[55] One 2009 study with 26 pregnant women found that those taking 500 mg of L-carnitine during pregnancy, starting at week 13 of gestation through birth, normalized their levels of carnitine
An animal study showed that NAC increased histamine release in conjunction with fluoride.[ref] In people given IV n-acetylcysteine in a hospital setting for acetaminophen poisoning, about 8% of the patients had an anaphylactoid reaction, defined as cutaneous (urticaria, pruritus, angioedema) or systemic (hypotension, respiratory symptoms) within five hours of receiving the IV
These mechanisms explain the interest in CJC-1295 among researchers studying injury recovery protocols
doi:10.1210/jcem.83.7.4969 Bowers CY, Reynolds GA, Durham D, Barrera CM, Pezzoli SS, Thorner MO