Viagra and Sildenafil are the same drug — same active ingredient (Sildenafil Citrate), same mechanism, same effect. The only difference is the name and the price: brand Viagra costs $108 per pill at US pharmacies; Cenforce 100mg (generic Sildenafil) at TheMedicineKart costs as low as $1–$2 per pill with free USA shipping and 50% off using code MK50.

Brand-name Viagra costs $108 per pill at US pharmacies. Brand-name Cialis costs $70 per pill. The WHO-GMP certified generic equivalents — Cenforce 100mg (Sildenafil) and Vidalista 20mg (Tadalafil) — are available at TheMedicineKart for as low as $1–$2 per pill with free USA shipping. Same drug. Same quality. A fraction of the price. This complete 2026 comparison covers duration, food interactions, side effects, the BPH advantage, and the full price table.

Sildenafil (Cenforce / generic Viagra) lasts 4–6 hours. Tadalafil (Vidalista / generic Cialis) lasts up to 36 hours. Both are FDA-approved PDE5 inhibitors — but they suit completely different lifestyles. This complete 2026 USA comparison covers onset, duration, food interactions, daily dosing, BPH treatment, visual side effects, the lifestyle match guide, full drug interaction warnings, and how to buy Cenforce and Vidalista with 50% off and free USA shipping at TheMedicineKar

Viagra costs over $70 per pill at US pharmacies. Cenforce 100mg contains the exact same active ingredient — Sildenafil Citrate 100mg — at a fraction of the price, with free shipping to the USA. This guide explains dosage, side effects, how it works, and how to buy it safely online.

Vidalista (Tadalafil) — the weekend pill — is the only ED medicine that lasts up to 36 hours and the only one approved for daily dosing and enlarged prostate treatment. This complete guide covers the 20mg to 80mg dosage range, the daily dose option, back pain explained, tadalafil vs sildenafil comparison, and how to buy genuine Vidalista online in the USA.

Cenforce is one of the most trusted generic brands for Sildenafil — the same active ingredient as Viagra at up to 90% less cost. This complete guide covers the 100mg, 150mg and 200mg dosage comparison, how to take it for best results, the nitrate absolute contraindication, and how to buy genuine Cenforce online in the USA.

Vilitra (Vardenafil) is the most potent PDE-5 inhibitor mg-for-mg and the preferred ED medicine for men with diabetes. This complete guide covers the 20mg, 40mg and 60mg dosage comparison, how Vardenafil compares to Sildenafil and Tadalafil, side effects, nitrate interaction warning, and how to buy genuine Vilitra online in the USA.

Sildenafil, Tadalafil, and Vardenafil are the three leading ED medicines — but they differ in how fast they work, how long they last, and their side effects. This guide compares all three to help you choose the right one.