"Chemical Viewed Functionally"^^ . "Adjunctive MedicationSYNCI" . "C2199"^^ . "Drugs used in combination with other pain drugs to assist or enhance their action.NCI" . "Adjunctive AnalgesicsSYNCI" . "Adjuvant Analgesic"^^ . "Adjuvant_Analgesic"^^ . "Adjuvant AnalgesicPTNCI" . "Adjuvant Analgesic"^^ . "C1510809"^^ . "Adjuvant MedicationSYNCI" . . .