- Sign in or join myWalgreens account
- Add 2-Count Opcon-AEye Allergy Relief Drops to cart https://www.walgreens.com/store/c/opcon-a-eye-allergy-relief-drops/ID=prod827930-product?
- 'Clip' the $5 off coupon in cart and enter promo code SENIOR20
- Proceed through checkout
- Price should be $9.99 - $5 coupon - $1 w/ promo code SENIOR20 = $3.99 + free store pickup