Tramadol other names?

Here are the common names for tramadol and its variants:

- Generic name: tramadol
- Salt form often used in medicines: tramadol hydrochloride (tramadol HCl)

Brand names (vary by country; examples):
- United States: Ultram (immediate-release), Ultracet (tramadol + acetaminophen); ER brands include Ryzolt and ConZip
- United Kingdom/Europe: Zamadol, Zydol (brand names used in some markets)

Other notes:
- Tramadol is sold as a racemate (a mixture of two enantiomers)
- Brand names and formulations change over time and by country; if you tell me your country, I can give a more precise list for that market.

If you’re after chemical nomenclature or more technical synonyms, I can share the IUPAC name and related identifiers too.