Ordinarily, under Maryland Law, the pharmacist-patient relationship does not give rise to a duty to warn of potential adverse consequences of prescribed drugs. However, when a pharmacy chooses to develop and distribute a Patient Package Insert (“PPI”), the representations can form the basis of an express warranty. (In addition, the court rejected claims of preemption by the FDA.) Rite Aid Corp. v. Levy-Gray, 876 A.2d 115 (Md. Ct. Sp. App. 2005).