semaglutide · Novo Nordisk

What should I know about Ozempic?

Ozempic by Novo Nordisk: Type 2 diabetes. Cost, side effects, dosing as labeled, comparisons and the latest news, all sourced.

Isometric clay still life of an injection pen, its box, and a glucose meter representing diabetes treatment.
Start hereOzempic FAQ: Approved Uses, Costs, Medicare, Pills and Side EffectsOzempic is Novo Nordisk's semaglutide, FDA-approved for type 2 diabetes, heart risk and kidney risk, not weight loss. Its list price is $1,027.51, self-pay runs $349 to $499 a month, and the Medicare negotiated price drops to $274 in 2027.

Common questions

Alternatives

Berberine vs Ozempic: What the Evidence Actually ShowsNo — berberine is not "nature's Ozempic." Pooled trials show under 2 lbs of weight loss, while semaglutide produced 13.7% (33.1 lbs) at 72 weeks in a phase 3 trial. Berberine works through a different pathway and is not FDA-approved.Contrave vs. Wegovy: Weight Loss, Safety, Cost, and Who Fits EachContrave produced a placebo-subtracted mean weight loss of 4.7% at one year in its phase 3 trials, while Wegovy produced an average 13.7% loss at 72 weeks in SURMOUNT-5. The two differ sharply in safety profile, dosing, and price.Is "Nature's Ozempic" Real? Berberine and Other Claims, Fact-CheckedNo product sold as a "natural Ozempic" has evidence close to the real drug. Berberine showed no significant weight change in a meta-analysis, while Wegovy delivered 33.1 lbs of average loss at 72 weeks. Here is what the evidence shows.Metformin for Weight Loss: How Much Can You Really Lose vs GLP-1s?Metformin produced an average 2.1 kg weight loss in the Diabetes Prevention Program, where body weight fell 2.06% with metformin vs 0.02% with placebo. Wegovy (semaglutide) delivered 13.7% and Zepbound (tirzepatide, a dual GIP/GLP-1) 20.2% at 72 weeks. Metformin is not FDA-approved for weight loss.Phentermine vs GLP-1 Drugs: Cost, Weight Loss, and Who Fits WhichPhentermine is a short-term oral appetite suppressant that averaged $15 out of pocket per 30-day fill in 2025, while GLP-1s like Wegovy and Zepbound cost far more — in a 72-week head-to-head trial, Wegovy produced 13.7% and Zepbound 20.2% average weight loss. Here is how they compare.Research Peptides and GLP-1s: What They Are, and What Happened to UsersResearch-labeled GLP-1 vials are unapproved drugs sold illegally for human use, the FDA says. A study of 652 confirmed retatrutide users found gray-market buyers lost 7.2% of body weight versus 15.5% in trial participants, with a measurable heart-rate rise.

Results

Best Foods to Eat on GLP-1 Medications (and the Ones That Cause Trouble)There is no official GLP-1 diet, but because these drugs cut food intake sharply (35% lower in one trial), dietitians point to protein at every meal, fiber, and fluids, while fried, sugary, and fatty foods can worsen side effects. Here is what the labels, trials, and dietitians actually say.Exercise on GLP-1 Drugs: What the Evidence Actually ShowsGLP-1 drugs produce major weight loss without supervised exercise, but roughly 25-39% of the weight lost is lean mass, versus 17.5% when lifestyle programs include resistance training. Exercise's clearest benefits show up in body composition and keeping weight off after the drug stops.How Much Protein on a GLP-1: What Published Targets SayPublished sources suggest roughly 1.0–1.5 g of protein per kg of body weight per day, or 80–120 g total, for adults losing weight on semaglutide or tirzepatide, with about 20–30 g per meal plus resistance training to help preserve muscle.Living on a GLP-1: Daily Life With Wegovy or ZepboundLiving on a GLP-1 is mostly a weekly rhythm: one shot, a fridge, and paperwork. The labels answer missed doses and travel storage (Wegovy single-dose pens last 28 days out of the fridge, Zepbound 21 days), while surveys show 32.4% work impairment at treatment start and stigma toward Ozempic users.What Is Food Noise? What the Research Shows on GLP-1 DrugsFood noise means persistent, intrusive thoughts about food that disrupt daily life. Two questionnaires now measure it, and studies of GLP-1 users report large drops: a 417-person cohort saw a -3.0 point difference on a 0-20 scale versus behavioral treatment alone.

