Tramadol Side Effects
Brand name Ultram. Tramadol is available as 50 and 100 mg dose tablets. There are also sustained release formulations, and formulations that also contain acetaminophen. Tramadol is a synthetic opioid-like drug that has its effects primarily as an agonist (stimulator) of the mu opioid receptor site. Tramadol is used primarily for moderate to severe pain control. It has many properties in common with other opioid medications, but is different in that it acts more specifically on the opioid mu receptor than most other opioids. (there are other opioid receptors) Like other opioids is potentially habit forming, although some experts feel this is a less severe and common problem with tramadol than with other opioids. Tramadol is also used for treatment of restless legs syndrome and fibromyalgia, and has additional properties that affect neurotransmitter release and reuptake.