Diabetes to Obesity Drugs | How Ozempic and Mounjaro Became Wegovy and Zepbound

3 June 2024

Forget crash diets and fad workouts. The hottest trend in Hollywood isn’t a new juice cleanse. It’s a prescription medication originally developed for something entirely different: type 2 diabetes.

Enter Ozempic, the unexpected superstar stealing the spotlight with its remarkable weight-loss effects, endorsed by A-listers and making waves in tabloids. But how did a treatment for diabetes become Tinseltown’s newest darling? Join us on a journey as we unravel the fascinating tale of Ozempic, from its scientific origins to its unexpected detour into the world of celebrity weight loss and into the realm of the growing obesity crisis. 


What We Cover In This Piece




Ozempic from Diabetes to Weight Loss Drug


Ozempic: The Origin Story


The story begins not on a red carpet but in a research lab. In the early 2000s, researchers at the Danish pharmaceutical giant Novo Nordisk, led by Dr. Patrick Basbøll, were on a mission. Novo Nordisk, along with other contenders, was developing a new class of drugs called glucagon-like peptide-1 (GLP-1) agonists to combat type 2 diabetes. Ozempic, known generically as semaglutide, was one such contender. The focus was on regulating blood sugar, but an unexpected guest star emerged during clinical trials: weight loss. 

And so Ozempic hit the shelves, the first of its kind, as a once-weekly injectable treatment for type two diabetes with the remarkable side effect of weight loss. Here’s where things get interesting. 


Ozempic: A Journey to Off-Label Stardom


It wasn’t long before people seeking weight loss solutions started to pay attention to the medication as an off-label treatment. Ozempic’s weight-loss potential also caught the eye of celebrities facing constant pressure to maintain a particular physique. With increased social media presence, before-and-after pictures featuring Ozempic use fueled the fire. Soon, Ozempic became synonymous with rapid weight loss.

However, the medication is not designed specifically for weight loss, and so several issues arose from its off-label use. For starters, there was a shortage of Ozempic for patients suffering from type 2 diabetes, which also contributed to the medication’s soaring prices. Coupled with the limited safety data, dosage discrepancies, and regulatory parameters, Ozempic could simply not occupy the weight-loss space with any real traction. 

So, researchers at Novo Nordisk began furiously testing semaglutide in higher doses under the name Wegovy for treating individuals living with obesity and other weight-related medical problems. In June 2021, they received FDA approval for the medication.

Novo Nordisk isn’t the only player in the game for glucagon-like peptide-1 (GLP-1) receptor agonists.  Eli Lilly is hot on their heels with their own versions of the medication known as tirzepatide with Mounjaro (type 2 diabetes) and Zepbound (weight-loss) as their competing brands. Both companies are vying for market share in the treatment of obesity and type 2 diabetes. This competition has driven other innovations and clinical trials, which will potentially lead to more affordable treatment options for patients. At the moment, there are several notable clinical trials in various phases as the competition heats up for a portion of the lucrative weight-loss drug market. 


Other Weight Loss Drugs | The Race to Market


Learning from the astronomical success of COVID-19 vaccines, where early market entry secured massive profits, pharmaceutical companies recognized the potential of GLP-1 drugs for weight-loss.


Novo Nordisk’s success since the launch of Ozempic has been nothing short of phenomenal. Ozempic, along with its weight-loss counterpart Wegovy, have become blockbuster drugs. Sales figures are staggering, with shares having risen around 260% since Wegovy’s launch in the United States in June 2021. The drugs’ popularity has made Novo Nordisk the “most valuable company in Europe by market capitalization” and one of the world’s most valuable firms



In the years since the launch of Ozempic and in response to the overwhelming demand for new weight-loss drugs – many pharmaceutical companies have begun clinical trials. This is in the pursuit of a piece of the lucrative weight-loss drug pie. 

Various phases for differing forms of the drug are well underway, with many pharmaceutical companies vying for the next-to-market spot in the hopes of winning market share. This is particularly pertinent for trials developing monthly injectables and oral forms of these drugs.


Why the Focus on Weight-Loss Drugs? | The Obesity Crisis


The global health landscape is facing a growing crisis: obesity. Numbers are on a relentless upward trend, impacting millions of lives worldwide. This surge in weight-related issues has fueled a new wave of research and development – and given rise to new weight-loss drugs.

The obesity epidemic is a major global health concern, with numbers steadily rising. Here are some key statistics:


With obesity numbers reaching unprecedented levels, the need for effective solutions is more pressing than ever. Traditional methods like diet and exercise haven’t always yielded the desired results for everyone. The pivot to weight-loss medications comes from the significant traction being offered by these drugs in the war against obesity. 

The Battle for Weight-Loss Supremacy | New Contenders Emerge


The success of Ozempic and Wegovy has ignited a firestorm in the world of weight-loss medications. Pharmaceutical companies are scrambling to develop the next big thing, with several promising contenders emerging from clinical trials.

Here are some key contenders in the race to market:

Retatrutide (Eli Lilly): The Triple Threat

Cagrisema (Novo Nordisk): The GLP-1 & Amylin Duo

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 Mazdutide (Innovent Biologics): The Dual Agonist

AMG133 (Amgen): A Deep Dive

Unveiling the Future of Weight-Loss Drugs | Beyond Ozempic


These are just a few examples of the exciting developments happening in the weight-loss drug landscape. With more medications in the pipeline and continued research, we can expect to see a broader range of options available in the coming years. This increased competition could lead to more affordable and accessible weight-loss solutions for those struggling with obesity.

The weight-loss drug landscape is undergoing a paradigm shift. Ozempic and Wegovy’s success has ignited fierce competition, with pharmaceutical giants vying for the coveted “first-mover” advantage. This race to market isn’t just about bragging rights; it’s about establishing dominance in a rapidly growing market. From brand recognition and market share to a financial edge, getting to market as early as possible is the key to success. 

However, one thing’s clear: the race for weight-loss dominance has begun, and the companies that reach the finish line first stand to revolutionize the way we manage obesity. 

Getting to Market | The TecEx Solution


The weight-loss drug market is exploding, and the future belongs to those who get there first. This means leveraging off of service providers that can simplify your clinical trials. Aspects of trials such as VAT optimization, global compliance, and Importer of Record solutions are vital to clinical trial rollouts – ensuring smooth and efficient clinical trial distribution.

With our IOR Project Management Solution TecEx Medical empowers biotech companies to:


Don’t let trial management slow you down. Partner with TecEx and achieve your clinical trial goals with confidence.


TecEx is more than a service provider – we’re an extension of your team. Let us help you navigate the complexities of multi-site trials and bring clinical products to the world faster.

Learn More about effective clinical trial timelines or explore how to optimize your clinical trials. 



Our team is here to help! Contact us to find out how we can streamline your clinical trial process.


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