Ozempic comes in four doses: 0.25 mg, 0.5 mg, 1 mg, and 2 mg, all injected once weekly. Everyone starts at 0.25 mg and gradually increases over several weeks. The maximum approved dose is 2 mg per week.
The schedule is designed to let your body adjust slowly, since jumping straight to a higher dose makes gastrointestinal side effects significantly worse. Here’s how the full timeline works and what to expect at each step.
The Standard Dose Schedule
Every Ozempic prescription follows the same escalation pattern, regardless of your blood sugar levels or body weight. You start low and move up based on how well you tolerate each step.
- Weeks 1 through 4: 0.25 mg once weekly. This is not a therapeutic dose. It won’t meaningfully lower your blood sugar. The only purpose is to let your digestive system adjust to the medication.
- Weeks 5 through 8: 0.5 mg once weekly. This is the first maintenance dose, and for some people it’s enough to reach their blood sugar targets.
- Weeks 9 through 12 (if needed): 1 mg once weekly. Your prescriber may move you here if 0.5 mg isn’t providing adequate control.
- Week 13 onward (if needed): 2 mg once weekly. This is the maximum recommended dose.
Each dose level lasts at least four weeks before your provider considers an increase. Some people stay at 0.5 mg or 1 mg permanently because their numbers are well-controlled. Not everyone needs or benefits from going to the maximum. Higher doses do tend to bring more side effects, particularly nausea, so there’s a real tradeoff to weigh at each step.
Why the Starting Dose Isn’t Therapeutic
The 0.25 mg dose exists purely as an on-ramp. It won’t produce the blood sugar reduction or appetite changes that the medication is known for. Skipping it or rushing through it isn’t recommended because the most common reason people stop taking Ozempic is nausea, vomiting, or diarrhea in the early weeks. The slow titration makes those side effects far more manageable.
Which Pen Delivers Which Dose
Ozempic pens are color-coded and pre-set to deliver specific doses. You can’t dial a pen to any dose you want. Each pen only delivers the doses it’s designed for.
- Red label pen: Contains 2 mg total and delivers either 0.25 mg or 0.5 mg per injection. This is the pen you’ll use during your first two months.
- Blue label pen: Contains 4 mg total and delivers 1 mg per injection.
- Yellow label pen: Contains 8 mg total and delivers 2 mg per injection.
Each pen provides multiple injections. For example, the red label pen contains enough medication for four 0.5 mg doses, which covers a full month of weekly injections. When your dose changes, you’ll get a prescription for a different pen.
How Ozempic Doses Compare to Wegovy
Ozempic and Wegovy contain the same active ingredient, semaglutide, but they’re approved for different purposes and top out at different doses. Ozempic maxes out at 2 mg weekly for type 2 diabetes. Wegovy goes up to 2.4 mg weekly for weight management. That 0.4 mg difference matters because weight loss with semaglutide is dose-dependent, meaning higher doses produce more effect.
If you’re taking Ozempic primarily for weight loss (which is an off-label use), it’s worth knowing that the FDA-approved weight management version offers a higher ceiling.
What to Do If You Miss a Dose
If fewer than 5 days have passed since your missed dose, take the injection as soon as you remember. If more than 5 days have passed, skip that dose entirely and take your next one on the regular schedule. Don’t double up to compensate.
You can inject Ozempic on any day of the week, and you can change your injection day as long as at least 2 days have passed since your last dose. This flexibility helps if your routine shifts or you realize you’ve been forgetting doses on a particular day.
Dose Adjustments for Kidney or Liver Issues
Ozempic does not require dose changes for people with kidney disease, including those with kidney failure, or for people with liver impairment. The drug’s behavior in the body stays consistent across different levels of organ function, so the same titration schedule applies.
Storing Your Pen
Before first use, keep the pen refrigerated between 36°F and 46°F. It stays good until the expiration date printed on the box. Once you start using a pen (or if it’s been outside the fridge), it’s good for 56 days at room temperature, up to 86°F. After 56 days, discard it even if medication remains. Never freeze the pen or expose it to temperatures above 86°F.