Tirosint Cost in North Carolina 2026: Cash Price, Insurance, Medicaid, and Compounded Alternatives

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At a glance

  • Cash list price / ~$230/month at NC retail pharmacies in 2026
  • NC Medicaid coverage / Not covered for hypothyroidism (standard or malabsorption variants)
  • IBSA savings card copay / As low as $0, $25/month for commercially insured patients
  • Compounding legality / Legal via NC-licensed 503A pharmacies for patient-specific Rx
  • Telehealth prescribing / Permitted in North Carolina
  • Dose forms available / Oral gel capsule (Tirosint) and liquid solution (Tirosint-SOL)
  • Typical dosing frequency / Once daily, same time each morning, 30 to 60 min before food
  • Active ingredient / Levothyroxine sodium (synthetic T4)
  • FDA approval status / Approved; NDA 201949 (gel capsule) and NDA 204384 (solution)
  • Compounded cost estimate / Varies by pharmacy; often $30, $80/month at 503A compounders

What Is Tirosint and Why Does the Formulation Matter?

Tirosint is a brand-name levothyroxine sodium gel capsule manufactured by IBSA Pharma. It contains no dyes, gluten, lactose, or alcohol, making it a preferred option for patients who absorb standard tablets inconsistently. For most people with hypothyroidism, generic levothyroxine tablets costing $10, $30 per month work well. However, absorption of tablet-form levothyroxine is affected by gastric pH, co-administered medications, and gastrointestinal conditions including celiac disease, atrophic gastritis, and Helicobacter pylori infection [1].

Vita et al. (Endocrine, 2014, N=33) found that switching tablet-treated hypothyroid patients with impaired gastric acid secretion to a liquid levothyroxine formulation normalized TSH in all 33 participants, whereas tablet therapy had failed to achieve euthyroidism in that same group [2]. That study is one of the most frequently cited arguments for liquid or gel-cap levothyroxine in malabsorbers. The FDA approved Tirosint gel capsules under NDA 201949 and the liquid formulation (Tirosint-SOL) under NDA 204384 [3].

The American Thyroid Association's 2014 guidelines state that "in patients with persistently elevated TSH levels despite adequate doses of levothyroxine tablet formulations, a trial of liquid or gel-cap levothyroxine is a reasonable clinical approach" [4]. That recommendation sits behind much of the prescribing activity for Tirosint across the country, including in North Carolina.

Bioavailability data from comparative pharmacokinetic studies submitted to the FDA show that the Tirosint gel capsule delivers levothyroxine with an oral bioavailability of approximately 80 to 90%, compared with 60 to 80% for standard tablets under fasting conditions [3]. Even a modest 10-percentage-point difference in absorption can shift a patient's steady-state TSH by a full mU/L or more, which matters clinically for patients already near the upper limit of the reference range.

Tirosint Cash Price in North Carolina in 2026

The manufacturer list price for Tirosint is approximately $230 per month across North Carolina retail pharmacies in 2026. That figure applies to a 30-day supply of gel capsules at standard doses (25 mcg through 150 mcg). The price does not vary meaningfully by dose strength at major NC chains such as CVS, Walgreens, Publix, and Harris Teeter.

GoodRx and similar coupon platforms list Tirosint at $180, $240 per 30-day supply depending on the specific pharmacy location and coupon applied. These coupons are non-insurance discounts and cannot be combined with Medicaid or Medicare Part D. Patients paying entirely out of pocket should price-check at least three NC pharmacies before filling, because negotiated coupon rates differ by ZIP code.

A 90-day supply (where permitted by the prescriber) may reduce per-unit cost by 5 to 10% at some pharmacy chains, though prior authorization requirements can slow the first fill. For patients on a fixed dose who have already established tolerability, a 90-day fill is worth requesting [5].

Generic levothyroxine tablets remain the most cost-effective thyroid replacement option for most NC patients, with cash prices of $10, $28 per month at major chains. The FDA considers approved generic levothyroxine tablets therapeutically equivalent to Tirosint for the general hypothyroid population [6]. Switching between formulations should always involve TSH re-testing at 6 to 8 weeks, as the Endocrine Society's clinical practice guidelines recommend [7].

Does North Carolina Medicaid Cover Tirosint?

