compound drug definition
Compound drugs, which require a prescription from a doctor, are prepared by a pharmacist who mixes or adjusts drug ingredients to customize a medication to meet a patientâs individual needs. Differences Between Compound Drugs and Other Prescription Drugs.f you use compound drugs, make sure the pharmacy you use is in-network for filling compound drug prescriptions. You can do this three different ways: 1  Call the pharmacy you use and ask if they are in-network for compound drugs.