Tramadol generic and brand name?

Generic name: tramadol hydrochloride.

Brand names (they vary by country). Some common ones include:
- Ultram (immediate‑release)
- Ultram ER (extended‑release)
- Ultracet (tramadol + acetaminophen; combination product)
- Tramal (widely used in many European and other markets)
- Zamadol / Zydol (brands used in various countries)
- ConZip (extended‑release)
- Ryzolt (extended‑release)
- Rybix (orally disintegrating tablet, IR)
- Tramacet (tramadol + acetaminophen combination, in some markets)

If you tell me your country or region, I can give you the exact current brand names used there and their formulations.