North Carolina Medicaid does not cover Tirosint for hypothyroidism, including malabsorption variants, as of 2026. The NC Medicaid preferred drug list (PDL) includes generic levothyroxine tablets as the preferred thyroid hormone replacement agent. Tirosint is classified as non-preferred and requires prior authorization that is routinely denied for standard hypothyroidism diagnoses.

The only pathway through which a specialty brand-name thyroid agent has been approved in some state Medicaid programs is documentation of a true malabsorption disorder with objective laboratory evidence of persistent TSH elevation despite adequate tablet doses and corrected adherence. Even with that documentation, NC Medicaid's pharmacy benefit does not list Tirosint as a covered alternative, and appeal success rates are low based on published state PDL updates [8].

NC Health Choice, the state's CHIP program for children, follows the same PDL and does not separately cover Tirosint. NC Medicaid beneficiaries who clinically require a gel-cap or liquid levothyroxine formulation may need to pursue compounded levothyroxine through a 503A pharmacy (see below) or seek manufacturer assistance programs.

Patients enrolled in NC Medicaid Managed Care plans (run by AmeriHealth Caritas, Healthy Blue, Partners Health Management, Trillium, and UnitedHealthcare Community Plan) should contact their plan's pharmacy benefits line directly, as individual managed care organization formularies can occasionally differ from the base state PDL. However, no NC Medicaid MCO has publicly listed Tirosint as a covered product for hypothyroidism in 2025 or 2026 [8].

Which Commercial Insurance Plans Cover Tirosint in North Carolina?

Commercial insurance coverage for Tirosint in North Carolina varies substantially by plan and tier placement. Blue Cross NC, Aetna, Cigna, UnitedHealthcare, and Humana all maintain formularies that may place Tirosint on Tier 3 (preferred brand) or Tier 4 (non-preferred brand), with copays ranging from $45 to $120 per 30-day fill before any manufacturer savings card is applied.

A prior authorization is required by most NC commercial plans before Tirosint is dispensed. Standard PA criteria across major insurers typically require [9]:

  • Documented diagnosis of hypothyroidism (ICD-10 E03.9 or a related code)
  • Evidence of inadequate TSH control on at least one generic levothyroxine tablet formulation at a therapeutic dose
  • Prescriber attestation of a clinical reason for gel-cap or liquid formulation (malabsorption, GI disorder, dye allergy, or intolerance)

Blue Cross NC's 2026 formulary lists Tirosint as Tier 3 on its Blue Options and Blue Select plans, meaning a standard copay of roughly $60, $80 per fill applies after the deductible is met. Employer-sponsored self-funded plans may apply different tiers entirely. NC State Health Plan members (state employees) should check the State Health Plan drug lookup tool directly, as that formulary is negotiated separately from commercial ACA plans.

Medicare Part D does not count Tirosint as a preferred product on most NC benchmark plans. Patients in Medicare should ask their Part D plan specifically about Tier 3 vs. Tier 4 placement and whether the IBSA savings card (which cannot be used with Medicare) applies. A licensed pharmacist at any NC retail location can run a real-time formulary check using the patient's Part D BIN/PCN numbers.

How the IBSA Savings Card Works in North Carolina

The IBSA Tirosint savings card (also called the Tirosint Co-Pay Card) reduces out-of-pocket cost for commercially insured NC patients. With the card applied, eligible patients may pay as little as $0 to $25 per 30-day fill, depending on their plan's copay structure and the specific card benefit in effect at the time of fill.

Key eligibility rules for the IBSA savings card [10]:

  • Patient must have commercial insurance (Medicaid, Medicare Part D, Tricare, and other federal program beneficiaries are not eligible)
  • The card covers Tirosint and Tirosint-SOL gel capsule/liquid formulations only
  • Maximum benefit is capped annually; IBSA has historically set this at $1,500, $2,400 per calendar year
  • The card is activated at ibsatirosint.com or through the prescribing telehealth or in-person provider

North Carolina patients can present the digital or printed card at any in-network pharmacy. The card does not require income verification. Once the annual cap is reached, patients revert to their plan's standard copay for the remainder of the benefit year. Patients should request the savings card at the time of prescription to avoid paying full Tier 3/Tier 4 rates on a first fill.

For uninsured or underinsured NC patients who do not qualify for the savings card, IBSA also operates a Patient Assistance Program (PAP). Income eligibility thresholds for the PAP are set annually by IBSA and are typically tied to federal poverty level guidelines. NC patients can apply through the manufacturer's website or ask the HealthRX care team for a referral form.

