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Active ingredient: tirzepatide Inactive ingredients (single-dose pens and vials): Sodium chloride Sodium phosphate dibasic heptahydrate Water for injection Hydrochloric acid and/or sodium hydroxide (added to adjust pH) Additional inactive ingredients (KwikPen and multi-dose vial only): Benzyl alcohol Glycerin Phenol What strengths are Zepbound pens

Both promote healing, but they work differently

Praet SFE, Ong JH, Purdam C, Welvaert M, Lovell G, Dixon L, et al

Data availability Source data underlying graphs presented in the main figures can be found in Supplementary Data 1 and are available from the corresponding author on reasonable request