1. Analgesics:
They alleviate pain by reducing local inflammatory response. They reduce the pain without causing impairment of consciousness.
Example: Paracetamol (Crocin).
2. Anti inflammatory drug:
They are used for short term pain relief and for modest pain like head ache, muscle strain, bruising or arthritis.
Example: Ibuprofen, Aspirin.
3. Antipyretics:
These drugs have many effects such as reducing fever, and preventing platelet coagulation.
Example: Aspirin.