Side effects

Can You Drink Alcohol on Semaglutide? What Labels and Trials SayThe Ozempic and Wegovy labels list contraindications for MTC/MEN 2 and hypersensitivity, and interactions with insulin and oral drugs. In a 26-week trial, semaglutide cut heavy drinking days by 41.1 vs 26.4 percentage points.Does Semaglutide Cause Muscle Loss?Some of the weight lost on semaglutide is lean tissue, which is true of nearly all weight loss, but the size of that share and what changes it are the parts worth understanding.How to Stop Nausea from Semaglutide: Timing, Diet, and Warning SignsNausea on semaglutide is common, peaks during the first 4 to 5 weeks and during dose escalation, and usually resolves within 8 days. Slower eating, smaller low-fat meals, and small sips of fluid help; a prescriber can slow the dose schedule if needed.Ozempic Face: What It Is, Why It Happens, and What You Can DoOzempic face is a colloquial term for the sunken, aged look that can follow rapid weight loss on semaglutide. It is not a medically recognized condition and poses no serious health risk, but options like fillers, skin-tightening procedures, and surgery can address the volume loss.Ozempic Lawsuits: Where the Two Federal MDLs Stand in 2026As of the JPML's September 1, 2026 report, 4,022 gastrointestinal-injury lawsuits are pending in MDL 3094 and 216 vision-loss (NAION) lawsuits in MDL 3163, both before Judge Karen S. Marston in Pennsylvania. No settlements have been announced in either docket.Semaglutide and Surgery: Anesthesia Risk and What to Tell Your TeamSemaglutide slows stomach emptying, so food can remain even after fasting. A 2024 multi-society guidance says most patients continue the drug before elective procedures; the FDA label says data are insufficient to recommend stopping, and patients should tell providers about planned procedures.Semaglutide Side Effects: Complete List of Common and Serious ReactionsThe most common semaglutide side effects are digestive: nausea affected 44% of adults on Wegovy 2.4 mg versus 16% on placebo. Serious risks include pancreatitis, gallbladder disease, kidney injury, and a rare eye condition called NAION.Tirzepatide vs Semaglutide Side Effects: What Direct Comparison ShowsSURMOUNT-5 (751 adults) found mostly mild-to-moderate GI side effects in both arms; a 46,620-pair real-world study found an HR of 1.07 for serious GI events with tirzepatide vs semaglutide. Label percentages cannot be compared across drugs.

How to use

Can You Fly With Ozempic? TSA Rules for GLP-1 PensYes. TSA allows medically necessary injectable medications, unused syringes, and gel ice packs in reasonable quantities in carry-on bags when declared at the checkpoint. Unrefrigerated limits run from 21 days for Zepbound and Mounjaro single-dose pens to 56 days for Ozempic and Wegovy FlexTouch pens in use.How Long Can Ozempic Be Out of the Fridge? GLP-1 Storage RulesAn Ozempic pen can stay out of the fridge for 56 days after first use at 59°F to 86°F. Zepbound and Mounjaro single-dose pens get 21 cumulative days, and their multi-dose vials and KwikPens get 30 days. All of them must be thrown away if frozen.How to Dispose of GLP-1 Needles and Pens (and What Your State Allows)FDA's rule is two steps. Your state's rule is the one that decides what happens to the full container, and four states do not let it go in household trash at all. Here is the whole process, plus the free container programs most people do not know exist.How to Use a Wegovy Savings Card at the Pharmacy: Codes and NDCsShow the Wegovy savings card to your pharmacist at pickup; it carries BIN, PCN, GRP and ID numbers that route the claim to SS&C Health with the right other coverage code (08, 03, or 00/01), and claims must be submitted within 180 days of the fill date.Missed Dose of Ozempic or Another GLP-1: What the Labels SayEach GLP-1 product has its own missed-dose rule. The Ozempic label allows the shot within 5 days of the missed dose; Wegovy injection depends on whether the next dose is more or less than 2 days (48 hours) away; Mounjaro and Zepbound allow 4 days (96 hours).

