What Does Tramadol Show Up As On a Drug Test?

Tramadol is a synthetic opioid painkiller that is prescribed for moderate to severe pain. Tramadol is different from other opioids because it works on the central nervous system to relieve pain. It also changes the levels of serotonin and norepinephrine, which can help with its pain-relieving effects. Tramadol is a controlled substance in many countries […]