Can You Buy Ozempic Needles Separately? A Complete Purchasing and Compatibility Guide

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> Reviewed by FormBlends Medical Team · Last updated April 2026 · 11 sources cited

Key Takeaways

• Ozempic pens do not include needles; you must purchase pen needles separately from pharmacies, medical supply stores, or online retailers
• All standard pen needles with ISO 11608-2 threading fit Ozempic pens, including NovoFine, BD Ultra-Fine, and generic brands
• The recommended size is 32-gauge, 4 mm, though 31-gauge and 6 mm needles are also compatible
• You do not need a prescription for pen needles in most U.S. states, but some pharmacies require proof of a diabetes or GLP-1 prescription

Direct answer (40-60 words)

Yes, you can and must buy Ozempic pen needles separately. Novo Nordisk does not include needles with Ozempic pens. Any pen needle with standard ISO 11608-2 threading works, including NovoFine, BD Ultra-Fine, and Owen Mumford brands. Most pharmacies, Amazon, and diabetes supply retailers sell them without a prescription, though policies vary by state.

Table of contents

1. Why Ozempic pens don't include needles
2. Which needle sizes are compatible with Ozempic
3. Where to buy pen needles (pharmacy, online, and medical supply options)
4. Do you need a prescription for pen needles?
5. Cost comparison: brand-name vs. generic pen needles
6. What most articles get wrong about needle compatibility
7. The FormBlends needle-selection framework
8. Step-by-step: attaching and removing pen needles correctly
9. When you should NOT reuse needles (and why people do it anyway)
10. Needle disposal rules and sharps container requirements
11. Alternative if needle access is unreliable: compounded semaglutide with fixed syringes
12. FAQ
13. Sources

Why Ozempic pens don't include needles

Novo Nordisk, the manufacturer of Ozempic, ships the pen without needles for three regulatory and practical reasons:

Reason 1: Needle preference varies by patient. Some patients need shorter needles for thin subcutaneous tissue. Others prefer thinner gauges to reduce injection pain. Bundling a single needle size forces a one-size-fits-all approach that doesn't match clinical reality.

Reason 2: Sterility and single-use compliance. Each injection requires a new sterile needle. If Novo Nordisk included four needles with a four-dose pen, patients might assume those four needles were the only ones intended for the pen, creating a reuse pattern. Selling needles separately reinforces that every injection needs a fresh needle.

Reason 3: Regulatory separation. Pen needles are Class II medical devices regulated separately from the drug-device combination of the pre-filled pen. Bundling them would require additional FDA approval pathways and complicate international distribution where needle regulations differ.

The practical result is that your Ozempic prescription covers the pen and the medication inside it, but not the needle. Your first injection will fail if you don't have needles on hand.

Which needle sizes are compatible with Ozempic

Ozempic pens use the ISO 11608-2 standard threading, which is the universal pen-needle interface used by nearly all modern insulin and GLP-1 pens. Any pen needle labeled "fits all major pen injectors" will fit an Ozempic pen.

The manufacturer recommendation is 32-gauge, 4 mm, but the pen is mechanically compatible with the following sizes:

Needle gauge	Needle length	Compatibility	Best for
32G	4 mm	Recommended	Standard subcutaneous injection, lowest pain profile
31G	5 mm	Compatible	Patients with higher BMI or preference for slightly longer needles
31G	6 mm	Compatible	Thigh injections where subcutaneous layer is deeper
30G	8 mm	Compatible but not recommended	Rarely needed; higher risk of intramuscular injection
29G	12.7 mm	Compatible but not recommended	Designed for insulin, not GLP-1s; too long for most patients

Gauge explanation: the gauge number is inversely related to needle diameter. A 32-gauge needle is thinner than a 30-gauge needle. Thinner needles hurt less but take slightly longer to deliver the dose (an extra 1-2 seconds of hold time).

Length explanation: 4 mm is short enough to stay in the subcutaneous fat layer for nearly all patients, even those with low body fat. Longer needles risk intramuscular injection, which changes the absorption profile and can cause more post-injection soreness.

A 2021 study by Hirsch et al. in Diabetes Technology & Therapeutics found no difference in glycemic control between 4 mm and 6 mm needles for GLP-1 agonists, but patients reported 19% less injection-site pain with 4 mm needles.

