Gabapentin and tramadol are both used for pain, but work very differently. Gabapentin is an anticonvulsant that calms overactive nerve signals, making it effective for neuropathic pain conditions like shingles or diabetic nerve pain. Tramadol is a weak opioid that changes how the brain perceives pain and is used for moderate to moderately severe pain. Gabapentin is generally preferred for long-term nerve pain, while tramadol is better for short-term or breakthrough pain. Tramadol carries risks of dependence, drowsiness, and serotonin syndrome, while gabapentin may cause dizziness, fatigue, and swelling. Both should be used under medical guidance.