The most common side effects are gastrointestinal , such as mild nausea, bloating, or constipation, particularly in the early stages of dose adjustment
Other medications, such as the antibiotic chloramphenicol or certain chemotherapy drugs, can also affect how your body processes vitamin B12
But if you do not eat well, are stressed, getting older, or have hormonal problems, you may not be getting enough food
Risks, side effects and interactions Very high doses (more than seven grams) of L-cystine can be toxic to human cells, so its important to keep track of your doses and take NAC under the guidance of your healthcare provider, especially if you take it to treat chronic conditions
doi:10.1177/1087054714530557 Altun H, Sahin N, Belge Kurutas E, Gungor O
S., Giray, M