what to do if tirzepatide is not working Working? 6 Mistakes That Kill Your Progress Why Tirzepatide Isn't Working: 2026

These factors may require additional assessment during treatment

It's a sophisticated piece of biotechnology

Both substances lower blood sugar, meaning the combination increases your risk of hypoglycemia (low blood sugar), especially if you're also managing diabetes or prediabetes

If anxiety peaks when drug levels are highest, the dose may be too high

And tirzepatide, the GLP-1/GIP dual receptor agonist you were considering for weight loss or blood sugar management , carries an FDA boxed warning about thyroid tumors

Once you bring a pen home from the pharmacy, check the expiration date on the package and note it on a calendar