Is Mounjaro the same as tirzepatide?
Mounjaro is the brand name for a medicine whose active ingredient is tirzepatide. In practice, they refer to the same drug: tirzepatide is the substance, and Mounjaro is the branded product supplied in the UK. UK healthcare materials (including MHRA and NHS sources) describe Mounjaro as tirzepatide. While tirzepatide may be sold under other brand names in some countries, in the UK the relevant brand name is Mounjaro.
- Mounjaro is the UK brand name; tirzepatide is the active ingredient.
- UK regulators and NHS materials explicitly refer to Mounjaro as tirzepatide.
- The same active drug can have different brand names abroad; in the UK it’s sold as Mounjaro.
- References to “Mounjaro” in UK contexts mean tirzepatide supplied under that brand.