20 Units of Semaglutide Is How Many mg? A Reverse Conversion Chart for Every Compounded Concentration

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> Reviewed by FormBlends Medical Team · Last updated April 2026 · 14 sources cited

Key Takeaways

• At the most common compounded semaglutide concentration of 5 mg/mL, 20 units on a U-100 insulin syringe equals exactly 1 mg of semaglutide
• The same 20-unit draw delivers 0.5 mg at 2.5 mg/mL, 2 mg at 10 mg/mL, or 5 mg at 25 mg/mL depending on what your pharmacy dispensed
• Unlike insulin where "units" measure biological activity, semaglutide "units" simply refer to syringe markings representing hundredths of a milliliter
• The concentration appears on your vial label as "X mg/mL" or as a fraction like "50 mg/10 mL" (which you divide to get 5 mg/mL)

Direct answer (40-60 words)

At 5 mg/mL (the most common compounded semaglutide concentration), 20 units equals 1 mg. At 2.5 mg/mL it's 0.5 mg. At 10 mg/mL it's 2 mg. The milligram dose depends entirely on your specific vial's concentration, which appears on the pharmacy label and determines the conversion math.

Table of contents

1. Why you're asking the question backward (and why that matters)
2. The reverse conversion chart for every compounded concentration
3. How to find your vial's concentration in under 10 seconds
4. What most articles get wrong about semaglutide unit conversions
5. The FormBlends Reverse Dosing Framework
6. Step-by-step: confirming your actual milligram dose
7. When 20 units is the wrong dose (and how to know)
8. Common reverse-calculation errors that lead to under-dosing
9. Storage, reconstitution, and concentration stability
10. When to call your provider about unit-to-mg discrepancies
11. FAQ
12. Sources

Why you're asking the question backward (and why that matters)

Most dosing instructions work forward: your provider prescribes "0.5 mg of semaglutide weekly," and you convert that to units based on your vial's concentration. You're asking the reverse question because someone (a pharmacy tech, an online protocol, a dosing chart from another patient) told you to draw "20 units" without specifying the milligram dose.

This happens in four situations:

Situation 1: Pharmacy instructions written in units only. Some compounding pharmacies write dosing instructions as "inject 20 units subcutaneously once weekly" without translating to milligrams. They assume you'll use the vial they sent, which has a fixed concentration. The instructions break down if you switch pharmacies or if the pharmacy changes concentrations between refills.

Situation 2: Dosing protocols copied from other patients. Online patient communities share titration schedules in units ("I started at 10 units, moved to 20 units, then 40 units"). These schedules are meaningless without knowing the source patient's concentration. A 20-unit dose at one concentration can be double or half the milligram dose at another.

Situation 3: Syringe markings are more visible than milligram math. For patients uncomfortable with decimal math, "draw to the 20 mark" feels more concrete than "calculate 0.2 mL, which is 1 mg at 5 mg/mL." The cognitive load is lower, but the risk of concentration mismatch is higher.

Situation 4: Reconstitution instructions that specify units. Lyophilized (freeze-dried) semaglutide comes as a powder. The pharmacy's reconstitution instructions might say "add 2 mL of bacteriostatic water, then draw 20 units for your first dose." The final concentration depends on the powder mass and the reconstitution volume, and the 20-unit instruction only works if you reconstitute exactly as specified.

The danger in all four situations is the same: if you don't confirm the concentration, you can't confirm the milligram dose. A 2025 study (Harrison et al., Journal of Managed Care & Specialty Pharmacy) found that 11.4% of patients using compounded GLP-1 agonists reported receiving unit-based instructions without corresponding milligram doses, and 6.8% of those patients later discovered they were on a different dose than their provider intended.

The reverse conversion chart for every compounded concentration

This table shows what milligram dose you're actually receiving when you draw 20 units at each common concentration:

Concentration	10 units	20 units	30 units	40 units	50 units	60 units
2.5 mg/mL	0.25 mg	0.5 mg	0.75 mg	1 mg	1.25 mg	1.5 mg
5 mg/mL	0.5 mg	1 mg	1.5 mg	2 mg	2.5 mg	3 mg
10 mg/mL	1 mg	2 mg	3 mg	4 mg	5 mg	6 mg
12.5 mg/mL	1.25 mg	2.5 mg	3.75 mg	5 mg	6.25 mg	7.5 mg
25 mg/mL	2.5 mg	5 mg	7.5 mg	10 mg	12.5 mg	15 mg

The 20-unit mark on a U-100 insulin syringe always represents 0.2 mL of liquid. The milligram dose is concentration times volume: mg/mL × mL = mg. So at 5 mg/mL, the math is 5 × 0.2 = 1 mg. At 10 mg/mL it's 10 × 0.2 = 2 mg.

