Ozempic: uses, evidence and costs

Ozempic is a diabetes drug that became a household name for weight loss. The ingredient, semaglutide, does both jobs. The label doesn't. The injection label’s approved uses all require type 2 diabetes, and the weight-loss label belongs to a sister product, Wegovy. Once you hold onto that difference, most Ozempic questions answer themselves.

Ozempic is semaglutide, sold for type 2 diabetes

Ozempic is the brand name for weekly semaglutide injections that Novo Nordisk sells for adults with type 2 diabetes. It arrived in December 2017 ^[3]. Other semaglutide products and presentations have separate labels, doses and approved uses.

That matters because the name on the box decides who the drug is approved for, which doses come in the pen, and the indication your insurer assesses, although a label does not guarantee coverage. Ozempic injection’s approved uses require type 2 diabetes. If you've seen it called a weight-loss shot, that's off-label use, and we'll get to what it means below.

The quick answer to “who makes Ozempic?” is Novo Nordisk, and only Novo Nordisk. Telehealth companies, pharmacies and clinics can prescribe or dispense it. None of them makes it, and a product sold under another name isn't Ozempic.

Ozempic is approved for three uses, all in type 2 diabetes

The Ozempic label lists three uses, all in adults with type 2 diabetes. It lowers blood sugar alongside diet and exercise. It cuts the risk of heart attack, stroke and cardiovascular death in people who already have heart disease. And it slows kidney decline in people with chronic kidney disease ^[1].

A clinician may consider its labeled benefits when choosing treatment for a patient with type 2 diabetes. Prescribing for weight alone is off-label and needs individualized clinical judgment; it does not create an FDA-approved weight indication or guarantee reimbursement. Check the exact indication, plan formulary and authorization requirements with the insurer.

Ozempic works by copying a gut hormone called GLP-1

Ozempic mimics GLP-1, a hormone your gut releases after a meal. The label says semaglutide raises insulin and lowers glucagon “in a glucose-dependent manner,” so it works harder when blood sugar is high, and it causes “a minor delay in gastric emptying” after meals ^[1]. The label also notes that semaglutide reduces body weight.

Does Ozempic burn fat, or does it just curb appetite? The labels describe appetite and calorie intake, not a fat-burning action. Wegovy's label, written for the same molecule, says semaglutide “decreases calorie intake” and that “the effects are likely mediated by affecting appetite” ^[2]. Reduced calorie intake is part of the labeled pharmacologic explanation; this does not establish every individual’s weight response or assign all changes to one mechanism. The full molecule story, including how semaglutide reaches the brain's appetite centers, is on our semaglutide page.

Ozempic is not approved for weight loss; Wegovy is

Ozempic is not approved for weight loss. Prescribing it for that is off-label, and Wegovy is the semaglutide product approved for weight management. The two contain the same ingredient, but they come in different pens and doses. Wegovy injection has separate adult 2.4 mg and 7.2 mg maintenance options under its current label, while Ozempic injection allows up to 2 mg; its oral products have different doses and administration.

So why do people lose weight on Ozempic? Because semaglutide reduces appetite at diabetes doses too. In the SURPASS-2 trial, people with type 2 diabetes on semaglutide 1 mg lost weight over 40 weeks, though less than those on tirzepatide ^[12]. The weight effect is real. It just isn't what Ozempic's label is for. Our Ozempic vs Wegovy comparison lays out the doses, labels and coverage side by side.

The trials showed fewer heart events and slower kidney decline

In type 2 diabetes at high cardiovascular risk, weekly semaglutide lowered major cardiovascular events from 8.9% to 6.6% over two years, but it raised diabetic eye complications (SUSTAIN-6) ^[10]. In type 2 diabetes with kidney disease, semaglutide 1 mg cut major kidney events by 24% (FLOW) ^[11].

Is Ozempic better than insulin? No trial in this table answers that. Ozempic and insulin work differently, and many people with type 2 diabetes use both. A prescriber chooses by A1C, weight, heart and kidney risk, and the risk of low blood sugar. That's a conversation, not a ranking.

One honest caveat: the eye signal in SUSTAIN-6 is why the label carries a warning about diabetic retinopathy. If you have eye disease from diabetes, your prescriber will want to watch it closely.

Most side effects are stomach-related, and the label has a boxed warning

The most common Ozempic side effects are gastrointestinal. The label lists nausea, vomiting, diarrhea, abdominal pain and constipation as the reactions seen in at least 5% of people ^[1]. In the placebo-controlled trials, nausea hit 15.8% on 0.5 mg and 20.3% on 1 mg, against 6.1% on placebo.

