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Missed a dose? Here’s what to do.
Restart tirzepatide after break: what the label says, by how long you stopped
By the NexLife Medical Team · Medically reviewed by Adam Kennah, MD · Updated
Restarting tirzepatide depends on how long you stopped: Zepbound’s label, read November 1, 2026, says take a missed dose within 4 days, or skip it. After a longer break, your provider may restart you lower; at NexLife, every dose costs $139 a month on the 12-month plan, or $169 month to month.
$139/mo on 12 months, every dosePrice Match Guarantee†
- 4 days late or less? Take the missed dose
- More than 4 days? Skip it and keep your usual day
- A longer break? Your provider may restart you lower
$139/mo on a 12-month plan, all-inclusive, same price at every dose
Or $169/mo month to month
Restarting at a lower dose? Your price stays the same at every dose
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| Plan | Per month | 12 months at this rate |
|---|---|---|
| 12-month Lowest monthly price | $139 | $1,668 |
| 6-month | $149 | $1,788 |
| 3-month | $159 | $1,908 |
| Month to month | $169 | $2,028 |
Month to month costs $360 more over 12 months than the 12-month plan. Plans renew until you cancel. Longer plans bill the way you choose at checkout.
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At a glance
Missed days, weeks or months of tirzepatide? What the label says
It depends on how long it’s been. Up to 4 days late, Zepbound’s label says take the missed dose; later, skip it. For a longer break, the label sets no restart dose. Your provider decides yours.
| How long since your dose was due | What the label says | What it means for you |
|---|---|---|
| Up to 4 daysone missed dose | Label: take the missed dose as soon as you can, then go back to your weekly day. | Take it. |
| More than 4 daysone missed dose | Label: skip the missed dose and take the next one on your regular day. | Skip it. Your next dose is your usual one. |
| 1 or 2 weekly doses missed | Label: its rule covers one missed dose; it sets no restart dose for two or more. | Your provider may keep your dose. Tell them how you felt on it. |
| 3 or more weekly doses missed | Label: no restart dose. | Expect your provider to consider a lower restart dose. |
| Months off | Label: no restart dose; 2.5 mg is its dose for starting treatment. | Your provider decides, with your history in front of them. |
Swipe the table sideways to see every column.
From the Zepbound prescribing information (revised August 2026). On compounded tirzepatide, your prescription sets your schedule, and your provider’s instructions come first.
- Tell us about you About 3 minutes of health questions
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Key takeaways
- Restarting after a break depends on how long you stopped: the Zepbound label’s 4-day rule covers one missed dose.
- Within 4 days (96 hours)? Take the missed dose. Later than that, skip it and keep your usual day.
- For longer breaks, the label sets no restart dose: your provider decides, and may restart you lower.
- Restarting lower is about your stomach: most nausea, vomiting and diarrhea came while doses were going up.
- Opened a vial before the break? The FDA says to discard a multi-dose vial within 28 days after first use.
- At NexLife, a lower restart dose costs the same: $139 a month on the 12-month plan, or $169 month to month.
The 4-day rule
What if you miss a tirzepatide dose? The 4-day rule
Count the days since it was due. Within 4 days (96 hours), take it as soon as you can, then go back to your usual day. After more than 4 days, skip it and take the next dose on your regular day, per the Zepbound label (revised August 2026). Never take two doses within 3 days.
Your dose day is Monday
You remember on Thursday, 3 days late. That’s within 4 days, so take it, then go back to Mondays.
You remember on Saturday
That’s 5 days late. Skip it, and take your next dose on Monday as usual.
You want a new dose day
The label allows it, as long as your two doses are at least 3 days (72 hours) apart.
Why 4 days? It’s about doses landing too close together. Lilly says a dose taken 5 or more days late, then your usual next dose, can raise the tirzepatide in your body by about 20% or more. Took two doses too close together? Call 911 for an emergency; otherwise call Poison Control at 1-800-222-1222, then your prescriber.
On compounded tirzepatide, your prescription sets your schedule. If it says something different from this, your provider’s instructions come first. Unsure? Call or text us 24/7 at
Restarting lower
Why might your provider restart tirzepatide at a lower dose?
Mainly to spare your stomach. The Zepbound label (revised August 2026) uses slow dose steps because most nausea, vomiting and diarrhea came while the dose was going up, and a restart can repeat some of those steps. Lilly’s trials restarted at 5 mg after 3 or more missed doses. Tell your provider how you felt before.