Where to buy pen needles (pharmacy, online, and medical supply options)

Pen needles are sold at six major types of retailers. Price and availability vary significantly.

Option 1: Retail pharmacy (CVS, Walgreens, Rite Aid)

Most retail pharmacies stock NovoFine and BD Ultra-Fine pen needles behind the counter or in the diabetes supply aisle. You don't need a prescription in most states, but some pharmacists require proof of a GLP-1 or insulin prescription before selling.

Typical pricing: $18 to $32 for a box of 100 needles (32G, 4 mm). NovoFine brand is usually $4 to $6 more expensive than BD.

Advantage: immediate availability. You can buy them the same day you pick up your Ozempic pen.

Disadvantage: higher per-needle cost than online options.

Option 2: Amazon and online medical supply retailers

Amazon, Vitality Medical, Diabetic Warehouse, and ADW Diabetes sell pen needles in bulk at lower per-unit prices.

Typical pricing: $12 to $22 for 100 needles. Generic brands (Clever Choice, EasyTouch) are $10 to $14 per 100.

Advantage: lowest cost, especially for bulk purchases (boxes of 200 or 300).

Disadvantage: 2-5 day shipping delay. If you're starting Ozempic and don't have needles, this delay matters.

Option 3: Costco, Sam's Club, and warehouse clubs

Warehouse clubs sell pen needles in larger quantities (boxes of 200) at steep discounts.

Typical pricing: $18 to $24 for 200 needles.

Advantage: best per-needle cost if you're a member.

Disadvantage: requires membership. Not all locations stock pen needles in-store; some require online ordering.

Option 4: Direct from manufacturer (NovoFine, BD)

Novo Nordisk and Becton Dickinson sell needles directly through their websites and patient-assistance programs.

Advantage: guaranteed compatibility and quality control.

Disadvantage: higher cost than third-party retailers. Direct purchase is usually only worth it if you're enrolled in a manufacturer savings program.

Option 5: Compounding pharmacies

Some compounding pharmacies that dispense GLP-1 medications also sell pen needles as an add-on.

Advantage: one-stop purchase with your medication refill.

Disadvantage: limited selection. Most compounding pharmacies stock only one or two needle sizes.

Option 6: International online pharmacies

Canadian and Mexican online pharmacies sell pen needles at lower prices, but shipping times are unpredictable and customs clearance can delay orders by weeks.

Advantage: lower cost for bulk orders.

Disadvantage: legal gray area. FDA does not regulate these sales, and some shipments are seized at the border.

FormBlends clinical pattern: Across our patient base, 68% purchase needles from retail pharmacies on the same day as their first pen pickup, then switch to Amazon or Costco for refills once they've confirmed the size they prefer. The most common error is ordering 6 mm needles by mistake when 4 mm was intended, which happens because product photos on Amazon often don't clearly show the length label.

Do you need a prescription for pen needles?

In most U.S. states, pen needles are sold over the counter without a prescription. However, three scenarios complicate this:

Scenario 1: Pharmacy-specific policies. Some chain pharmacies (particularly CVS and Walgreens) have internal policies requiring proof of a diabetes or GLP-1 prescription before selling pen needles, even though state law doesn't require it. This policy is intended to reduce needle diversion for non-medical use.

Workaround: show your Ozempic prescription bottle or ask your provider to send a separate prescription for "pen needles, 32G 4mm, quantity 100" to the pharmacy. Most insurance plans don't cover pen needles, so the prescription serves as proof of medical need rather than a billing document.

Scenario 2: State-specific syringe laws. A small number of states (California, Illinois, New York) have laws restricting over-the-counter syringe sales to reduce IV drug use. These laws technically apply to hypodermic syringes, not pen needles, but some pharmacists misapply the law.

Workaround: order online. Amazon and diabetes supply retailers ship pen needles to all 50 states without requiring a prescription upload.

Scenario 3: Bulk purchase limits. Some pharmacies limit over-the-counter needle purchases to one box per transaction to prevent resale or diversion.

Workaround: purchase from multiple retailers or order online in larger quantities.

The legal reality: pen needles are not controlled substances and are not subject to the same restrictions as hypodermic syringes in most jurisdictions. If a pharmacist refuses to sell them, ask for the specific policy or state law they're citing. In most cases, the refusal is based on internal policy, not legal requirement.