GLP-1 culture

Celebrities on Ozempic: Who Actually Said They Take ItOprah, Elon Musk, Serena Williams, Whoopi Goldberg and others have publicly confirmed taking a weight-loss drug — but only some are actually on Ozempic. Here is what each one said, which drug they named, and which disclosures are commercial partnerships.How Many Americans Take GLP-1 Drugs? The Latest NumbersKFF found 12% of US adults currently taking a GLP-1 for any reason (survey fielded October 27–November 2, 2025). Gallup found 11% currently taking one for weight loss only (fielded May 28–June 5, 2026); ever-use is 15% per Gallup and 18% per KFF.How Ozempic Changed American Culture: From Slang to Everyday LifeGLP-1 drugs moved from diabetes clinics to the Oscars stage, slang dictionaries and plastic surgeons' offices: 67% of facial plastic surgeons surveyed in December 2025 reported more patients seeking treatment for rapid-weight-loss changes.Ozempic and Eating Disorders: What's Known and What Isn'tNo research shows that Ozempic or other GLP-1 drugs cause eating disorders. But 60–70% of users lose significant, sometimes rapid weight, which NEDA flags as a specific concern for anyone with a current, past, or high-risk eating disorder. Here's what the evidence does and doesn't say.The GLP-1 Economy: Who Wins and Loses as Weight-Loss Drugs SpreadDrug makers, protein foods, and apparel win so far; snacks, sweets, soft drinks, and quick-service restaurants lose the most. Households starting a GLP-1 cut grocery spending 5.3% on average within six months, and the drug market is forecast to grow from $79 billion in 2025 to $190 billion by 2035.

Getting started

The GLP-1 market

Cost

Does Medicare Cover Wegovy or Ozempic? What You'll Actually PayMedicare still cannot cover Wegovy or Ozempic for weight loss, but the Medicare GLP-1 Bridge offers a $50 monthly copay on certain GLP-1s from July 1, 2026 through December 31, 2027. Ozempic is not on the Bridge drug list, though Part D plans can cover it for diabetes.How Much Does Semaglutide Cost Without Insurance in 2026?Without insurance, brand-name semaglutide now runs about $149 to $499 a month depending on which product and dose you take, far below the $1,027 to $1,349 list prices.Ozempic Savings Card and Coupons: Which One You Qualify ForThe Ozempic "coupon" is really three programs: a $25/month copay card for commercially insured patients (capped at $100 in savings), a $199–$499/month self-pay price, and a free-medicine Patient Assistance Program for uninsured low-income patients. Which one applies depends on your insurance.The Cheapest Way to Get Semaglutide: Every Legal Route and PriceThe cheapest legal route is Novo Nordisk's Patient Assistance Program, which supplies medicine free to approved applicants with Medicare or no insurance. Medicare's GLP-1 Bridge runs $50 a month. With commercial insurance, the savings offer is $25 a month for up to 3 months; cash prices start at $149.When Will Generic Semaglutide Be Available in the US?Generic semaglutide is not expected in US pharmacies until 2032, with patent loss in Europe and the US placed in the 2031–32 window. India lost protection in March 2026 and generics are on sale there now; Canada and Brazil have approved products, with launches pending.Why Is Ozempic Cheaper in Other Countries? Prices and PatentsOzempic and other GLP-1s cost less abroad because the US relies on high list prices with rebates, and semaglutide patents run years longer in the US. A US list price cut to $675 takes effect January 1, 2027, and importing the drug yourself is generally illegal.

