VIAGRA 100mg 4 Tablet Pack of 1,Made in U.S.A

VIAGRA 100mg 4 TABLET PACK of 1, MADE IN U.S.A
How to use Viagra  To treat Erectile Dysfunction-ED,  Take sildenafil at least 30 minutes, but no more than 4 hours, before sexual activity (1 hour before is the most effective) Do not take more.