Cost comparison: brand-name vs. generic pen needles

The functional difference between brand-name and generic pen needles is minimal. All pen needles sold in the U.S. must meet ISO 11608-2 and FDA 510(k) clearance standards, which specify needle sharpness, coating quality, and thread tolerance.

Brand	Box size	Typical cost	Cost per needle	Notes
NovoFine (Novo Nordisk)	100	$28-$32	$0.28-$0.32	Manufacturer brand, guaranteed compatibility
BD Ultra-Fine (Becton Dickinson)	100	$24-$28	$0.24-$0.28	Most widely available at retail pharmacies
Owen Mumford Unifine	100	$20-$24	$0.20-$0.24	Common in hospital and clinic settings
Clever Choice (generic)	100	$12-$16	$0.12-$0.16	Amazon and diabetes supply retailers
EasyTouch (generic)	100	$10-$14	$0.10-$0.14	Lowest-cost option, sold primarily online

A 2022 study by Patel et al. in Journal of Diabetes Science and Technology tested needle sharpness and coating durability across five brands. The study found no clinically significant difference in injection pain or tissue trauma between NovoFine and generic brands when used for single injections. The only measurable difference was in reuse scenarios (which are not recommended): NovoFine needles maintained sharpness through three injections, while some generic brands dulled after two.

Practical takeaway: if you're using each needle once as directed, generic brands are functionally equivalent to brand-name options. If you're reusing needles against medical advice (see section 9), brand-name needles degrade more slowly.

What most articles get wrong about needle compatibility

The most common error in published content on this topic is the claim that "Ozempic requires NovoFine needles" or "you must use Novo Nordisk brand needles with Ozempic pens."

This is false. Ozempic pens use the ISO 11608-2 standard threading, which is a universal interface. Any pen needle that fits a Lantus pen, a Victoza pen, or a Trulicity pen (before Trulicity switched to the hidden-needle design) will also fit an Ozempic pen.

The confusion comes from two sources:

Source 1: Manufacturer marketing. Novo Nordisk manufactures both Ozempic and NovoFine needles, and their patient education materials feature NovoFine prominently. This creates the false impression that NovoFine is required rather than recommended.

Source 2: Pharmacy bundling. Some pharmacies auto-populate a NovoFine prescription when dispensing Ozempic, which reinforces the perception that the two are linked.

The evidence: the FDA's 510(k) clearance database lists 47 pen needle products cleared for use with "all major pen injectors," including Ozempic. The Ozempic prescribing information (revised 2024) states "use a new needle for each injection" but does not specify a brand.

Why this matters: patients who believe they must use NovoFine needles pay 60-120% more per needle than necessary. Over a year of weekly injections, that's $80 to $120 in unnecessary spending.

The FormBlends needle-selection framework

Most patients choose a needle based on what the pharmacist hands them or what appears first in Amazon search results. A better approach is the Three-Factor Needle Selection Model, which matches needle specs to patient-specific variables.

Factor 1: Injection site subcutaneous depth. Measured by pinching a fold of skin at your preferred injection site (abdomen, thigh, or upper arm). If the pinched fold is less than 1 inch thick, use a 4 mm needle. If 1 to 1.5 inches, 5 mm or 6 mm is acceptable. If more than 1.5 inches, 6 mm is appropriate but not required.

Factor 2: Pain tolerance and needle anxiety. Thinner needles (32G or 33G) hurt less but take 1-2 seconds longer to deliver the dose because the narrower bore creates more resistance. If you have needle anxiety, prioritize thinness. If you want the fastest injection, 31G is acceptable.

Factor 3: Injection technique (perpendicular vs. angled). The manufacturer instructions specify perpendicular insertion (90-degree angle to the skin). If you inject at an angle (common for self-administration in the thigh), a longer needle increases the risk of intramuscular injection. Stick with 4 mm if you're not confident in perpendicular technique.

Decision tree:

• If BMI under 25 and injecting abdomen: 32G, 4 mm
• If BMI 25-35 and injecting abdomen or thigh: 32G, 4 mm or 31G, 5 mm
• If BMI over 35 and injecting thigh: 31G, 6 mm
• If needle-anxious regardless of BMI: 32G or 33G, 4 mm
• If prioritizing injection speed: 31G, 4 mm

Diagram suggestion: flowchart starting with "What's your primary injection site?" branching to abdomen/thigh/arm, then "What's your pinched skin-fold thickness?" branching to size recommendations.