FDA and regulation

FDA Approval History of Semaglutide: Every Date, ExplainedSemaglutide was first approved as Ozempic on December 5, 2017, followed by Rybelsus (September 20, 2019), Wegovy (June 4, 2021), Wegovy tablets (December 22, 2025) and Wegovy HD (March 19, 2026). Here is each approval, use, and how to verify the dates yourself.Is Compounded Semaglutide FDA Approved? Legal Status and Risks in 2026No. Compounded semaglutide is not FDA approved and never has been. The shortage-based pathway that let pharmacies compound it closed in 2025, courts upheld the FDA in August 2026, and only narrow patient-specific exceptions remain.Is Semaglutide Still in Shortage? FDA Status for 2026No. FDA declared the semaglutide injection shortage resolved on February 21, 2025, and an FDA statement dated April 1, 2026 confirms Ozempic and Wegovy are off the drug shortage list. Local pharmacy stock-outs can still happen.Semaglutide Approvals by Country: Where Ozempic and Wegovy Are ApprovedOzempic is approved in the US, EU, UK, Canada, Australia, Japan and China; Wegovy also in India and the UAE. Approved uses and dates differ by market. Canada approved the first G7 generic semaglutide on 28 April 2026 after a patent lapsed over an unpaid CAD 250 fee; US exclusivity runs to 2032.What Does the FDA Say About Ozempic Side Effects and GLP-1 Safety?The FDA's positions live in the drug labels: a boxed warning on thyroid C-cell tumors in rodents, a class-wide anesthesia warning added in 2024, and a suicidal thoughts warning removed on January 13, 2026 after a review of 91 trials. No U.S. warning on NAION vision loss exists as of September 2026.

Foundayo

Who they're for

GLP-1 and Men's Health: Testosterone, Erections, Sperm and MusclePost hoc analyses reported in a conference abstract suggest women lose about 40% more weight than men on GLP-1 drugs. A review of five trials found no negative impact on hormones, sexual function or sperm quality, with possible testosterone gains for men whose low T is driven by obesity [1][10].GLP-1 and Menopause: Weight Loss Evidence and Hormone Therapy EffectsGLP-1 drugs still produce strong weight loss after menopause: tirzepatide cut body weight 23% vs 3% placebo in postmenopausal women, and the STEP pool showed a median −16.4% for semaglutide. Hormone therapy is linked to more loss (16% vs 12% at 12 months), but no trial proves it causes the difference.GLP-1 for Teens: Which Drugs Are Approved and What Studies ShowOnly Wegovy injection (ages 12+) and Saxenda (ages 12+ with body weight over 60 kg) carry a teen weight-loss indication. Mounjaro is labeled for ages 10 and older only for type 2 diabetes, not weight loss. Zepbound is adults-only.GLP-1 for Type 1 Diabetes: What the Research Actually ShowsNo GLP-1 drug is FDA-approved for type 1 diabetes. One small randomized trial found 36% of adults on semaglutide hit a combined glucose-and-weight goal versus 0% on placebo, with weight 8.8 kg lower than placebo at 26 weeks.GLP-1 Over 65: What the Labels, Trials and Medicare Rules ShowNo GLP-1 label sets an upper age limit, and pooled trials find efficacy and safety in adults 65 and older broadly comparable to younger adults, though side effects force stopping more often after 65. Medicare's GLP-1 Bridge covers certain drugs for $50 a month from July 1, 2026 through December 31, 2027.Who Should Not Take GLP-1 Drugs: Contraindications and WarningsOnly two things rule out these drugs outright: a personal or family history of medullary thyroid carcinoma or MEN 2, and hypersensitivity to the drug or its ingredients (Wegovy's label says "known" hypersensitivity; the other three say "serious"). Everything else is a warning or "not recommended."

