§ 6826-a. Reducing certain copayments. 1. Where an insured's copayment for a drug exceeds the corresponding retail price for the same drug on the pharmacy's drug retail price list, the pharmacist shall notify the insured of this occurrence and charge no greater than the pharmacy's corresponding retail price.

2. Where the drug being purchased is not on the drug retail price list, and the copayment for the drug exceeds the pharmacy's usual and customary price for that drug, the pharmacist shall notify the insured of this occurrence and charge the lesser of the insured's copayment and the pharmacy's usual and customary price for that drug.