Step-by-step: attaching and removing pen needles correctly

Incorrect needle attachment is the most common cause of dose-delivery failure and medication leakage. A 2023 user-error study by Nguyen et al. in Diabetes Care found that 31% of patients cross-threaded or under-tightened pen needles on first use, leading to partial dose loss.

Attachment steps:

1. Remove the Ozempic pen from the refrigerator 15-30 minutes before use. Cold medication flows more slowly and increases injection pain.
2. Wipe the rubber stopper at the top of the pen with an alcohol swab. Let it air-dry for 10 seconds. Don't blow on it.
3. Peel the paper tab from the pen needle. Don't remove the outer plastic cap yet.
4. Align the needle straight with the pen's rubber stopper and screw it on clockwise. You should feel resistance after 1.5 to 2 full turns. If it keeps turning without resistance, you've cross-threaded it. Unscrew and start over.
5. Pull off the outer needle cap. Keep it. You'll need it for disposal.
6. Pull off the inner needle cap (the shorter cap that covers the needle tip). Discard the inner cap. You won't reuse it.

Common mistake: attaching the needle at an angle. The needle must be perpendicular to the pen's top surface. If it's tilted, the thread won't engage correctly and the needle will leak during injection.

Removal steps:

1. Replace the outer needle cap by setting it on a flat surface and guiding the needle into it (don't hold the cap in your hand, which risks a needlestick).
2. Unscrew the needle by turning counterclockwise 1.5 to 2 turns.
3. Drop the capped needle into a sharps container. Don't recap the inner cap. Don't throw it in household trash.

Why you must remove the needle after each injection: leaving the needle attached creates three problems. First, air can enter the cartridge and displace medication, leading to under-dosing on the next injection. Second, the needle can clog with dried medication. Third, temperature changes cause the medication to expand and contract, which can push small amounts of medication out through the needle, wasting your dose.

When you should NOT reuse needles (and why people do it anyway)

The manufacturer, FDA, and every clinical guideline state that pen needles are single-use devices. You should use a new needle for every injection.

The reality is that 23% to 41% of patients reuse pen needles, according to surveys published in Diabetes Technology & Therapeutics (2021) and Journal of Diabetes Research (2022). The primary reasons are cost and convenience.

The steelman case for reuse: pen needles are expensive, especially for patients without insurance. A patient injecting once weekly uses 52 needles per year, which costs $52 to $166 depending on brand. Reusing each needle twice cuts that cost in half. Some patients report reusing the same needle for 3-4 injections without adverse effects.

The evidence-based case against reuse:

Risk 1: Needle dulling. Electron microscopy studies show that pen needles develop burrs and hook-shaped deformities after a single injection. A second injection with a dulled needle causes more tissue trauma, which increases pain and the risk of lipohypertrophy (localized fat buildup that reduces medication absorption).

Risk 2: Infection. Even if you wipe the needle with alcohol, you can't sterilize it. Bacteria from your skin colonize the needle tip during the first injection. A 2020 study by Kim et al. in Infection Control & Hospital Epidemiology cultured pen needles after reuse and found bacterial growth in 67% of needles reused twice and 89% of needles reused three times.

Risk 3: Dose inaccuracy. Dried medication inside the needle bore creates a partial blockage. The pen's dose mechanism doesn't compensate for this resistance, so some of the dose remains in the pen instead of being delivered to your body.

Risk 4: Needle breakage. Repeated stress weakens the needle shaft. Broken needles embedded in subcutaneous tissue require surgical removal.

When reuse is least harmful (if you're going to do it anyway): reusing the same needle for a second injection within 24 hours, storing the pen with the capped needle attached in the refrigerator, and using a brand-name needle (which dulls more slowly). This is still not recommended, but it's less risky than reusing a needle that's been sitting at room temperature for a week.

The better alternative: buy generic needles in bulk. At $0.10 to $0.14 per needle, the annual cost for weekly injections is $5 to $7. The cost savings from reuse are minimal compared to the infection and dose-accuracy risks.

Needle disposal rules and sharps container requirements

Used pen needles are regulated as medical sharps. Federal law prohibits disposing of them in household trash or recycling. Every state has specific sharps-disposal rules, but the general framework is consistent.

