A muscle spasm is a muscle spasm that suddenly becomes uncontrollably tight. This phenomenon occurs when the muscle is under constant tension for a long time, dehydration, and electrolyte imbalance. Muscle spasms are often sudden, short-lived, and painful for the patient.

Aspirin is a non-steroidal anti-inflammatory drug (NSAID). The drug is effective in reducing pain, reducing swelling and reducing fever. The active ingredient of aspirin is acetylsalicylic acid, which is a synthetic derivative of salicylic acid.