Medications

GLP-1 Drugs Ranked by Effectiveness: Weight and A1C ResultsTirzepatide ranks first on both scoreboards: -20.9% body weight in SURMOUNT-1 and a 2.30-point A1C drop that beat semaglutide head to head. Injectable semaglutide is second, the orforglipron pill third on weight, liraglutide fourth. Direct trials back the top spots; the heart-protection scoreboard reshuffles the order.How to Store an Ozempic Pen, Inject It, and Throw It Away SafelyUnused Wegovy pens stay in the fridge at 36 °F to 46 °F and can sit out at 46 °F to 86 °F for up to 28 days before the cap comes off. Ozempic storage limits are in section 16 of its prescribing information. Inject once weekly into the abdomen, thigh, or upper arm, and throw used pens in a sharps container.Imcivree (Setmelanotide) Explained: Who It's For and How It WorksImcivree (setmelanotide) is an MC4 receptor agonist for rare obesity caused by hypothalamic injury or specific genetic conditions — not for ordinary obesity. On March 19, 2026, the FDA expanded approval to acquired hypothalamic obesity, making it the first approved therapy for that condition.List of GLP-1 Medications: Every FDA-Approved Drug in 2026Nine GLP-1 brands are FDA-approved and sold in the US in 2026: Wegovy, Zepbound, Foundayo, Saxenda, Ozempic, Rybelsus, Mounjaro, Trulicity and Victoza. Byetta and Bydureon BCise were discontinued in 2024, CagriSema is under review, and the US semaglutide compound patent expires December 5, 2031.Ozempic vs Mounjaro: Differences, Dosing, and Which Is Better for Type 2 DiabetesOzempic (semaglutide) and Mounjaro (tirzepatide) are both once-weekly type 2 diabetes injections, but they are different molecules from different makers. In SURPASS-2, tirzepatide beat injectable semaglutide on A1C and weight, while only Ozempic carries a chronic kidney disease indication.Ozempic vs Wegovy vs Rybelsus: What Actually DiffersOzempic, Wegovy and Rybelsus all contain semaglutide, but they differ in approved uses, doses, shot vs pill, and price. The reformulated Rybelsus tablets were renamed Ozempic tablets on January 30, 2026, and the Rybelsus name is being retired in the US as the Ozempic pill rolls out from May 4, 2026.Switching GLP-1 Medications: What the Labels and Guidelines SayNo dose-conversion chart between different GLP-1 molecules appears in the FDA labels reviewed here. In these labels, switching instructions appear only within the semaglutide family and before starting fixed-ratio insulin combos. Up to one-fourth of patients switch off their first GLP-1 after year one.Trulicity vs Ozempic: Which Works Better, Dosage, and CostTrulicity (dulaglutide) and Ozempic (semaglutide) are GLP-1 injections for type 2 diabetes, and the retrieved labeling lists no weight-loss use for either. Trulicity lists at $1,006.93 per month; the Ozempic pill self-pays at $149 to $299 per month.

