FDA Public Health Advisory
Tegison (Etretinate) is a derivative of vitamin A and has been prescribed for the treatment of severe psoriasis. It was withdrawn from the market when it was found to increase the possibility of birth defects. Major fetal abnormalities related to Tegison, including neurologic and skeletal deformities, have been reported.Blood Donor Refusal
Due to potential harm to blood recipients who are or may become pregnant, the FDA recommends that any donor who has taken or is taking Tegison should be permanently deferred.