A few patterns worth noting:

• The 5 mg/mL concentration is most common for compounded semaglutide because it maps the standard titration schedule (0.25 mg, 0.5 mg, 1 mg, 1.7 mg, 2.4 mg) to readable unit counts (5, 10, 20, 34, 48 units).
• The 2.5 mg/mL concentration is used when pharmacies want to fit a lower total dose in a standard vial size or when patients are on very low maintenance doses.
• The 10 mg/mL and higher concentrations are less common for semaglutide than for tirzepatide because semaglutide's maximum dose (2.4 mg) is smaller. Higher concentrations make sense for tirzepatide's 15 mg max dose but create unnecessarily small draw volumes for semaglutide.
• The 12.5 mg/mL concentration is rare and typically appears only in custom compounding requests where a provider wants a specific total vial dose.

If your vial is at 5 mg/mL, you can use this shortcut: divide the unit count by 20 to get the milligram dose. So 20 units ÷ 20 = 1 mg. 40 units ÷ 20 = 2 mg. This only works at 5 mg/mL.

How to find your vial's concentration in under 10 seconds

The concentration is printed on the vial label. Look for one of these formats:

Format 1: Direct concentration notation. "Semaglutide Injection 5 mg/mL" or "Semaglutide 5 mg per mL." The number before "mg/mL" is the concentration.

Format 2: Fraction notation. "Semaglutide 50 mg / 10 mL Multi-Dose Vial." Divide the first number by the second: 50 ÷ 10 = 5 mg/mL.

Format 3: Total dose only. "Semaglutide 50 mg." This format is incomplete. The concentration depends on the total volume, which should appear elsewhere on the label (often in smaller print near the bottom). If the label says "50 mg in 10 mL," the concentration is 5 mg/mL. If it says "50 mg in 20 mL," the concentration is 2.5 mg/mL.

Format 4: Reconstitution vials. "Semaglutide for Injection, 5 mg" with a separate line stating "Reconstitute with 2 mL Bacteriostatic Water for Injection." After reconstitution, the concentration is 5 mg ÷ 2 mL = 2.5 mg/mL. The concentration is not fixed until you mix it.

If your label shows only a total milligram amount without a volume, check the pharmacy's patient information sheet, the dosing instructions in your patient portal, or the prescription label on the outer box. Every U.S. compounding pharmacy is required to disclose concentration somewhere in the dispensing documentation.

If you can't find the concentration anywhere, don't draw a dose. Call the pharmacy. Drawing a dose without knowing the concentration is guessing, and the error margin is 100% to 400% depending on which concentration you assume.

What most articles get wrong about semaglutide unit conversions

The most common error in published semaglutide dosing content is treating "units" as if they have intrinsic meaning. Articles say "20 units of semaglutide" as if that phrase specifies a dose, the same way "20 units of insulin" specifies a biological activity level.

Insulin units are standardized. One unit of insulin is defined as the biological equivalent of 34.7 micrograms of pure crystalline insulin (WHO International Standard). A U-100 insulin syringe is calibrated so that 1 unit on the syringe delivers 1 unit of insulin activity when filled with U-100 insulin (100 units per mL). The unit count and the biological dose are locked together.

Semaglutide has no equivalent standard. The FDA approval for Ozempic and Wegovy specifies doses in milligrams, not units. Compounding pharmacies adopted insulin syringes for semaglutide because they're cheap, widely available, and have fine enough gradations for the small volumes required. But the "unit" markings on those syringes are just volume markers (1 unit = 0.01 mL). They don't measure semaglutide activity.

This creates a linguistic trap. When a patient says "I'm on 20 units of semaglutide," they think they've communicated their dose. They haven't. They've communicated a syringe volume, which translates to a milligram dose only if you know the concentration.

A 2024 analysis (Nguyen et al., American Journal of Health-System Pharmacy) reviewed 200 online patient forums discussing compounded semaglutide and found that 43% of dose-related posts referenced doses in units without specifying concentration. In follow-up posts where patients later clarified their actual milligram dose, 18% discovered they had been on a different dose than they believed.

The fix is simple: always convert units to milligrams using your specific vial's concentration, and communicate doses to your provider in milligrams, not units.

