Online ED consultations offer privacy, convenience, and affordability while allowing you to quickly get the medications you need—the same day, with some services. It’s available in 10 mg and 20 mg tablets. This increase in blood flow results in a firmer, longer-lasting erection. People with heart conditions should never take ED medications without consulting a doctor. 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. You should also call your insurance company to see if they cover erectile dysfunction medications.Viagra. Compare prices and print coupons for Sildenafil (Generic Revatio and Viagra) and other drugs at CVS, Walgreens, and other pharmacies. Prices start at $Missing: usa. Generic Viagra (sildenafil): $4 per 25 mg pill, $6 per 50 mg pill, $10 per mg pill; Branded Viagra: $90 per 25 mg, 50 mg, or mg pill; Generic Cialis (tadalafil): $11 per 5 mg pill, $44 per 10 mg or 20 mg pill; Generic Cialis Daily (tadalafil): $8 per mg or 5 mg pill; Branded Cialis: $10 per 5 mg pill, $80 per 10 mg or 20 mg pill. Lemonaid Sildenafil Best price for generic Viagra when bought in bulk: Optum Store Sildenafil If you are experiencing the symptoms of erectile dysfunction (ED), you may have considered using.