Final answer:
Anesthetics are the class of medications that are administered to cause loss of sensation. They can induce anesthesia and result in a temporary loss of awareness or sensation. There are two broad classes of anesthetics: general anesthetics and local anesthetics.
Step-by-step explanation:
The class of medications that is administered to cause loss of sensation is anesthetics. Anesthetics are drugs used to induce anesthesia, which temporarily results in a loss of sensation or awareness. There are two broad classes of anesthetics: general anesthetics, which cause a reversible loss of consciousness, and local anesthetics, which cause a reversible loss of sensation for a limited region of the body without affecting consciousness.