Opioid as codeine, has similarly demonstrated little benefit in several recent studies.) Low dose morphine may help chronic cough but its use is limited by side effects. In cases of diarrhea-predominate irritable bowel syndrome, opioids may be used to suppress diarrhea. Loperamide is a peripherally selective opioid available without a prescription used to suppress diarrhea. The ability to suppress diarrhea also produces constipation when opioids are used beyond several weeks. Naloxegol, a peripherally-selective opioid antagonist is now available to treat opioid induced constipation. Opioids may help with shortness of breath particularly in advanced diseases such as cancer and COPD among others.
Controversies related to chronic fatigue syndrome Controversies related to chronic fatigue syndrome Chronic fatigue syndrome (CFS) is an illness with a long history of controversy. For years, many professionals within the medical community did not recognize CFS as a true condition, nor was there agreement on its prevalence. There has been much disagreement over the pathophysiology of chronic fatigue syndrome, how it should be diagnosed, and how to treat it. The diagnosis is controversial, and its etiology is still not fully understood. Alternative names to describe the condition(s) have been used over time throughout the world. Patient groups have criticized the name "chronic fatigue syndrome," saying