Allergic reaction to a substance such as latex?

Possible: Latex allergy definitely occurs. People with latex allergy often get rash, itching, or swelling at sites of latex contact like the hands after wearing gloves or the genitals after use of a latex condom. Sometimes lip and mouth reactions can occur with balloons. People can also have reactions to the powder in powdered latex gloves that may carry latex particles.

Allergies to latex: rubber have been identified as a serious concern for workers who become sensitized to latex gloves and eventually contact dermatitis. If you are allergic to latex, you should wear alternative products such as nitrile gloves instead of latex.