Antipyretics - The chemical substances which are used to lower the temperature of the body in high fever are called antipyretics eg, aspirin, paracetamol etc.
Analgesics The chemical substances which are used to relieve pains are called analgesics, eg, aspirin, analgin etc. Paracetamol is widely used as an antipyretic as well as analgesic.
Chloroquine is a antimalarial drug. Penicillin is used as antibiotic. Chloramphenicol is also an antibiotic.
Antibiotics are the chemical substances which are produced by microorganisms and can inhibit the growth or even destroy other microorganisms.
