<unk>  secondary to medications may cause phototoxic, photoallergic, and lichenoid<unk> s, and photodistributed telangiectasias, as well as pseudoporphyria.<unk> s involved include naproxen and doxycycline.
Photosensitive drug reaction
Tissue selectivity
Application site reaction
Neural binding
Cue reactivity
Heat edema
Graft-versus-tumor effect
Gateway drug effect