The autonomic nervous system is the part of the nervous system that controls muscles of internal organs (such as the heart, blood vessels, lungs, stomach, and intestines) and glands (such as salivary glands and sweat glands).
Naltrexone is also used to reduce cravings for alcohol. Scientists are unsure how it works in relation to alcohol but it has been shown to reduce desire and cravings by blocking the same receptors that create feelings of pleasure when opioids are taken.
Yes. Most experts agree that alcoholism is a disease, just as high blood pressure, diabetes and arthritis are diseases. Because naltrexone blocks the brain areas where narcotics and alcohol work, you should be careful not to take any narcotics, such as codeine, morphine or heroin, while you are taking naltrexone.