News timeline

How it works

How Does Mounjaro Work? Mechanism, Dosing, and Ozempic ComparisonMounjaro (tirzepatide) is a once-weekly injection that activates two gut-hormone receptors, GIP and GLP-1, while drugs like Ozempic act on GLP-1 alone. Through GLP-1 signaling it stimulates insulin release, suppresses glucagon, slows the stomach, and cuts appetite; its half-life is about 5 days.How Does Semaglutide Work in the Body?Semaglutide is a lab-made copy of the gut hormone GLP-1 that binds GLP-1 receptors to stimulate insulin, lower glucagon, slow stomach emptying, and reduce appetite in the brain. Three chemical changes give it a half-life of about one week, so one injection lasts seven days.How Does Zepbound Work? GIP and GLP-1, Explained SimplyZepbound (tirzepatide) activates two gut-hormone receptors at once, GIP and GLP-1, which is why it is called a dual agonist. It starts at 2.5 mg once weekly for 4 weeks and can go up to a 15 mg weekly maintenance dose.How Long Does Semaglutide Stay in Your System?Semaglutide has an elimination half-life of approximately 1 week, so it remains in circulation about 5 weeks after the last Ozempic dose and 5 to 7 weeks after the last Wegovy 2.4 mg dose. Here is what that means for starting, stopping, pregnancy planning, and surgery.Oral Semaglutide vs Injection: Pills, Pens, and What Actually DiffersOral semaglutide (Rybelsus, Ozempic, Wegovy tablets) and injectable semaglutide (Ozempic, Wegovy) are the same molecule with different rules: pills are daily on an empty stomach with a 30-minute wait; shots are weekly with no food limits. OASIS 4: the 25 mg pill gave −13.6% weight loss vs −2.2% placebo.Semaglutide vs Tirzepatide: Which Works Better for Weight Loss?Semaglutide (Ozempic, Wegovy) targets one receptor; tirzepatide (Mounjaro) targets two. In the only head-to-head trial, tirzepatide produced −20.2% body weight vs −13.7% for semaglutide at 72 weeks.Tirzepatide and Birth Control: Does It Affect the Pill?Yes — the Mounjaro and Zepbound labels say tirzepatide can affect absorption of oral contraceptives, and advise switching to a non-oral method or adding a barrier method for 4 weeks after starting and after each dose increase.What Is GLP-1? The Hormone Behind Ozempic, ExplainedGLP-1 stands for glucagon-like peptide-1, a gut hormone the body makes that regulates insulin secretion, carbohydrate metabolism and appetite. Drugs like Ozempic are GLP-1 receptor agonists that switch on the same receptor; incretins explain two-thirds or more of the insulin response to oral glucose in healthy people.Who Discovered GLP-1? The People Behind Ozempic and WegovyNo single person discovered GLP-1. The work spans more than 30 years across several labs, and the 2024 Lasker Prize went to Joel Habener, Svetlana Mojsov, and Lotte Bjerre Knudsen. Ozempic is not made from Gila monster venom — that was exenatide, approved in 2005.

The drugmakers

Compounded

Insurance

Emerging uses

Microdosing Semaglutide: What It Means, Whether It Works, and Safety"Microdosing" semaglutide means taking doses below what the FDA approved and studied, often without medical supervision. There is no official definition or dose, no robust clinical evidence it works, and weight loss at very low doses tends to be modest, around 5% to 6%.Ozempic Babies: Why Unexpected Pregnancies Happen on GLP-1s"Ozempic babies" are unexpected pregnancies in people taking GLP-1 drugs, mostly because weight loss restores ovulation. Semaglutide has not been shown to weaken the pill, but tirzepatide cut pill hormone levels by up to 66%, and the Wegovy label says to stop at least 2 months before a planned pregnancy.Semaglutide Alzheimer's Trial Results: What EVOKE ShowedNo. In two phase 3 trials of 3,808 people with early Alzheimer's, oral semaglutide did not slow disease progression on the primary CDR-SB endpoint or any secondary measure, though some biomarkers improved. Topline results were announced 24 November 2025.Semaglutide and Alcohol Cravings: What the Research ShowsYes—early trial evidence points that way. Three small randomized trials report fewer heavy drinking days on semaglutide, including a 41.1% drop in one 26-week trial, though craving results are mixed. It is not FDA-approved for alcohol use disorder, and larger trials are still needed.Semaglutide for PCOS: What the Research Actually ShowsSemaglutide is not FDA-approved for PCOS. Two small Chinese trials found adding it to metformin improved weight loss and menstrual-cycle recovery versus metformin alone; one reported a 35% vs. 15% natural pregnancy rate. Prescribing among women with PCOS rose from 2.4% in 2021 to 17.6% in 2025.What Else Can Semaglutide Treat Besides Weight Loss?FDA-approved semaglutide uses go beyond weight loss: type 2 diabetes, cardiovascular risk reduction, chronic kidney disease (Ozempic, added January 28, 2025), and fatty liver disease (Wegovy, August 15, 2025). Heart failure, sleep apnea, and Alzheimer's are not approved uses.

Drug pipeline

Trial evidence

Liraglutide

Stopping and switching

Recent Ozempic news

Full timeline