Home / Blog / What Lab Tests Do You Need Before Starting Semaglutide?
Medical GuideJune 18, 2026

What Lab Tests Do You Need Before Starting Semaglutide?

Before prescribing semaglutide, responsible providers order baseline lab work.

Why Lab Tests Matter

Lab tests help identify contraindications and establish baseline values.

Common Labs Ordered

Metabolic panel, kidney function, liver function, thyroid TSH, lipid panel, and complete blood count.

Find a weight loss clinic near you using our directory.

Frequently Asked Questions

What blood tests are needed before starting semaglutide?

Common labs include a metabolic panel, kidney and liver function tests, thyroid TSH, lipid panel, and complete blood count to establish a safety baseline before treatment.

Do all providers require labs before prescribing semaglutide?

No, some telehealth platforms prescribe without lab work, while local weight loss clinics and more thorough telehealth platforms typically require baseline labs.

Find a Weight Loss Clinic Near You

Search our directory of medical weight loss clinics and compounding pharmacies across the United States.

Search Clinics Near Me →