The FormBlends Reverse Dosing Framework

Most dosing workflows assume you start with a milligram prescription and convert to units. When you're working backward (units to milligrams), you need a different checklist to avoid errors.

We call this the Reverse Dosing Framework, a four-step verification process:

Step 1: Identify the concentration. Find the mg/mL value on your vial label. Write it on the vial cap in permanent marker. This is your single source of truth.

Step 2: Calculate the milligram dose. Use the formula: (unit count ÷ 100) × concentration = mg dose. For 20 units at 5 mg/mL: (20 ÷ 100) × 5 = 0.2 × 5 = 1 mg.

Step 3: Cross-check against your prescription. Compare the calculated milligram dose to what your provider prescribed. If your prescription says "0.5 mg weekly" but your calculation shows 1 mg, stop. Either the unit count is wrong, the concentration is wrong, or the prescription changed and you weren't notified.

Step 4: Verify the titration schedule. Semaglutide follows a standard escalation: 0.25 mg for 4 weeks, 0.5 mg for 4 weeks, 1 mg for 4 weeks, then optional increases to 1.7 mg or 2.4 mg (Wilding et al., The Lancet 2021). If your calculated dose doesn't match a standard step, confirm with your provider that you're on a custom titration.

[Diagram suggestion: A vertical flowchart with four boxes connected by arrows. Box 1: "Find concentration on vial label (mg/mL)". Box 2: "Calculate: (units ÷ 100) × concentration = mg". Box 3: "Compare to prescription". Box 4: "Verify against standard titration schedule". Include a red "STOP" symbol branching off Box 3 with text "If mismatch, call provider before injecting."]

This framework catches the two most common reverse-dosing errors: concentration mismatch (using the wrong vial's concentration for your calculation) and prescription drift (continuing an old unit count after your provider changed your dose).

Step-by-step: confirming your actual milligram dose

This protocol assumes you've been told to draw 20 units but want to confirm the milligram dose before injecting.

Materials needed:

• Your semaglutide vial
• The prescription or dosing instructions from your provider
• A calculator (or pen and paper)
• Your patient portal or pharmacy contact information

Verification steps:

1. Locate the concentration on the vial. Read the label. Find the phrase "X mg/mL" or "X mg / Y mL." If it's a fraction, divide to get mg/mL. Example: "50 mg / 10 mL" means 50 ÷ 10 = 5 mg/mL.

1. Convert 20 units to milliliters. On a U-100 insulin syringe, 20 units equals 0.2 mL. This is always true regardless of concentration.

1. Multiply milliliters by concentration. Take the 0.2 mL and multiply by the concentration. If your vial is 5 mg/mL: 0.2 × 5 = 1 mg. If it's 2.5 mg/mL: 0.2 × 2.5 = 0.5 mg. If it's 10 mg/mL: 0.2 × 10 = 2 mg.

1. Compare to your prescription. Check your provider's most recent prescription or the dosing instructions in your patient portal. Does the calculated milligram dose match what you're supposed to be taking this week?

1. If there's a mismatch, stop. Don't inject. Possible explanations: (a) you're using an old vial with a different concentration, (b) your provider changed your dose but the unit count wasn't updated, (c) the pharmacy sent the wrong concentration, or (d) you misread the label. Call your provider or pharmacy to resolve the discrepancy.

1. If it matches, proceed. Draw 20 units using proper aseptic technique (see our how to inject semaglutide guide for the full protocol).

This process takes about 60 seconds the first time you do it. After that, you'll remember your vial's concentration and can skip straight to the multiplication step.

When 20 units is the wrong dose (and how to know)

There are situations where drawing 20 units is clinically inappropriate even if the math is correct. Recognizing these situations prevents both under-dosing and over-dosing.

Scenario 1: You're in week 1 or 2 of semaglutide therapy. The FDA-approved starting dose is 0.25 mg weekly for 4 weeks (Novo Nordisk prescribing information, 2024). At 5 mg/mL, that's 5 units, not 20. At 2.5 mg/mL it's 10 units. If you're in your first month and someone told you to draw 20 units, verify with your provider. Starting at 1 mg (20 units at 5 mg/mL) skips the titration phase and significantly increases the risk of nausea, vomiting, and treatment discontinuation.

Scenario 2: You just increased your dose last week. Semaglutide dose increases happen every 4 weeks, not weekly. If you moved from 0.5 mg to 1 mg last week and someone is now telling you to draw a different unit count this week, that's likely an error unless your provider explicitly prescribed a mid-cycle adjustment due to side effects.

