Ozempic is semaglutide approved for adults with type 2 diabetes, and its label is short on doses: one to start, three to stay on, and a ceiling [1]. The rest of “how to take Ozempic” is technique, which your prescriber, your pharmacist and the pen's own instructions teach. This page covers what the label sets and why.
Ozempic's doses at a glance
| Weekly dose | What the label uses it for |
|---|---|
| 0.25 mg | Starting dose only; not on the maintenance list |
| 0.5 mg | Maintenance dose for blood sugar control |
| 1 mg | Maintenance dose for blood sugar control; the maintenance dose for the kidney use |
| 2 mg | Maintenance dose for blood sugar control, and the maximum |
Source: Ozempic prescribing information, section 2.2 [1]. When and whether you move between doses is your prescriber's decision.
Two details sit behind that table. The doses all serve the same three labeled uses, every one of them in type 2 diabetes: blood sugar control, lowering heart-event risk in people with heart disease, and slowing kidney decline in people with chronic kidney disease [1]. And the 2 mg ceiling applies to every use.
The 0.25 mg start is there for your stomach
Everyone begins at 0.25 mg once a week. The label gives the reason: its dose increases are meant “to reduce the risk of gastrointestinal adverse reactions” [1]. The 0.25 mg dose isn't on the label's maintenance list, so it's a stepping stone, not a place to stay.
Starting low makes sense given how common stomach effects are. In the label's placebo-controlled trials, nausea affected 15.8% of people on 0.5 mg and 20.3% on 1 mg, against 6.1% on placebo, and the label says most nausea, vomiting and diarrhea happened during dose increases [1]. What to expect, and when it eases, is in Ozempic stomach side effects.
0.5, 1 or 2 mg: the maintenance dose follows your blood sugar
The label's wording is direct: “The recommended maintenance dosage is 0.5 mg, 1 mg, or 2 mg, injected subcutaneously once weekly, based on glycemic control” [1]. In plain terms, your A1c and glucose readings decide where you settle, not your weight. Plenty of people stay at 0.5 mg or 1 mg.
The trials show what the higher doses added. In a 30-week trial of Ozempic on its own, A1c fell 1.4 points on 0.5 mg and 1.6 points on 1 mg, against 0.1 on placebo. In a 40-week trial comparing the top two doses, A1c fell 2.1 points on 2 mg and 1.9 on 1 mg, and 64% vs 56% reached an A1c under 7% [1].
| Trial (label) | Dose | A1c change | Weight change |
|---|---|---|---|
| 30 weeks, Ozempic alone vs placebo | Placebo | −0.1 points | −2.6 lb (−1.2 kg) |
| 30 weeks, Ozempic alone vs placebo | 0.5 mg | −1.4 points | −8.4 lb (−3.8 kg) |
| 30 weeks, Ozempic alone vs placebo | 1 mg | −1.6 points | −10.4 lb (−4.7 kg) |
| 40 weeks, 1 mg vs 2 mg, with metformin | 1 mg | −1.9 points | −12.3 lb (−5.6 kg) |
| 40 weeks, 1 mg vs 2 mg, with metformin | 2 mg | −2.1 points | −14.1 lb (−6.4 kg) |
Ozempic prescribing information, Tables 3 and 7 and the weight text beneath them [1]. The weight gap between 1 mg and 2 mg was not statistically significant. Pounds converted from the label's kilograms.
For the kidney use, in adults with type 2 diabetes and chronic kidney disease, the label names 1 mg once weekly as the maintenance dose [1]. That's the dose its kidney-outcome trial, FLOW, tested in 3,533 adults followed for a median of 41 months.
Once a week, any time of day, with or without food
The label's timing rule is simple: “Administer OZEMPIC once weekly, on the same day each week, at any time of the day, with or without meals” [1]. So morning or night both work, and there's no fasting rule for the injection.
The label also covers changing your injection day and what to do about a missed dose. Those rules depend on timing details that are easy to get wrong, so they're left to your prescriber, your pharmacist and the label itself rather than restated here.
Ozempic comes as a pen or a single-dose syringe
Most people use the Ozempic pen, which holds several weekly doses and comes in versions for the 0.25 or 0.5 mg dose, the 1 mg dose and the 2 mg dose. There's also a single-dose prefilled syringe in 0.25 mg, 0.5 mg and 1 mg [1]. There's no syringe version of the 2 mg dose.
How each one is stored differs, and the pen's in-use limit is 56 days. The full storage rules are in does Ozempic need to be refrigerated.
Ozempic tablets have their own doses: 1.5 mg, then 4 or 9 mg
Ozempic also comes as a once-daily tablet, approved for the same two diabetes goals as Rybelsus, which shares its label [2]. The tablet starts at 1.5 mg a day, which the label says “is not effective for glycemic control,” and is kept at 4 mg or 9 mg a day. Rybelsus starts at 3 mg and is kept at 7 mg or 14 mg.
The two tablets “are not substitutable on a mg-to-mg basis,” the label warns, so a 9 mg Ozempic tablet isn't a 9 mg Rybelsus [2]. The tablets also have strict rules about how and when they're taken, which your prescriber and pharmacist go through with you. More on the pill forms of semaglutide is in oral semaglutide.
Ozempic's 2 mg ceiling is lower than Wegovy's
Wegovy is the same semaglutide labeled for weight. Its weight doses go to 2.4 mg and, for some adults, 7.2 mg a week, while Ozempic stops at 2 mg [3]. The pens differ too, so an Ozempic pen isn't a Wegovy dose and the other way around. Wegovy's dose list is in Wegovy doses, and the two brands are compared in Ozempic vs Wegovy.
Mounjaro, the tirzepatide brand for type 2 diabetes, is a different molecule with a different dose range; it's compared in Ozempic vs Mounjaro. Compounded semaglutide has no FDA-approved dose list at all, which is covered in compounded semaglutide's maximum dose.
Only the 2 mg pen costs more
Through NovoCare, Novo Nordisk's pharmacy, the self-pay price is $349 a month for the 0.25, 0.5 or 1 mg pen and $499 a month for the 2 mg pen. New patients pay $199 a month for their first two fills at 0.25 or 0.5 mg, through December 31, 2026, and the tablet starts at $149 a month [4]. A NovoCare month is one box with one pen.
Each pen holds four weekly doses, so a year of Ozempic takes 13 boxes. At $349 that's about $4,537 a year by our arithmetic. Every price route, including insurance and the savings card, is in Ozempic cost without insurance, and brand programs are compared in brand GLP-1 self-pay programs, scored.