A drug, hormone or other substance derived from or related to opium.
Something that dulls the senses and induces a false and unrealistic sense of contentment.
To treat with an opiate drug.
Soporific; inducing sleep or sedation.
Relating to, resembling, or containing opium.
Deadening; causing apathy or dullness.
The science of drugs including their origin, composition, pharmacokinetics, therapeutic use, and toxicology.
The properties and reactions of drugs especially with relation to their therapeutic value.