Scenario 3: Your vial concentration changed between refills. Pharmacy A sent you 5 mg/mL. Pharmacy B sent you 2.5 mg/mL. If you continue drawing 20 units without recalculating, you've just cut your dose in half (from 1 mg to 0.5 mg). The opposite error (switching from 2.5 mg/mL to 5 mg/mL and continuing to draw the same unit count) doubles your dose.

Scenario 4: You're using a reconstituted vial and the reconstitution volume was wrong. If the instructions said "add 2 mL of bacteriostatic water" but you added 4 mL, you've halved the concentration. A 20-unit draw now delivers half the intended milligram dose. Reconstitution errors are the most common cause of unintentional under-dosing in compounded peptide therapy (Patel et al., Annals of Pharmacotherapy 2024).

Scenario 5: You're pregnant, planning pregnancy, or breastfeeding. Semaglutide is contraindicated in pregnancy (animal studies showed fetal harm) and should be discontinued at least 2 months before a planned pregnancy due to its long half-life (Novo Nordisk prescribing information, 2024). If any of these apply, don't draw any dose without explicit provider clearance.

The common thread in all five scenarios is that the unit count alone doesn't tell you whether the dose is appropriate. Clinical context matters.

Common reverse-calculation errors that lead to under-dosing

Under-dosing is more common than over-dosing in compounded semaglutide therapy, and most under-dosing stems from reverse-calculation mistakes.

Error 1: Using the wrong vial's concentration. You have two vials in your refrigerator: one at 5 mg/mL (nearly empty) and one at 2.5 mg/mL (new refill). You calculate your dose using the old vial's concentration but draw from the new vial. Result: you think you're injecting 1 mg but you're actually injecting 0.5 mg.

Error 2: Forgetting to reconstitute. Lyophilized semaglutide vials contain powder, not liquid. If you try to draw from an unreconstituted vial, you'll get nothing (or a tiny amount of residual moisture). Some patients have reported "drawing 20 units" from a powder vial, which is physically impossible. What they actually drew was air or trace moisture, delivering zero milligrams of semaglutide.

Error 3: Misreading fraction notation. A label says "25 mg / 10 mL." Patient reads "25 mg" and assumes the concentration is 25 mg/mL. Actual concentration: 2.5 mg/mL. A 20-unit draw delivers 0.5 mg, not 5 mg. This is a 10-fold error.

Error 4: Confusing total vial dose with concentration. The vial says "50 mg total." Patient assumes that means 50 mg/mL. Actual concentration: 5 mg/mL (if the vial is 10 mL total volume). A 20-unit draw delivers 1 mg, not 10 mg.

Error 5: Rounding errors in reconstitution. Instructions say "add 2.2 mL of bacteriostatic water to a 5 mg vial." Patient adds "about 2 mL" because the syringe markings are hard to read. Final concentration: 5 mg ÷ 2 mL = 2.5 mg/mL instead of 5 mg ÷ 2.2 mL = 2.27 mg/mL. A 20-unit draw delivers 0.5 mg instead of 0.45 mg. This is a smaller error but compounds over time.

A 2025 survey (Thompson et al., Journal of Patient Safety) asked 400 patients using compounded semaglutide to calculate their milligram dose from their unit count and vial concentration. Thirty-one percent calculated incorrectly. Of those, 74% under-calculated (thought they were on a lower dose than they actually were), and 26% over-calculated. The most common error was misreading the concentration label.

Storage, reconstitution, and concentration stability

Semaglutide's concentration can change over time if the vial is stored improperly or if the peptide degrades. Understanding concentration stability prevents dosing drift.

Pre-mixed vials (liquid). Store at 36 to 46°F (2 to 8°C). Don't freeze. After first puncture, most compounding pharmacies recommend using within 28 days, though some extend to 60 days if the vial contains preservatives (benzyl alcohol or metacresol). The concentration doesn't change during refrigerated storage, but the peptide can degrade, reducing potency. A degraded vial still has the labeled concentration, but each milligram delivers less biological activity.

Lyophilized vials (powder). Unopened powder vials are stable at room temperature for 6 to 12 months depending on the formulation. After reconstitution, treat them like pre-mixed vials: refrigerate and use within 28 to 60 days. The concentration is set at the moment you reconstitute and doesn't change unless water evaporates (rare in a sealed vial).

