Prilocaine Hydrochloride

This patient information on Prilocaine Hydrochloride is provided by John L. Meisenheimer, M.D. a board certified Dermatologist and skin care specialist based in Orlando, Florida. This information is not intended as a substitute for the medical advice or treatment of a dermatologist or other physician.

The results from your patch testing showed a positive reaction (contact allergy) to Prilocaine Hydrochloride. Your immune system reacts with its defense mechanisms with each exposure of Prilocaine Hydrochloride to your skin. It is unknown why certain individuals develop allergic sensitivities. In some it may take repeat exposures over long periods of time before an allergy develops. Once you have become sensitized (allergic) your immune system always “remembers” and you will be Prilocaine Hydrochloride sensitive. If you currently have eczema this chemical may be the cause but other factors may play a role as well. The information below will help you avoid this allergen.

This chemical is used most frequently as a topical anesthetic.

Where is chemical found?

Local anesthetic
Topical medications

Hints on avoiding chemical:

Choose products listed only your personalized Contact Allergen Database, which has been provided to you. Products listed on you Contact Allergen Resource Database will be free of Prilocaine Hydrocloride and safe to use.
It may take 2 to 3 weeks of avoiding exposure before improvement of your eruption begins.
Inform your primary care physician of your allergies.

Other names you may see this chemical listed as:


© John “Lucky” Meisenheimer, M.D.  2019