Skin Sensitization Potential of a New Nicotine Patch

25 mg nicotine patch applied on the assigned marked sites on the lower back. Induction phase (21 days): left side, six treatment applications for 48 or 72 h. Challenge phase (five days): right side, one treatment application for 48 h.

Placebo patch applied on the assigned marked sites on the lower back. Induction phase (21 days): left side, six treatment applications for 48 or 72 h. Challenge phase (five days): right side, one treatment application for 48 h.