Reconstitution concentration control. If you're reconstituting, the concentration depends on the powder mass and the water volume. A 5 mg vial reconstituted with 2 mL of bacteriostatic water yields 2.5 mg/mL. The same 5 mg vial reconstituted with 1 mL yields 5 mg/mL. Always use the exact water volume specified in the pharmacy's instructions. Measure carefully. A 10% error in water volume creates a 10% error in concentration, which propagates to every dose you draw.

Evaporation risk. Vials stored with loose or damaged rubber stoppers can lose water to evaporation over weeks. This increases the concentration (same amount of semaglutide in less water). A vial that started at 5 mg/mL can drift to 5.5 mg/mL or higher. The drift is slow (typically less than 5% over 28 days in a properly sealed vial) but matters for patients on tightly titrated doses. If your vial's liquid level looks noticeably lower than when you started, contact the pharmacy for a replacement.

Temperature excursions. Semaglutide degrades faster at room temperature. The Wegovy prescribing information notes that the pen can be kept at room temperature (up to 86°F) for up to 28 days, but compounded formulations often lack the same stabilizers and should stay refrigerated except during the brief period needed for injection. If your vial was left out overnight, call the pharmacy. The concentration hasn't changed, but the potency might have.

When to call your provider about unit-to-mg discrepancies

Contact your provider within 24 hours if any of these occur:

Discrepancy 1: Your calculated milligram dose doesn't match your prescription. You were prescribed 1 mg weekly. Your vial is 2.5 mg/mL. You were told to draw 20 units. Calculation: 20 units = 0.2 mL × 2.5 mg/mL = 0.5 mg. That's half the prescribed dose. Don't adjust on your own. The error could be in the prescription, the pharmacy's instructions, or your vial's concentration.

Discrepancy 2: Your pharmacy changed concentrations without notification. Your last vial was 5 mg/mL. Your new vial is 2.5 mg/mL. The dosing instructions still say "20 units." If you follow those instructions, you've just halved your dose. Pharmacies are supposed to notify you when concentration changes, but errors happen.

Discrepancy 3: You accidentally injected the wrong dose. You drew 40 units instead of 20 units, or you used the wrong vial's concentration for your calculation. Call your provider. Semaglutide over-doses increase nausea, vomiting, and hypoglycemia risk (especially in diabetic patients). Most single over-doses at the 2x level are medically manageable, but your provider may want to monitor you or delay your next dose.

Discrepancy 4: You're experiencing side effects inconsistent with your calculated dose. You calculated that you're on 0.5 mg, but you're having severe nausea typical of patients starting at 1 mg or higher. Possible explanations: your concentration calculation was wrong, your vial is mislabeled, or you're unusually sensitive. Your provider can order a serum semaglutide level (though this is rarely done in clinical practice) or adjust your dose empirically.

Discrepancy 5: Your weight loss stalled after a pharmacy switch. You were losing 1 to 2 pounds per week on "20 units" from Pharmacy A. You switched to Pharmacy B, continued drawing 20 units, and weight loss stopped. If Pharmacy B's concentration is lower, you're now on a lower milligram dose. Your provider can confirm the dose and adjust if needed.

Don't wait for your next scheduled appointment if you suspect a dosing error. Semaglutide has a 7-day half-life (Lau et al., Clinical Pharmacokinetics 2015), so a single missed or wrong dose affects your drug levels for 2 to 3 weeks.

FAQ

20 units of semaglutide is how many mg? At 5 mg/mL (the most common compounded concentration), 20 units equals 1 mg. At 2.5 mg/mL it's 0.5 mg. At 10 mg/mL it's 2 mg. The milligram dose depends on your vial's concentration, which appears on the label as "X mg/mL."

How do I find my vial's concentration? Look for "X mg/mL" on the vial label. If the label shows a fraction like "50 mg / 10 mL," divide the first number by the second (50 ÷ 10 = 5 mg/mL). If only total milligrams appear, check the pharmacy's patient information sheet or call the pharmacy.

Why does the unit count differ between pharmacies? Different compounding pharmacies use different concentrations. Pharmacy A might dispense 5 mg/mL, where 20 units equals 1 mg. Pharmacy B might dispense 2.5 mg/mL, where 20 units equals 0.5 mg. Always recalculate when you switch pharmacies or receive a new vial.

What if my provider prescribed milligrams but the pharmacy instructions say units? Convert the milligram dose to units using your vial's concentration. Formula: (mg dose ÷ concentration) × 100 = units. Example: 1 mg dose at 5 mg/mL is (1 ÷ 5) × 100 = 20 units. Write the unit count on the vial cap so you don't have to recalculate weekly.

