a prescription. During the pandemic, rules prohibiting providers from prescribing these types of drugs without seeing a patient in person were waived. Your health information should remain between your provider and yourself. You take one 2. It’s available in 50 mg, mg, and mg tablets.from $ for 10 tablets. 25 mg sildenafil oral tablet. from $ for 30 tablets. 50 mg sildenafil oral tablet. from $ for 15 tablets. mg sildenafil oral tablet. from $ for 2 tablets. Sildenafil Coupons, Copay Cards and Rebates. Viagra Coupons, Prices, and Savings Card. Generic Names: Sildenafil Citrate. Brand Names: Revatio. Sildenafil is used to treat male sexual function problems (impotence or erectile. Sildenafil (Viagra, Revatio) is a moderately priced drug used to treat erection problems in men. It is also used to treat pulmonary arterial hypertension, a serious heart and lung condition. This drug is more popular than comparable drugs. It is available in generic and brand versions.