- The Zepbound label says to follow its gradual dose steps to reduce the risk of stomach side effects. In its trials, most nausea, vomiting and diarrhea happened while the dose was going up.
- The Wegovy label is more direct about breaks, for semaglutide. After 2 or more weekly doses missed in a row, it says to restart the dose steps lower. The aim: fewer stomach side effects.
- Lilly’s trials restarted tirzepatide at 5 mg after 3 or more missed doses, then stepped back up.
- The FDA has had reports of side effects that may be linked to compounded doses higher, or raised faster, than the approved labels allow.
- Fluids matter. The Zepbound label says vomiting or diarrhea can cause dehydration and kidney problems. It asks providers to check kidney function in people with these side effects, especially when the medicine is started or the dose goes up.
So your provider weighs your break, not a chart: how long you stopped, your last dose, how you felt on it and why you stopped. Then they set your restart dose and the steps back up.
During a break
Will you regain weight during a tirzepatide break?
Some of it can come back. In SURMOUNT-4, weight went up 14.0%, on average, in the year after people moved from Zepbound to placebo at week 36. Those who kept taking it lost another 5.5%. The trial studied FDA-approved Zepbound; compounded tirzepatide wasn’t studied. A short break isn’t the same as a year off.
| Group, after 36 weeks on Zepbound | Weight change, week 36 to week 88 |
|---|---|
| Switched to placebo335 people | +14.0% |
| Kept taking Zepbound335 people | −5.5% |
Swipe the table sideways to see every column.
Study 4 (SURMOUNT-4) in the Zepbound prescribing information. Everyone took Zepbound for 36 weeks. Then 670 people were randomly assigned to keep taking it or switch to placebo for 52 weeks. This trial studied FDA-approved Zepbound; compounded tirzepatide wasn’t studied.
An average isn’t a forecast for you. The trial shows that, on average, weight came back over a year off the medicine. A week or two off is a different thing. Either way, the restart plan is your provider’s call.
Surgery, illness, travel
When can you restart tirzepatide after surgery, illness or a trip?
When your provider says. Before surgery, tell everyone treating you that you take tirzepatide: the label notes rare reports of food getting into the lungs during anesthesia. After a stomach bug, ask first, since fluid loss can lead to kidney problems. After a trip, check your vial’s dates before your next dose.
Surgery or a procedure
Tell everyone treating you that you take tirzepatide. The label notes rare reports of food getting into the lungs during anesthesia or deep sedation in people taking
GLP-1 medicines. Restart when your provider says.A stomach illness
If you stopped because of vomiting or diarrhea, tell your provider before you restart. The label warns that losing fluids can lead to kidney problems.
A trip
Check your vial before you restart. Once opened, the FDA says to use a multi-dose vial within 28 days, even if some is left. Store it as its label says, and don’t use one that arrived warm. Flying? See flying with tirzepatide.
Running low on dates? Here’s how storage, warm deliveries and the 28-day rule work: compounded tirzepatide storage.
In their words
What do the Zepbound label and the FDA say about restarting tirzepatide?
The exact words behind this page’s advice on stomach side effects, the 2.5 mg starting dose and opened vials.
A restart can repeat some of the dose steps. This line from the label is why your provider may restart you lower, to spare your stomach.
“The majority of nausea, vomiting, and/or diarrhea events occurred during dose escalation and decreased over time.”
Eli Lilly and Company, Zepbound (tirzepatide) prescribing information, revised August 2026
Wondering whether a restart means going back to 2.5 mg? Here’s what the label says that dose is for. Your provider decides your restart dose.
“The 2.5 mg dosage is for treatment initiation and is not approved as a maintenance dosage.”
Eli Lilly and Company, Zepbound (tirzepatide) prescribing information, revised August 2026
Restarting from a vial you opened before the break? Count from the day you first used it, not the day you stopped.
“Generally, FDA recommends that vials containing multiple doses of sterile medications be used within 28 days after the first use because there is an increased risk of contamination after 28 days.”
U.S. Food and Drug Administration, FDA’s Concerns with Unapproved GLP-1 Drugs Used for Weight Loss
Cost
Does restarting tirzepatide cost more after a coverage gap?