Stomach side effects led 3.1% of people on 0.5 mg and 3.8% on 1 mg to stop, against 0.4% on placebo ^[1]. The label also warns about pancreatitis, gallbladder disease, kidney injury from dehydration, low blood sugar when combined with insulin or sulfonylureas, allergic reactions and aspiration during anesthesia.

The boxed warning is about thyroid C-cell tumors in rodents. The label says it's unknown whether Ozempic causes them in people, and it rules the drug out if you or a family member has had medullary thyroid carcinoma or MEN 2. For a fuller list, see Ozempic safety and side effects, the stomach-specific guide on nausea, diarrhea and constipation, and our explainer on “Ozempic face”.

A serious allergy to semaglutide or an ingredient is also a contraindication. Severe persistent abdominal pain, significant allergic symptoms or ongoing digestive symptoms with dehydration need prompt medical assessment ^[1]. A low average trial frequency does not establish that an individual symptom is harmless. For anesthesia or deep sedation, tell the procedural team about the medicine rather than set a stopping schedule yourself.

Ozempic is a once-weekly injection, and the label sets the dose range

The label starts Ozempic at 0.25 mg once a week and allows up to 2 mg a week; your prescriber sets the steps in between ^[1]. It's taken once weekly, on the same day each week, with or without food.

Is Ozempic a pill or a shot? Ozempic is a shot. It comes in multi-dose pens and in single-dose prefilled syringes. There is also a daily tablet called “Ozempic tablets,” but it's a separate product: FDA approved renaming a newer Rybelsus formulation to that name on January 30, 2026 ^[7]. The tablets treat type 2 diabetes too, with different doses. Our guide to oral semaglutide covers the pills.

What does microdosing Ozempic mean? It's taking doses below the label's starting dose or keeping someone on a tiny dose long term. That is not a labeled regimen, and the trials cited here do not establish its effectiveness or safety. Our GLP-1 microdosing guide explains what is and isn't known.

Ozempic, Wegovy, the pills and compounded semaglutide share one molecule

Several products contain semaglutide, and only their labels, not the molecule, decide what each one is for. Here's where Ozempic sits among them.

Compounded semaglutide deserves one plain sentence: it is not FDA-approved and does not receive FDA premarket review for safety, effectiveness or quality. That does not remove pharmacy oversight or other requirements ^[8]. FDA also warns that counterfeit Ozempic has been sold in the US ^[8]. Buy it only through a licensed pharmacy with a prescription.

Comparing Ozempic with other diabetes and weight drugs? See Ozempic vs Mounjaro, Ozempic vs Zepbound and metformin vs Ozempic.

NovoCare’s injection offers cost $349 to $499 per pen after introductory eligibility

Ozempic's self-pay price through NovoCare Pharmacy is $349 a month for the 0.25, 0.5 or 1 mg pens and $499 a month for 2 mg ^[9]. New patients pay $199 a month for their first two fills of 0.25 or 0.5 mg, through December 31, 2026. The offer defines a month as one pen, a product-supply unit rather than a guaranteed calendar-month interval. Eligibility, prescription and program restrictions apply, and the manufacturer may change or withdraw the offer.

Insurance is the bigger lever. Ask the plan about the exact indication, formulation, pharmacy and authorization rules; a diagnosis or prescription alone does not guarantee payment. Our guides to Ozempic's cost without insurance and Medicare coverage for Ozempic go deeper, and the monthly cost calculator turns a plan's billing into a real monthly figure.

You need a prescription, from your own clinician or a telehealth program

Ozempic needs a prescription from a licensed clinician. Your clinician can discuss a licensed dispensing pharmacy, including participating NovoCare services; availability and offer eligibility require confirmation. Telehealth programs that prescribe brand GLP-1 drugs may write it too, usually after an online intake and a video or message visit.

Is a telehealth brand the same as Ozempic? No. A telehealth company is a care service; it doesn't make the drug. If a program prescribes real Ozempic, the pen comes from Novo Nordisk through a licensed pharmacy. If it sells something else under its own name, that product is not Ozempic.

Compare any clinical-service quote separately from the manufacturer’s medication offer. Ask which visits, laboratory tests, supplies and shipping are included and which pharmacy dispenses the actual prescription. For a broader look at how these services work, read how GLP-1 telehealth works.