This chemical agent is the primary ingredient in permanent hair dyes.
Ask your hairdresser for dyes free of p-phenylenediamine. Hairdressers shuold use vinyl gloves to protect hands from contact when using hair dyes.
Check for use in dark colored clothing (blue, black or brown).
Individuals that have sensitivity to this chemical may also cross react with PABA containing sunscreens, Benzocaine and "sulfa" drugs.
Let your primary physician you have an allergy to para phenylenediamine.
It may take 2 to 3 weeks of avoiding exposure before improvement of your eruption begins.
Other names you may see this chemical listed as:
Paraphenylenediamine (PPD or PPDA)
Contact Allergy Links
Where is it found?
What is it?
Hints on avoiding:
Cosmetics (dark colored)
Lithography (printing inks)
Permanent hair dyes
Possible Occupational Exposure:
Hairdressers and cosmetologists
Azo & anthraquinone dyes
Black rubber mix
Possible cross-reactions may occur with other chemicals:
This information is provided as educational only and is
not intended to substitute for medical care or recommendations by a physician.