holding glp 1 prior to surgery Bariatric vs. GLP-1s: Comparing Weight Loss Treatments GLP-1 Medications and Surgery: A
Description
The fact that you researched before enrolling already puts you ahead

Recently, the results of a landmark randomized controlled trial showed treatment with tirzepatide (15 mg subcutaneous/week), a dual GLP-1R/GIP receptor (GIPR) agonist, caused an 18% placebo-subtracted weight loss (21% total weight loss) at 72 weeks in people with obesity (6)

Remember that these medications are not a substitute for a balanced diet and regular exercise, but are used alongside these lifestyle modifications
Vidal, J., Flores, L., Jimnez, A., Pan, A
Plasma AUC of sitagliptin increased in a dose-proportional manner