It can for brand-name Zepbound, where your dose and your refill timing both count. At LillyDirect, it’s $299 at 2.5 mg, $399 at 5 mg and $449 from 7.5 mg to 15 mg with a refill within 45 days, per 28 days (checked November 1, 2026). On a flat price, a lower restart dose and each step back up cost the same.
Late for a refill? Lilly’s $449 (7.5 to 15 mg) needs a refill within 45 days of the last. After that, its regular prices apply: $499 at 7.5 mg and $699 at 10 to 15 mg. Every program’s dose prices: tirzepatide price by dose.
At NexLife, the price doesn’t move. Compounded tirzepatide is $139 a month on the 12-month plan or $169 month to month, at every dose. Restarting at 2.5 mg or 5 mg costs the same as your old dose, and so does each step back up. There’s no membership fee. Compounded tirzepatide isn’t FDA-approved; Zepbound is.
Switching from another licensed provider with an active prescription? If you pay less there for compounded tirzepatide, our Price Match Guarantee† matches your regular monthly price on our month-to-month plan. See the terms.
At NexLife
How do you restart tirzepatide with NexLife?
In three steps. A licensed provider reviews your break before anything is prescribed, so bring the details.
Bring your vial’s label and your last dose date
A photo of your last vial’s label: the medicine, its strength in mg/mL and your dose in milligrams. Note the date you took your last dose. Paying less at another licensed provider? Add a receipt from the last 60 days for our Price Match Guarantee†.
Tell us about the break
The health questions ask why you stopped, and about side effects, new medicines and any planned surgery. Your provider decides whether tirzepatide is right for you now, and at what dose you restart.
Restart with a new order
If you’re prescribed, it ships free and expedited, most often within 1 to 2 business days. Then it’s $139 a month on the 12-month plan, or $169 month to month, at every dose. Questions come to us 24/7.
Coming back after cancelling? You’ll complete a new online assessment, and a licensed provider reviews it.
Restarting from a compounded vial? A lower dose means fewer units, and the units depend on your vial’s strength. Here’s how milligrams turn into units: our tirzepatide dosage chart.
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Vial math
How many units is your tirzepatide dose?
It depends on your vial’s strength. Here are the label’s doses at one example strength, with the math to check your own.
| Dose | mL at 25 mg/mL | Units (U-100) | On the label |
|---|---|---|---|
| 2.5 mg | 0.1 mL | 10 units | Starting dose, for 4 weeks |
| 5 mg | 0.2 mL | 20 units | A maintenance dose |
| 7.5 mg | 0.3 mL | 30 units | A step up |
| 10 mg | 0.4 mL | 40 units | A maintenance dose |
| 12.5 mg | 0.5 mL | 50 units | A step up |
| 15 mg | 0.6 mL | 60 units | The maximum, and a maintenance dose |
The math: mL = dose ÷ strength (mg per mL), and units = mL × 100. At 25 mg/mL, 10 mg is 10 ÷ 25 = 0.4 mL, or 40 units.
25 mg per mL is an example only: it’s the strength of the 15 mg multi-dose vial on Zepbound’s label (15 mg per 0.6 mL). Read the strength on your own vial’s label; your provider sets your dose, in steps at least 4 weeks apart. Every step: the tirzepatide dosage chart.
What does NexLife cost?
One flat price at every dose.
No membership fee. Provider care, a nutrition plan, coaching and shipping are included. Paying less with another licensed provider? We match your regular monthly price.†
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Tirzepatide
Weekly and dual-action. Care, coaching and shipping included. On a 12-month plan; $169/mo month to month.
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Semaglutide
Weekly
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Restarting tirzepatide: your questions
Fair questions about NexLife
- Will my price go up with my dose?
- No. You pay the same at every dose.
- What if I’m not prescribed?
- You aren’t charged for medication.
- Can I cancel?
- Yes, by email. It takes effect 30 days after we receive it. Plans renew until you cancel; our cancellation policy has the details.
- Do I need insurance?
- No. Pay with an HSA or FSA card, or with Affirm, Klarna or Afterpay at checkout.
What dose should I restart tirzepatide at after a month off?
Your provider decides; the Zepbound label sets no restart dose for a break that long. Its missed-dose rule covers one missed dose: take it within 4 days, or skip it. A month off is about 4 missed weekly doses, so expect your provider to consider a lower restart dose, to spare your stomach.
