THE ULTIMATE GUIDE TO TRAMADOL (RETARD)

Nausea and vomiting caused by tramadol are regarded as resulting from activation from the five-HT3 receptor via increased serotonin amounts.Tramadol is a centrally performing artificial opioid analgesic, and is taken into account a weak opioid due to its relatively low affinity for µ-opioid receptor, the key focus on for conventional opioids.1,7 I