Fisher A A
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Glyceryl PABA (Escalol 106), present in many popular sunscreens, is a common sensitizer which invariably cross-reacts with benzocaine; it is present in over 400 over-the-counter products. Glyceryl PABA does not appear to cross-react with the sunscreening agents amyl (Escalol 506) and octyl (Escalol 507) dimethyl PABA. Glyceryl PABA, may, on occasion, cross-react with para-aminobenzoic acid (PABA), paraphenylenediamine, aniline, and sulfa drugs. Ironically, the sunscreening agent glyceryl PABA may, itself, act as a photosensitizing agent.
许多常见防晒霜中含有的对氨基苯甲酸甘油酯(Escalol 106)是一种常见的致敏剂,它总是与苯佐卡因发生交叉反应;它存在于400多种非处方产品中。对氨基苯甲酸甘油酯似乎不会与防晒剂戊酯(Escalol 506)和辛酯(Escalol 507)二甲基对氨基苯甲酸发生交叉反应。对氨基苯甲酸甘油酯有时可能会与对氨基苯甲酸(PABA)、对苯二胺、苯胺和磺胺类药物发生交叉反应。具有讽刺意味的是,防晒剂对氨基苯甲酸甘油酯本身可能会作为一种光敏剂起作用。