Do I have to start over at 2.5 mg?
Not always. The label sets no restart dose; 2.5 mg is its starting dose for new treatment. In Lilly’s trials, people who missed 3 or more doses restarted at 5 mg. Your provider decides, based on how long you stopped and how you felt on your last dose.
I’m 5 days late on my dose. What do I do?
Skip it. The Zepbound label says that if more than 4 days have passed, skip the missed dose and take the next one on your regular day. Don’t take two doses to catch up. Unsure? Ask your provider before your next dose.
Can I restart at my old dose after 2 weeks?
Possibly; your provider makes the call. A two-week break usually means 1 or 2 missed weekly doses, and the Zepbound label’s rule covers only one: take it within 4 days, or skip it. The label sets no restart dose for longer gaps, so tell your provider your last dose and how you felt on it.
Will I regain weight during a break?
You may. In a Zepbound trial, people switched to placebo after 36 weeks saw their weight go up 14.0% on average over the next 52 weeks. Those who kept taking it lost another 5.5%. That trial studied FDA-approved Zepbound; compounded tirzepatide wasn’t studied.
Can I use my old vial after a break?
Only within 28 days of its first use, and before the beyond-use date on its label. The FDA says to discard an opened multi-dose vial after 28 days, even if some is left. Store it as its label says, and don’t use one that arrived warm. A new vial’s strength can differ, so check its label.
Can I change my injection day after a missed dose?
Yes. The Zepbound label allows a new weekly day as long as your two doses are at least 3 days (72 hours) apart. Tell your provider first, then keep to the new day each week. Took two doses too close together? Call Poison Control at 1-800-222-1222, then your prescriber, or 911 for an emergency.
How fast can I restart with NexLife?
Once a licensed provider prescribes, our partner pharmacy usually ships within 1 to 2 business days, with free expedited shipping. You start with about 3 minutes of health questions, and you’ll complete a new online assessment if you cancelled before. Compounded tirzepatide is $139 a month on the 12-month plan or $169 month to month, at every dose.
Does restarting at a lower dose cost less?
It depends on the price list. Zepbound at LillyDirect is $299 at 2.5 mg and $399 at 5 mg per 28 days (checked November 1, 2026), so a lower restart dose costs less there. At NexLife, compounded tirzepatide, which isn’t FDA-approved, is $139 a month on the 12-month plan or $169 month to month, at every dose.
I’m 3 days late on my tirzepatide dose. Can I still take it?
Yes. Zepbound’s label says to take a missed dose within 4 days (96 hours), then go back to your usual day. At 3 days late, take it now. More than 4 days late, skip it and take the next dose on your regular day. Never take 2 doses within 3 days.
Why does tirzepatide have a 4-day missed-dose rule?
It keeps doses from landing too close together. Lilly says a dose taken 5 or more days late, then your usual next dose, can raise the tirzepatide in your body by about 20% or more. Took 2 doses too close together? Call 911 for an emergency; otherwise call Poison Control at 1-800-222-1222, then your prescriber.
Can I restart tirzepatide after surgery?
Yes, when your provider says so. Before surgery, tell everyone treating you that you take tirzepatide: the label notes rare reports of food getting into the lungs during anesthesia or deep sedation in people taking GLP-1 medicines. If you stopped because of vomiting or diarrhea, tell your provider before you restart.
Important safety information
Compounded tirzepatide and semaglutide are not FDA-approved, and the FDA hasn’t reviewed them for safety, effectiveness or quality. A provider prescribes them only when they offer a significant difference for you compared with an FDA-approved product. Both medicines may cause thyroid tumors, including cancer: don’t use either if you or a family member has had medullary thyroid carcinoma (MTC) or multiple endocrine neoplasia syndrome type 2 (MEN 2).
Read the full safety information
In studies with rodents, both medicines caused thyroid tumors; it isn’t known whether they cause them in people. Tell your provider if you notice a lump or swelling in your neck, hoarseness, trouble swallowing or shortness of breath. Serious side effects can include inflammation of the pancreas (pancreatitis), gallbladder problems, low blood sugar (especially with insulin or sulfonylureas), kidney problems from dehydration, severe stomach problems, serious allergic reactions, vision changes in people with type 2 diabetes, and a faster heart rate. Tell your care team before any surgery or procedure that uses anesthesia or deep sedation. Don’t combine either medicine with other
Tirzepatide can make birth control pills less effective: switch to a non-oral method, or add a barrier method such as condoms, for 4 weeks after you start and for 4 weeks after each dose increase. Both medicines may harm an unborn baby. Semaglutide should be stopped at least 2 months before a planned pregnancy. Tell your provider right away if you’re pregnant, planning to be, or breastfeeding.
