medication refills and authorize payment to pharmacies for at least a 30-day supply of any prescription medication, regardless of the date upon which the prescription medication had most recently been filled by a pharmacist.”7 Additionally, DEA has issued DEA Policy: Registrant Guidance on Controlled Substance Prescription Refills)8. You have reached the maximum purchase limit for this product. Maximum quantity available is 6667. . Add to ... FREE ship to store: ships within 2-3 business days; FREE standard shipping on orders over $50: Ships within 2-3 days; Free Store Pick Up in as little as 1 hour.