Understanding Anacin: Uses, Benefits, and Precautions What is Anacin? Anacin is a widely used over-the-counter medication known for its effectiveness in relieving pain and reducing fever. It contains two active ingredients: aspirin (acetylsalicylic acid) and caffeine. Aspirin is a non-steroidal anti-inflammatory drug (NSAID) that helps reduce inflammation, pain, and fever, while caffeine amplifies the pain-relieving […]