This is a summary, not the complete safety information. Read the full Prescribing Information for FDA-approved tirzepatide (Zepbound) and semaglutide (Wegovy), and talk with your provider. You can report side effects to the FDA at
† NexLife Price Match Guarantee: for new NexLife members switching from a licensed U.S. telehealth provider or clinic with an active prescription for compounded tirzepatide or semaglutide. We match your regular all-in monthly price there (medication plus any required membership, program or visit fee, on a month-to-month plan); first-month offers, coupons, referral credits and prepaid multi-month rates aren’t matched. Proof from the last 60 days required. A licensed provider must determine that treatment is right for you. Not open to people with Medicare, Medicaid or TRICARE coverage. Full terms.
About NexLife. NexLife is a telehealth and care-coordination platform. Care is delivered through affiliated, physician-owned medical groups, and licensed providers decide whether treatment is right for you. NexLife doesn’t make or compound medication: state-licensed partner pharmacies fill each prescription, and we coordinate the rest. Available only in states where our affiliated providers are licensed.
Who wrote and medically reviewed this page?
Leads the NexLife Medical Team, which writes and medically reviews NexLife’s guides, including this one.
Labels read and prices checked November 1, 2026.
- How we checked. The missed-dose rule and the dose steps come from the Zepbound prescribing information (revised August 2026). How Lilly’s trials restarted after missed doses comes from Lilly’s medical information page, last reviewed January 29, 2026. The semaglutide comparison comes from the Wegovy label, and the vial guidance from the FDA. We read them all on November 1, 2026, and checked prices the same day. We don’t give a restart dose: your provider decides.
- Every fact, sourced. Each price and rule links to the page it comes from.
- How we make money. NexLife is a telehealth and care-coordination platform. We earn revenue when people join NexLife.
- Corrections, fast. See something wrong or out of date? Email care@nexlife.us and we’ll fix it.
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Compounded medications aren’t FDA-approved. A provider prescribes one only when it offers a significant difference for you.
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Start online with your health history.
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Sources
- Zepbound (tirzepatide) prescribing information, Eli Lilly (revised August 2026). Read November 1, 2026.
- Lilly Medical Information: What should a patient do if they miss a dose of Zepbound? (last reviewed January 29, 2026). Read November 1, 2026.
- Wegovy (semaglutide) prescribing information, Novo Nordisk (revised June 2026). Read November 1, 2026.
- FDA: concerns with unapproved
GLP-1 drugs used for weight loss (updated October 1, 2026). Read November 1, 2026. - LillyDirect: Zepbound self-pay prices. Checked November 1, 2026.
- NexLife: pricing, every plan. Checked November 1, 2026.
- NexLife: cancellation policy (rejoining). Read November 1, 2026.
- NexLife: Price Match Guarantee† terms. Read November 1, 2026.
- U.S. Food and Drug Administration. Human Drug Compounding. Read November 2, 2026.
- U.S. Food and Drug Administration. Compounding and the FDA: Questions and Answers. Read November 2, 2026.
- U.S. Food and Drug Administration. FDA alerts health care providers, compounders and patients of dosing errors associated with compounded injectable semaglutide products. On units and compounders’ differing concentrations. Read November 2, 2026.
- U.S. Food and Drug Administration. MedWatch: The FDA Safety Information and Adverse Event Reporting Program. Read November 2, 2026.
- U.S. Food and Drug Administration. MedWatch Consumer Voluntary Reporting (Form FDA 3500B). Its toll-free line, 1-800-332-1088, is 1-800-FDA-1088. Read November 2, 2026.
- Eli Lilly and Company. Zepbound (tirzepatide): Full Terms and Conditions. The 45-day refill condition and regular prices. Read November 2, 2026.
- Eli Lilly and Company. Zepbound (tirzepatide) Injection for Adults with Obesity or OSA. Read November 2, 2026.