A 42-count box of Zegerid OTC Acid Reducer is on sale for $19.99 this week at Walgreens. Buy one and earn 10,000 Balance Rewards Points. 10,000 Points are worth $10.00 on a future shopping trip! Use a brand new printable coupon to save an additional $4.00. The final price is $5.99, down from the regular price of $27.99. That’s a savings of nearly 80%!