Antibiotics: These are the chemicals (medicine, drugs) that block biochemical pathways important for bacteria. They are used for diseases caused by bacteria.

Inflammation: When an active immune system releases many cells to the affected tissue to heat-off the disease-causing microbes it is called inflammation. Local effects caused on body due to inflammation are—swelling, pain, fever and redness.

Principles of treatment

•    To reduce the effects of the diseases.
•    To kill the cause of the disease i.e., to kill the microbes like bacteria fungi, protozoa.

Principles of Prevention

•    General method
•    Specific method

General ways of preventing infections relate to preventing exposure.

Prevention of exposure can be done by following ways:

•    For air borne infections—valid -visiting public place, cover your nose and mouth while coughing.
•    For water borne infections- Drink, clean and boiled drinking water.
•    For vector borne infections Keep the surroundings clean, do not keep any puddle of water open in the surrounding as it allows the breeding of mosquitoes.
•    Self-immune system that can (fight off and kill microbes when it enters our body.
•    Availability of proper and sufficient -food for everyone.

Vaccination & Immunization

•    Vaccination: The use of vaccines to stimulate your immune system to protect you against infection or disease
•    Immunization: The process of making you immune or resistant to an infectious disease, typically via vaccination