Ultram (tramadol) is a narcotic-like pain reliever. Ultram is used to treat moderate to severe pain. The extended-release form of this medicine is for around-the-clock treatment of pain. Causes. Serotonin syndrome most often occurs when you combine two serotonin-related medications, though, in some cases, taking one drug that increases serotonin levels may induce the condition in some individuals. There is a permanent thread on this site that can give you all the information you would want regarding tramadol/ultracet. Tramadol is the generic name for a prescription pain reliever sold under the brand names Ultram, Conzip, Rybix ODT, and Ultram ER. Doctors prescribe tramadol to treat moderate to severe pain in. Find a comprehensive guide to possible side effects including common and rare side effects when taking Ultram (Tramadol Hcl) for healthcare professionals and consumers. Ultram (tramadol hydrochloride) tablets are an opioid agonist. The chemical name for tramadol hydrochloride is (±) cis-2-[(dimethylamino)methyl]-1-(3-methoxyphenyl) cyclohexanol hydrochloride. Serotonin is a chemical your body produces that's needed for your nerve cells and brain to function. But too much serotonin causes symptoms that can range from mild (shivering and diarrhea) to severe (muscle rigidity, fever and seizures). Below more information is provided on the various things to know about the relationship between alcohol and seizures. There are a couple of different concepts to consider when addressing the subject of alcohol and seizures. Tramadol (Ultram, Ultram ER, Conzip) is a drug used to treat moderate to moderately severe pain. It works similar to morphine. Tramadol can be highly addictive, and if you stop taking the drug abruptly it may cause withdrawal symptoms. Examples of side effects of tramadol are upset stomach, constipation, and headache, but they usually are. Tramadol, sold under the brand name Ultram among others, is an opioid pain medication used to treat moderate to moderately severe pain. When taken by mouth in an immediate-release formulation, the onset of pain relief usually begins within an hour. It is also available by injection. It may be sold in combination with paracetamol (acetaminophen.