The FBI warns counterfeit versions of weight loss drugs drugs can cause significant health issues.

ABC News' Dr. Tara Narula shares what patients need to know.

President Donald Trump and HHS Secretary Robert F. Kennedy Jr. said they will be studying the "threat" to children posed by antidepressants and obesity medications.

Semaglutide, a medication widely used for diabetes and weight loss, may offer another unexpected benefit -- it could help people drink less alcohol.

The actor shared he had lost 40 pounds since taking the medication.

The drugs' pricing will be negotiated directly between the government and drug manufacturers.

The FDA has expanded the approval of Eli Lilly’s obesity medication Zepbound to include treating moderate to severe obstructive sleep apnea for people with obesity.

Experts say the growing use of weight loss drugs may be helping to reverse obesity trends.

Study participants treated with Zepbound lost 20% of their body weight.

The Biden administration has proposed a new rule to “significantly” expand coverage of anti-obesity medications for Americans with Medicare and Medicaid.

All doses of the weight loss drugs are listed as "available" by the FDA.

Semaglutide, the active ingredient found in Ozempic and Wegovy, may reduce the risk of Alzheimer’s disease, a new study published Thursday morning finds.

Some women have found the medications help with weight loss during menopause.

A study suggests that weight loss medications like Ozempic may help reduce the risk of overdose and alcohol intoxication in people with substance use disorders.

Leah Hope said she kept her focus on being able to live a "big life."

Senators grilled Novo Nordisk CEO Lars Jørgensen Tuesday over the costs of Ozempic and similar weight loss drugs.

The pill is made by Novo Nordisk, the same company that makes Ozempic.

The FDA says people may be subject to dosing errors.

Pfizer announced that it has selected its preferred once-daily modified release formulation of danuglipron, a move that is significant in the obesity drug’s development.

Both medications are FDA-approved for people with Type 2 diabetes.

GLP-1 medications such as Ozempic may help lower the risk of certain cancers.

Prescriptions for GLP-1 weight loss medications for young people rose from 8,000 to more than 60,000 between 2020 and 2023.

The study looked at whether people on the drug maintained their weight loss.

The singer and talk show host shared more about her weight loss journey.

Negelle Morris, Novo Nordisk's senior vice president and head of U.S. cardiometabolic sales, spoke exclusively with ABC News.

Oprah Winfrey has confirmed she is on a weight loss medication and says she no longer believes her weight struggles are her fault.

"Real Housewives" star Emily Simpson said she was shamed for using the drug to help lose weight.

Doctors share what to know about the safety of taking Ozempic and other new drugs targeted for Type 2 diabetes and obesity while trying to conceive.

Streisand's comment on an Instagram photo of McCarthy had people talking.