|squaric acid dibutyl ester (SADBE)|
Two steps are required to trigger your body's immune system with a contact sensitizer:
Contact sensitizers are sometimes used to treat warts that have been resistant to other treatments.
One review of studies reports that DNCB removed warts in 80% of the people using it compared to 38% in people using a placebo.1 Talk to your doctor about how well his or her choice of contact sensitizers has worked in clinical practice.
A severe allergic reaction can occur with contact sensitizer treatment.
See Drug Reference for a full list of side effects. (Drug Reference is not available in all systems.)
Contact sensitizers are not widely used because they are highly potent, expensive, and require careful handling to avoid causing unintentional allergic reactions.
Contact sensitizers are not safe for women who are pregnant, and they are used infrequently with children.
Last Revised: September 2, 2010
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