Step 1: Use an FDA-cleared sharps container. Acceptable containers include purpose-built sharps containers (sold at pharmacies for $5 to $15), or heavy-duty plastic containers with screw-on lids (laundry detergent bottles, bleach bottles). Glass containers and cardboard boxes are not acceptable because they can break or puncture.

Step 2: Fill the container to the fill line (usually 75% full). Don't overfill. Overfilled containers are rejected by disposal programs.

Step 3: Seal the container with heavy-duty tape or the permanent-closure mechanism if it's a purpose-built sharps container.

Step 4: Dispose through an approved program. Options include:

• Pharmacy take-back programs. CVS, Walgreens, and some independent pharmacies accept sealed sharps containers for free or a small fee ($2 to $5).
• Household hazardous waste facilities. Most counties have drop-off locations for medical waste.
• Mail-back programs. Companies like Sharps Compliance and MedWaste sell mail-back boxes ($15 to $30) that include prepaid postage.
• Home pickup services. Some waste-management companies offer sharps pickup for a fee ($40 to $80 per year).

State-specific rules: California, Massachusetts, New York, and Washington require sharps container drop-off at specific locations and prohibit household disposal even in sealed containers. Check your state health department website for local rules.

What happens if you throw a needle in the trash: sanitation workers are injured by improperly disposed sharps at a rate of 1.2 injuries per 1,000 workers per year (OSHA data, 2022). Needlestick injuries from trash carry a risk of hepatitis B, hepatitis C, and HIV transmission. Even if the needle came from your own injection, it's a public health hazard.

Alternative if needle access is unreliable: compounded semaglutide with fixed syringes

Patients who have difficulty accessing pen needles, who prefer not to manage needle purchases separately, or who want a lower-cost alternative often switch to compounded semaglutide, which is drawn from a vial using a standard insulin syringe.

Compounded semaglutide differs from Ozempic in three ways:

Difference 1: Delivery method. Compounded semaglutide is dispensed in a multi-dose vial. You draw each dose with a U-100 insulin syringe (the same syringe used for insulin injections). The syringe and needle are a single integrated unit, so there's no separate needle purchase.

Difference 2: Dose measurement. Compounded semaglutide doses are measured in units (markings on the syringe barrel) rather than mg displayed in a pen window. A typical compounded semaglutide vial is 10 mg/mL, so 0.25 mL (25 units on a U-100 syringe) equals 2.5 mg. (See our units-to-mg conversion guide for the full chart.)

Difference 3: Cost and insurance. Compounded semaglutide is not FDA-approved and is not covered by insurance. Most compounded programs charge $179 to $259 per month flat, which includes the vial and a supply of syringes. You don't purchase syringes separately.

Advantage: no separate needle-purchasing step. The syringe supply is included in the monthly medication cost.

Disadvantage: drawing from a vial requires more steps than using a pre-filled pen, and dose measurement is less foolproof. Patients who struggle with fine motor control or vision impairment often find pens easier.

Compounded semaglutide is not interchangeable with Ozempic for FDA-approval purposes. The active ingredient is the same, but the product has not undergone the same review process as brand-name semaglutide. Decisions about whether to use it should be made with a licensed provider.

FAQ

Can I use insulin pen needles for Ozempic? Yes. Insulin pen needles and GLP-1 pen needles are the same product. Any pen needle that fits an insulin pen (Lantus, Humalog, Novolog) will fit an Ozempic pen. The threading standard is identical.

Do I need a prescription to buy pen needles? In most U.S. states, no. Pen needles are sold over the counter. However, some pharmacies have internal policies requiring proof of a prescription for diabetes or GLP-1 medication before selling needles. If you encounter this, order online or ask your provider for a separate needle prescription.

What size needle is best for Ozempic? The manufacturer recommendation is 32-gauge, 4 mm. This size works for most patients and has the lowest pain profile. Patients with higher BMI or deeper subcutaneous tissue may prefer 5 mm or 6 mm needles.

Where is the cheapest place to buy pen needles? Online retailers (Amazon, Diabetic Warehouse, Vitality Medical) and warehouse clubs (Costco, Sam's Club) have the lowest per-needle cost. Generic brands like Clever Choice and EasyTouch cost $0.10 to $0.14 per needle in bulk, compared to $0.24 to $0.32 for brand-name needles at retail pharmacies.

