Long term Tramadol side effects include headache, dizziness, drowsiness, tired feeling, constipation, diarrhea, nausea, vomiting, stomach pain, feeling nervous or anxious, itching, sweating, flushing (warmth, redness, or tingly feeling).
Aside from the long term side effects of Tramadol It also carries A High risk for addiction and dependence and can cause respiratory distress and death when taken in high doses or when combined with other substances, especially alcohol.
So be very careful when taking Tramadol and never take more than 3 doses of Tramadol in a day without speaking with your doctor first.