A drug may be classified by the chemical type of the active ingredient or by the way it is used to treat a particular condition. Each drug can be classified into one or more drug classes.
Topical anesthetics are agents that reduce the sensation in the area they are applied on such as the skin, throat, in the nose, front of the eyes, etc. They are available as creams, ointments, solutions, gels or sprays.
Topical anesthetics are used as pain relief. They are applied to the skin to treat pain caused by sunburn or other minor burns, insect bites, minor cuts, etc. It is also used to numb the skin before inserting a needle.
