This Post May Contain Affiliate Links. Please See Our Disclosure Policy Here. New High Value Excedrin PM Coupon by Mail Share Pin There is an offer on Coupons.com for $3.50/1 Excedrin PM Coupon. This Coupon will arrive by mail all you have to do is click on the coupon and fill in your information. There is also a new coupon for Coast Body Wash and a Tone Body Wash Coupon that would be great with a Drugstore Sale!