Can you take Ozempic (semaglutide) and phentermine together?

It depends; the decision to take Ozempic® and phentermine together should be based on a discussion between you and your medical provider. It is always important to review medications you are currently taking with your provider and whether there may be adverse drug interactions or side effects when combining medications. Ozempic is an injectable GLP-1 receptor agonist that is FDA-approved for the treatment of type 2 diabetes, and phentermine is a stimulant appetite suppressant that is FDA-approved for weight loss. Ozempic and phentermine in combination have not been formally studied in any randomized clinical trial at the time of writing; however, there are no foreseen drug-drug interactions between the two medications in terms of their chemical compatibility. Ozempic and phentermine both have the effect of decreasing appetite which can lead to weight loss, and there are of course risks with excessive appetite suppression. Additionally, both Ozempic and phentermine have the side effects of constipation and increased heart rate.

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Form Health is a virtual obesity medicine clinic founded in 2019 that provides science-based obesity care to help patients achieve their weight loss and health goals. Patients have the opportunity to achieve sustainable weight loss by working closely with an American Board of Obesity Medicine physician and a Registered Dietitian who is a Board Certified Specialist in Obesity and Weight Management. Each Care Team develops a personalized treatment plan based on a comprehensive review of their medical history that includes behavioral support, nutrition, physical activity, and medication, if appropriate.

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Ozempic® is a registered trademark of Novo Nordisk A/S.