Antonyms of noun prescription_drug

1 sense of prescription drug

Sense 1
prescription drug, prescription, prescription medicine, ethical drug -- (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")
       Antonym of over-the-counter drug (Sense 1)
      => over-the-counter drug, over-the-counter medicine -- (a drug that is sold without a prescription)

Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun prescription_drug

1 sense of prescription drug

Sense 1
prescription drug, prescription, prescription medicine, ethical drug -- (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")
       => medicine, medication, medicament, medicinal drug -- ((medicine) something that treats or prevents or alleviates the symptoms of disease)