National Coupon Month Video: How to use coupons at the drugstore

Part eight in a series of 30 ways to save during the 30 days of National Coupon Month.

Most drugstores have loyalty programs, says ShopAtHome.com savings expert Becki Dilworth, that can earn members discounts on prescriptions and health and beauty products.

Here, she explains how stacking your loyalty rewards with coupons can lead to big savings.