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GLP-1 Decoder

Ozempic: Uses, How It Works, Side Effects, Cost, Coverage

Ozempic is a weekly injection of semaglutide made by Novo Nordisk, first FDA approved in 2017, for type 2 diabetes, heart risk and kidney disease in type 2 diabetes. List price is $1,027.51 per pen; self-pay starts at $199 per month. Nausea is the most common side effect in its label: 20.3% vs 6.1% on placebo.

Active ingredient
semaglutide
Manufacturer
Novo Nordisk
How it is taken
weekly injection
First FDA approval
2017
List price
$1,027.51 per pen
Self-pay from
$199 per month
Most common side effect
Nausea 20.3% vs 6.1% on placebo
FDA shortage
Resolved February 21, 2025
Ozempic: a GLP-1 pen injector

Ozempic at a glance

Time it remains in the body
100%50%25%0%07 d14 d21 d28 d35 d50%25%12.5%time after the dose

About 1 week is the half-life, with half gone by 7 d and about 3% remaining after five half-lives (35 d).

Weight loss in its main trial
Ozempic (SUSTAIN 1)4.7 kgPlacebo1.2 kg

In SUSTAIN 1 (30 weeks) with type 2 diabetes, people lost 4.7 kg, versus 1.2 kg on placebo.

How prices change over time
202520262027$1,027.51$0List priceSelf-pay

Monthly prices in US dollars: the list price and self-pay offers, each one from the maker's price page.

Sources: FDA label (DailyMed), healthsystemtracker.org, prnewswire.com 1 2.

Ozempic uses and forms

The FDA label is the source for Ozempic uses, forms and warnings. Your prescriber and the label decide your dose.

Ozempic at a glance
What the label says
Approved useUsed with diet and exercise, it lowers blood sugar in adults with type 2 diabetes.
Approved useHeart attack, stroke or heart-related death: risk is lower for adults with type 2 diabetes and heart disease who take this medicine.
Approved useIt lowers the chance of heart-related death, kidney failure and worsening kidney disease in adults with type 2 diabetes and chronic kidney disease.
FormsInjection pen (multi-dose) and single-dose prefilled syringe
Strengths on the label0.25 mg, 0.5 mg, 1 mg, 2 mg
Boxed warningBoxed warning: rodents developed thyroid C-cell tumors from it; whether people do the same is unknown. Do not use it if you have had medullary thyroid cancer (MTC), if a family member has had it, or if you have MEN 2.
StorageAfter first use, new pens may remain at room temperature or in a refrigerator for 56 days, but keep unused pens in the fridge. Do not freeze.

Sources: FDA label (DailyMed).

Ozempic side effects

In the label's trials, this presents side effects and their frequency next to placebo (a dummy treatment). Participants: adults with type 2 diabetes.

Table 1. Placebo-Controlled Trials Reported: Adverse Reactions in ≥5% of OZEMPIC-Treated Patients with Type 2 Diabetes Mellitus
Side effectOzempic 0.5 mgOzempic 1 mgPlacebo
Nausea15.8%20.3%6.1%
Vomiting5%9.2%2.3%
Diarrhea8.5%8.8%1.9%
Abdominal pain7.3%5.7%4.6%
Constipation5%3.1%1.5%

Sources: FDA label (DailyMed).

Also listed on the label: Hypoglycemia with Concomitant Use of Insulin Secretagogues or Insulin, Acute Kidney Injury Due to fluid loss in the body. Warnings also cover severe gastrointestinal adverse Reactions, Acute Gallbladder Disease, plus Hypersensitivity Reactions.

Label warnings come from: FDA DailyMed label.

Ozempic interactions

The label lists Ozempic drug interactions
Taken withWhat the label says
Insulin or sulfonylureasIf you take it with insulin or a sulfonylurea (such as glipizide or glimepiride), the chance of low blood sugar goes up; your doctor may lower those doses.
Oral medicinesIt slows down how fast your stomach empties, and that can change the way your body takes in other pills.

Sources: FDA label (DailyMed).

Check a GLP-1 interaction

Ozempic cost and coverage

Ozempic price by route
How you payPrice
List price before insurance$1,027.51 per pen
Ozempic Savings Offer (insured)you can pay starting at $25 per month for up to 3 months
Self-pay: Ozempic pill (from 1.5 mg)$149 per month
Self-pay intro pricing for the Ozempic pen: the first 2 fills come in the 0.25 mg and the 0.5 mg doses$199 per month
Self-pay: Ozempic pen strengths of 0.25 mg, 0.5 mg, and 1 mg$349 per month
Self-pay: Ozempic pen 2 mg$499 per month
Self-pay via TrumpRx$199 per month

Prices checked in November 2026, taken from Novo Nordisk pricing, NovoCare, TrumpRx.

Alternatives to Ozempic

Medicines besides Ozempic that serve the same purpose
MedicineIngredientHow it is takenShared useTrial weight lossSelf-pay from
Wegovysemaglutideweekly injection or daily tabletheart risk14.9%$149 per month
Rybelsussemaglutidedaily tabletheart risk and type 2 diabetesNot listedNot listed
Mounjarotirzepatideweekly injectionheart risk and type 2 diabetesNot listedNot listed
Trulicitydulaglutideweekly injectionheart risk and type 2 diabetesNot listedNot listed
Victozaliraglutidedaily injectionheart risk and type 2 diabetesNot listedNot listed
Byettaexenatidetwice-daily injectiontype 2 diabetesNot listedNot listed

Sources: TrumpRx, FDA label (DailyMed).

The Ozempic label and studies

See the full Ozempic prescribing details on DailyMed.

Every Ozempic page

Ozempic en español