no comments Share Tweet Share Pin it Share Stumble Email HomeThe Encyclopedia of BiologyAntagonist Antagonist The Encyclopedia of Biology By Safi Ur Rehman Qamar September 23, 2024 No Comments antagonist A drug or a compound that opposes the physiological effects of another. At the receptor level, it is a chemical entity that opposes the receptor- associated responses normally induced by another bioactive agent. Recommended For You Atrium Safi Ur Rehman Qamar Safi Ur Rehman Qamar Write For Us Reply Cancel reply Save my name, email, and website in this browser for the next time I comment. Δ