Premodifier: pharmacological
Head noun: agent

Same concepts
http://dbpedia.org/resource/Active_ingredient

Broader concepts

labelprovenanceconfidence
agentisap:3675890470.694426
active agentisap:3675899060.657074
methodisap:1573625830.566653
treatmentisap:3344980200.542024
signalisap:1567125910.490306