Del. Code tit. 4, § 517

Any person, whether as owner, lessee or manager, who conducts a pharmacy which is recognized as such by the Commissioner, and in which pharmacy there is in constant attendance a pharmacist, may purchase alcoholic liquors and may keep and sell the same on the prescription of any physician, and otherwise supply or sell alcoholic liquors for medicinal purposes as provided in § 518 of this title without a permit or license from the Commissioner.