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What to Expect When Taking GLP-1 Agonists for Weight Loss

Find out the most common side effects of semaglutide and similar weight-loss medications.

Lauren Smith, MASanjai Sinha, MD
Written by Lauren Smith, MA | Reviewed by Sanjai Sinha, MD
Updated on August 5, 2025
Featuring Stacia Woodcock, PharmDReviewed by Sanjai Sinha, MD | August 6, 2025

If your doctor prescribes a weight-loss medication like semaglutide or other GLP-1 agonists, you may be curious what will happen when you start the treatment, which is available as an oral pill or injection.

In this video, learn the most common side effects of semaglutide and similar weight-loss medications, according to Stacia Woodcock, PharmD, Pharmacy Editor at GoodRx.

References

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Lauren Smith, MA
Written by:
Lauren Smith, MA
Lauren Smith, MA, has worked in health journalism since 2017. Before joining GoodRx, she was the senior health editor and writer for HealthiNation.
Sanjai Sinha, MD
Reviewed by:
Sanjai Sinha, MD
Sanjai Sinha, MD, is a board-certified physician with over 20 years of experience. He specializes in internal medicine.

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