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Overview Serotonin syndrome is a serious drug reaction. It is caused by medications that build up high levels of serotonin in the body. Serotonin is a chemical that the body produces naturally. It's needed for the ner...
Learn how certain drug interactions or an increase in the dose of certain drugs can cause serotonin levels to rise to potentially dangerous levels.
Carcinoid syndrome is caused by a carcinoid tumor that secretes serotonin or other chemicals into your bloodstream. Carcinoid tumors occur most often in the gastrointestinal tract, including your stomach, small intest...
It happens most often when you take two medicines that both raise serotonin levels. This includes taking an SNRI with other antidepressants, certain pain or headache medicines, or the herbal supplement St. John's wort.
Serotonin syndrome occurs when your body has too much serotonin. Serotonin is a chemical found in your nervous system. Several medicines and medicine combinations may cause this to occur. SSRIs and SNRIs raise seroton...
These may be symptoms of serious conditions called serotonin syndrome and neuroleptic malignant syndrome-like reactions. Your risk may be higher if you also take certain other medicines that affect serotonin levels in...
Causes The exact cause of Tourette syndrome isn't known. It's a complex disorder likely caused by a combination of inherited (genetic) and environmental factors. Chemicals in the brain that transmit nerve impulses (ne...
Your urine may contain a substance made when your body breaks down serotonin. An excess amount of this substance could indicate that your body is processing extra serotonin, the chemical most commonly excreted by carc...
Serotonin syndrome most often happens when two medicines that both raise the level of serotonin are taken together. These include other antidepressants, some pain or headache medicines, and the herbal supplement St. J...
Symptoms of serotonin syndrome include anxiety, agitation, high fever, sweating, confusion, tremors, restlessness, lack of coordination, major changes in blood pressure, and rapid heart rate. Get medical help right aw...