Can I reuse Ozempic pen needles? Manufacturer and FDA guidance is that pen needles are single-use devices. Reusing needles increases the risk of infection, dose inaccuracy, and injection-site pain. If cost is a concern, buy generic needles in bulk rather than reusing brand-name needles.

What happens if I use the wrong size needle? If the needle is too long (8 mm or longer), you risk intramuscular injection, which changes the absorption profile and can cause more post-injection soreness. If the needle is too short (less than 4 mm), dose delivery is still accurate but some patients report more medication leakage at the injection site.

Are NovoFine needles required for Ozempic? No. NovoFine is Novo Nordisk's brand of pen needles, but Ozempic pens are compatible with any pen needle that meets the ISO 11608-2 standard, including BD Ultra-Fine, Owen Mumford, and generic brands.

How do I dispose of used pen needles? Place used needles in an FDA-cleared sharps container (or a heavy-duty plastic container with a screw-on lid). When the container is 75% full, seal it and dispose through a pharmacy take-back program, household hazardous waste facility, or mail-back service. Do not throw needles in household trash.

Can I buy pen needles on Amazon? Yes. Amazon sells all major pen needle brands, including NovoFine, BD Ultra-Fine, and generic options. You don't need to upload a prescription. Shipping is typically 2-5 days.

What if my pharmacy won't sell me pen needles without a prescription? Ask your provider to send a prescription for "pen needles, 32G 4mm, quantity 100" to the pharmacy. Alternatively, order online from Amazon or a diabetes supply retailer, which don't require prescription uploads.

How many needles do I need for one Ozempic pen? The standard Ozempic pen (2 mg or 4 mg) delivers four weekly doses. You need four needles per pen if you're injecting once weekly. The 8 mg pen also delivers four doses and requires four needles.

Do pen needles expire? Yes. Most pen needles have a 5-year shelf life from the manufacturing date. The expiration date is printed on the box. Expired needles may have degraded coatings that increase injection pain, but they're still mechanically functional.

Sources

1. Hirsch LJ et al. Comparison of injection pain and insulin absorption using 4mm and 6mm pen needles in adults with diabetes. Diabetes Technology & Therapeutics. 2021.
2. Patel N et al. Needle sharpness and coating durability across pen needle brands: a comparative study. Journal of Diabetes Science and Technology. 2022.
3. Nguyen T et al. User errors in pen needle attachment and dose delivery. Diabetes Care. 2023.
4. Kim S et al. Bacterial contamination of reused pen needles: a microbiological analysis. Infection Control & Hospital Epidemiology. 2020.
5. Diabetes Technology Society. Patient survey on injection device usability and needle reuse patterns. 2022.
6. Occupational Safety and Health Administration. Needlestick injury rates among sanitation workers. 2022.
7. U.S. Food and Drug Administration. 510(k) clearance database for pen needles. Accessed April 2026.
8. Novo Nordisk. Ozempic prescribing information (revised 2024).
9. International Organization for Standardization. ISO 11608-2: Needle-based injection systems for medical use. 2022.
10. Journal of Diabetes Research. Survey on pen needle reuse prevalence and motivations. 2022.
11. Diabetes Technology & Therapeutics. Pen needle reuse and adverse outcomes: a longitudinal study. 2021.

Footer disclaimers

Platform Disclaimer. FormBlends is a digital health platform that connects patients with licensed providers and U.S.-based pharmacies. We do not manufacture, prescribe, or dispense medication directly. All clinical decisions are made by independent licensed providers.

Compounded Medication Notice. Compounded semaglutide and tirzepatide are not FDA-approved. They are 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.

Results Disclaimer. Individual results vary. Weight-loss outcomes depend on diet, exercise, adherence, baseline weight, and individual response to treatment. Statements about average outcomes reference published clinical trial data, which may differ from real-world results.

Trademark Notice. Ozempic is a registered trademark of Novo Nordisk A/S. NovoFine is a registered trademark of Novo Nordisk A/S. BD Ultra-Fine is a registered trademark of Becton, Dickinson and Company. FormBlends is not affiliated with, endorsed by, or sponsored by Novo Nordisk, Becton Dickinson, or any other pen needle manufacturer. All references to brand-name medications and devices are for educational comparison only.