Agents that aid or increase the action of the principle drug (DRUG SYNERGISM) or that affect the absorption, mechanism of action, metabolism, or excretion of the primary drug (PHARMACOKINETICS) in such a way as to enhance its effects.

Synonyms: 0, Adjuvant, Pharmaceutical, Adjuvants, Pharmaceutic, Pharmaceutical Adjuvants, Pharmaceutic Adjuvants, Adjuvants, Pharmaceutical, Pharmaceutic Adjuvant, Pharmaceutical Adjuvant, Adjuvant, Pharmaceutic