This coupon has expired $2.00 for Boiron® Histaminum Allergy Relief. Offer available at CVS Pharmacy. expires on 03/02/18 Other coupons you may be interested in $1.00 for Jarritos (expiring on Monday, 01/02/2023). Offer available at multiple stores. $1.00 for Sangria Senorial (expiring on Monday, 01/02/2023). Offer available at multiple stores.