Why should aspirin cannot be taken on an empty stomach? What does it contain chemically? Draw its structure.

Aspirin (Non-Steroidal Anti-Inflammatory Drugs) have the side effect of irritating the gastric mucosa. Gastric mucosa is the lining on the inner wall of the stomach that prevents your stomach acid from destroying the stomach.

Asprin and other drugs on consistent usage can erode this lining and cause severe ulcers. Hence, it is advised that such drugs be taken with food or after food.

Aspirin contains  salicylate drug. The structure of aspirin,