The most common immediate adverse reactions to transfusion are fever, chills and urticaria. The most potentially significant reactions include acute and delayed haemolytic transfusion reactions and bacterial contamination of blood products.
Penicillin allergy is an overreaction by your immune system to penicillin and other antibiotics in the beta-lactam family and closely related antibiotics. Doxycycline belongs to a class of drugs called Tetracyclines. Tetracyclines are unrelated to penicillins and therefore safe to take in hypersensitive patients. Other unrelated antibiotics include quinolones (e.g. ciprofloxacin), macrolides (e.g. clarithromycin), aminoglycosides (e.g. gentamicin) and glycopeptides (e.g. vancomycin).
Doxycycline does not prevent sexually transmitted diseases, including HIV/AIDS or genital herpes. Clinical Review by Jodi Grimm, RPh and Ann Ciemnoczolowski, MS, ELS on May 15, 2013. Doxycycline is a prescription medicine that you may be taking to treat bacterial infections. Doxycycline works by keeping bacteria from growing and spreading. Doxycycline treats many types of infections, including urinary tract infections, acne, gonorrhea, chlamydia, gum disease, pneumonia, and other respiratory tract infections. Doxycycline is sometimes given to patients to prevent infections such as malaria. Doxycycline will not work to treat fungal or viral infections, such as common colds or the flu. Doxycycline does not prevent sexually transmitted diseases, including HIV/AIDS or genital herpes. Doxycycline is a prescription medicine that you may be taking to treat bacterial infections.