comes from the amino acid L-cysteine. Amino acids are building blocks of proteins. NAC has many uses and is an FDA approved drug.N-acetyl cysteine is an antioxidant that might play a role in preventing cancer. As a drug, it's used by healthcare providers to treat acetaminophen (Tylenol) poisoning. It works by binding the poisonous forms of acetaminophen that are formed in the liver.People commonly use N-acetyl cysteine for cough and other lung conditions. It is also used for flu, dry eye, and many other conditions, but there is no good scientific evidence to support many of these uses. There is also no good evidence to support using N-acetyl cysteine for COVID-19.Although many dietary supplement products contain N-acetyl cysteine, the US FDA has stated that it's illegal for dietary supplements to contain N-acetyl cysteine since it's technically an approved drug. But as of August 2022, the FDA is considering changing this stance. It may allow for N-acetyl cysteine in dietary supplements as long as no safety issues come up. A final decision is pending. Prescription N-acetyl cysteine products are available under the guidance of a healthcare provider.
N-acetyl cysteine (NAC) comes from the amino acid L-cysteine. Amino acids are building blocks of proteins. NAC has many uses and is an FDA approved drug.N-acetyl cysteine is an antioxidant that might play a role in preventing cancer. As a drug, it's used by healthcare providers to treat acetaminophen (Tylenol) poisoning. It works by binding the poisonous forms of acetaminophen that are formed in the liver.People commonly use N-acetyl cysteine for cough and other lung conditions. It is also used for flu, dry eye, and many other conditions, but there is no good scientific evidence to support many of these uses. There is also no good evidence to support using N-acetyl cysteine for COVID-19.Although many dietary supplement products contain N-acetyl cysteine, the US FDA has stated that it's illegal for dietary supplements to contain N-acetyl cysteine since it's technically an approved drug. But as of August 2022, the FDA is considering changing this stance. It may allow for N-acetyl cysteine in dietary supplements as long as no safety issues come up. A final decision is pending. Prescription N-acetyl cysteine products are available under the guidance of a healthcare provider.
CONDITIONS OF USE AND IMPORTANT INFORMATION: This information is meant to supplement, not replace advice from your doctor or healthcare provider and is not meant to cover all possible uses, precautions, interactions or adverse effects. This information may not fit your specific health circumstances. Never delay or disregard seeking professional medical advice from your doctor or other qualified health care provider because of something you have read on WebMD. You should always speak with your doctor or health care professional before you start, stop, or change any prescribed part of your health care plan or treatment and to determine what course of therapy is right for you.
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