“…Having reviewed the articles already published (Table 1) on the subject, we found that earlier case reports had already demonstrated successful isotretinoin introduction in patients known to be allergic to peanut, accounting, in total, for 12 patients. [4][5][6][7][8][9] None of these patients experienced adverse allergic events. The investigations varied slightly from one case report to another, but overall, most patients underwent prick testing for peanut and isotretinoin.…”