Erectile Dysfunction medication prices (2026)
Sildenafil (generic Viagra) and tadalafil (generic Cialis) are the most-prescribed ED drugs. Generics are dramatically cheaper than brand — generic sildenafil often runs $1–2 per dose vs $50+ for brand Viagra.
Medically reviewed by Sara Marin, PharmD · Last verified 2026-05-18
All ED medications ranked by cash price
| Brand | Generic | Strength | Generic cash | Brand cash |
|---|---|---|---|---|
| Viagra | Sildenafil | 100 mg | $14.40 | $612.00 |
| Cialis | Tadalafil | 20 mg | $18.00 | $612.00 |
FAQ
What is the cheapest medication for ED?
Generic Sildenafil (Viagra) averages $14.40 cash. Cost Plus and Costco usually have the lowest verified prices.
Can I fill ED medications without insurance?
Yes. Every drug on this page can be filled cash-pay at any US pharmacy. Generic versions are usually under $15/month at Cost Plus, Costco, or with a GoodRx coupon.
Are generic ED drugs as good as brand?
Yes — the FDA requires generics to contain the same active ingredient at the same strength as the brand and to be therapeutically equivalent.