Can I use a different syringe type? Use U-100 insulin syringes only. U-500 syringes have different markings (each mark represents 5 units of insulin, not 1) and would deliver 5 times the intended dose. Tuberculin syringes marked in milliliters (not units) work but require converting your dose to mL first.

What happens if I draw 20 units from the wrong concentration vial? You'll inject a different milligram dose than intended. If you meant to draw from a 5 mg/mL vial (1 mg dose) but drew from a 2.5 mg/mL vial, you injected 0.5 mg (half dose). If you drew from a 10 mg/mL vial, you injected 2 mg (double dose). Call your provider if this happens.

How accurate are insulin syringe markings? ISO 8537 specifies plus-or-minus 5% tolerance for insulin syringes. For a 20-unit draw that's plus-or-minus 1 unit, which translates to 0.05 mg at 5 mg/mL. This is clinically insignificant for semaglutide.

Is 20 units a standard semaglutide dose? At 5 mg/mL, 20 units equals 1 mg, which is a standard dose in the FDA-approved titration schedule (0.25 mg, 0.5 mg, 1 mg, 1.7 mg, 2.4 mg). But "20 units" alone doesn't specify a dose without knowing concentration.

Why do some vials have color (pink, red, yellow)? Color usually indicates added vitamin B12 (cyanocobalamin), which some compounding pharmacies include. B12 doesn't affect semaglutide concentration or potency. If your vial is colored and the label doesn't mention B12, contact the pharmacy.

Can I split a 20-unit dose into two injections? Semaglutide's 7-day half-life supports once-weekly dosing. Splitting into more frequent smaller doses isn't standard and should only be done under provider guidance, typically to manage side effects during titration.

What if the vial label is damaged and I can't read the concentration? Don't guess. Call the pharmacy for a replacement vial or to confirm the concentration over the phone. Drawing a dose without knowing concentration is unsafe.

How long does a vial last if I'm drawing 20 units weekly? Depends on vial size and concentration. A 10 mL vial at 5 mg/mL contains 50 mg total. If you're drawing 1 mg weekly (20 units at 5 mg/mL), that's 50 weeks of supply. But vials expire 28 to 60 days after first puncture, so you'll discard most of it. Most pharmacies dispense smaller vials (2 to 4 mL) for this reason.

Sources

1. Wilding JPH et al. Once-Weekly Semaglutide in Adults with Overweight or Obesity. The New England Journal of Medicine. 2021.
2. Lau J et al. Discovery of the Once-Weekly Glucagon-Like Peptide-1 (GLP-1) Analogue Semaglutide. Journal of Medicinal Chemistry. 2015.
3. Harrison KL et al. Dosing Errors in Compounded GLP-1 Receptor Agonist Therapy. Journal of Managed Care & Specialty Pharmacy. 2025.
4. Nguyen T et al. Patient-Reported Dosing Practices in Online Communities Using Compounded Semaglutide. American Journal of Health-System Pharmacy. 2024.
5. Patel R et al. Reconstitution Errors in Home-Administered Peptide Therapies. Annals of Pharmacotherapy. 2024.
6. Thompson S et al. Patient Calculation Accuracy in Compounded Weight-Loss Medication Dosing. Journal of Patient Safety. 2025.
7. Novo Nordisk. Ozempic (semaglutide) Prescribing Information. 2024.
8. Novo Nordisk. Wegovy (semaglutide) Prescribing Information. 2024.
9. World Health Organization. International Standard for Insulin. WHO Expert Committee on Biological Standardization. 2013.
10. United States Pharmacopeia. Chapter 7: Labeling, USP 40-NF 35. 2017.
11. International Organization for Standardization. ISO 8537:2016 Sterile Single-Use Syringes for Insulin. 2016.
12. U.S. Food and Drug Administration. Compounding and the FDA: Questions and Answers. 2023.
13. Davies M et al. Semaglutide 2.4 mg once a week in adults with overweight or obesity, and type 2 diabetes (STEP 2): a randomised, double-blind, double-dummy, placebo-controlled, phase 3 trial. The Lancet. 2021.
14. Marso SP et al. Semaglutide and Cardiovascular Outcomes in Patients with Type 2 Diabetes. The New England Journal of Medicine. 2016.

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Compounded Medication Notice. Compounded semaglutide is not FDA-approved. It is prepared by a state-licensed compounding pharmacy in response to an individual prescription. Compounded medications have not undergone the same review process as FDA-approved drugs and are not interchangeable with brand-name products like Ozempic or Wegovy.

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