ethical drug

Từ điển WordNet v3.1 - WordNet Dictionary

noun

a drug that is available only with written instructions from a doctor or dentist to a pharmacist
- he told the doctor that he had been taking his prescription regularly
• Syn:
prescription drug, prescription, prescription medicine
• Ant:
over-the-counter medicine (for: prescription medicine), over-the-counter drug (for: prescription drug)
• Hypernyms:
medicine, medication, medicament, medicinal drug
• Hyponyms:
refill