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Immune describes the state of being protected from a specific disease, typically through vaccination or prior exposure. It can also figuratively refer to being unaffected by something negative, such as criticism, or being exempt from certain duties or legal consequences.

A protective protein produced by the immune system in response to the presence of a foreign substance, called an antigen. It identifies and neutralizes threats like bacteria, viruses, and toxins to prevent infection.

A substance used to stimulate the production of antibodies and provide immunity against one or several diseases. It is typically prepared from the causative agent of a disease or a synthetic substitute and is administered to prevent future infection.

The administration of a vaccine to help the immune system develop protection from a disease. It refers to the physical act or the organized process of immunizing individuals or populations.

The process by which an individual's immune system becomes protected against a specific disease, typically through the administration of a vaccine. It refers to both the act of giving a vaccine and the resulting state of being immune to an infection.

An injection is the act of putting a liquid, especially a drug, into a person's body using a needle and a syringe. Metaphorically, it refers to the act of introducing something new, such as money or energy, into a system or organization to improve it.

To treat a person or animal with medicine, or to provide a drug to alleviate symptoms and manage health conditions. It describes the professional act of administering healthcare substances or the personal act of self-treating a condition.

Relating to a medicine or treatment that can only be obtained through a written order from a qualified doctor. It describes items that are legally regulated and require professional authorization rather than being available for direct purchase.

Relating to a substance that is capable of destroying or inhibiting the growth of microorganisms, especially bacteria. It describes medications or properties used to treat infections caused by bacteria rather than viruses.

A substance or drug that induces a reversible loss of sensation or consciousness. It is used in medical procedures to prevent a patient from feeling pain during surgery or other painful treatments.