Opioid Potency Comparison Glossary of Terms

The following are health and medical definitions of terms that appear in the Opioid Potency Comparison article.

Morphine: A powerful narcotic agent that has strong analgesic (pain relief) action and oth...

Narcotic: 1. A drug that causes insensibility or stupor. A narcotic induces narcosi...

Onset: In medicine, the first appearance of the signs or symptoms of an illness as, for ex...

Opioid: 1. A synthetic narcotic that resembles the naturally occurring opiates. 2. Any sub...

Oxycodone: Oxycodone is the active ingredient in OxyContin. Oxycodone is an opioid, a clos...

Prescription: A physician's order for the preparation and administration of a drug or dev...

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