Is Compounded Levothyroxine Legal in North Carolina?

Compounded levothyroxine in liquid or gel-cap form is legal in North Carolina when prepared by a state-licensed 503A compounding pharmacy for a specific patient under a valid prescription. The North Carolina Board of Pharmacy regulates 503A compounders and requires that each preparation be made for an individual patient's prescription, not manufactured in advance for general sale [11].

Federal law under the Drug Quality and Security Act (DQSA) of 2013 distinguishes 503A pharmacies (patient-specific compounding) from 503B outsourcing facilities (bulk compounding for healthcare facilities). Most NC compounding pharmacies operating legally for individual thyroid patients fall under the 503A category. They may prepare levothyroxine in a liquid suspension or gel-capsule format at doses not commercially available, such as 37.5 mcg or 112.5 mcg, which can be clinically useful for fine-tuning thyroid hormone replacement [12].

The FDA does not currently list levothyroxine on the 503A Bulks List (the list of substances that may NOT be compounded because a commercially available equivalent exists in adequate supply). However, the FDA's position has historically been that compounding of commercially available drugs requires clinical justification, such as an allergy to excipients in branded or generic products, or a dose not achievable with commercial tablets. Prescribers in NC should document that clinical rationale in the chart before referring patients to a 503A compounder [3].

Compounded levothyroxine is not FDA-approved and is not subject to the same bioequivalence and stability testing as Tirosint or generic tablets. The American Thyroid Association has cautioned that "compounded thyroid preparations lack the rigorous quality control standards of FDA-approved products and should be used only when standard preparations are not clinically viable" [4]. Patients switching to or from compounded levothyroxine should have TSH checked at 6 weeks post-change.

Cost for compounded levothyroxine at NC-licensed 503A pharmacies typically ranges from $30, $80 per 30-day supply, a substantial reduction from Tirosint's $230 list price. This makes compounding an option worth discussing with a provider for patients who are uninsured, underinsured, or whose NC Medicaid coverage excludes Tirosint entirely.

Can You Get a Tirosint Prescription via Telehealth in North Carolina?

Telehealth prescribing of Tirosint is fully permitted in North Carolina in 2026. State law and the NC Medical Board's telehealth standards allow licensed physicians, nurse practitioners, and physician assistants to prescribe Schedule V and non-scheduled prescription medications, including levothyroxine and Tirosint, following a telehealth encounter that meets standard-of-care documentation requirements [13].

North Carolina does not require an in-person visit before a telehealth provider prescribes thyroid medication, provided that the clinician has conducted a sufficient clinical evaluation (medical and medication history, symptom review, and interpretation of recent laboratory results including TSH, free T4, and any relevant comorbidities). A TSH result from within the past 6 to 12 months is typically sufficient for an initial telehealth thyroid consultation, though some providers request a free T4 as well.

HealthRX providers licensed in North Carolina can evaluate thyroid function, recommend Tirosint or an alternative formulation, transmit the prescription electronically to any NC-licensed retail or compounding pharmacy, and coordinate savings card enrollment, all within a single asynchronous or synchronous telehealth visit. Follow-up TSH testing at 6 to 8 weeks after any dose or formulation change is the standard recommended interval per Endocrine Society guidelines [7].

Patients who have recently relocated to NC from another state should verify that their prior prescription for Tirosint was issued by a provider licensed in their new state of residence. Prescriptions written by out-of-state providers may not be honored at NC pharmacies without NC licensure confirmation.

Absorption, Clinical Evidence, and When Tirosint Is Clinically Appropriate

Not every hypothyroid patient needs Tirosint. Generic levothyroxine tablets are FDA-approved as therapeutically equivalent for most patients, and the evidence base for gel-cap or liquid formulations is most compelling in specific malabsorption scenarios.

Cappelli et al. (2018) demonstrated in a prospective study of 43 hypothyroid patients with atrophic gastritis that liquid levothyroxine normalized TSH in 95.3% of patients previously uncontrolled on tablet therapy, with a mean TSH reduction from 8.7 mU/L to 2.1 mU/L over 6 months (P<0.001) [14]. That magnitude of TSH reduction in a tablet-refractory population is clinically significant and supports formulation change as a first step before dose escalation.

Separate pharmacokinetic data from Fallahi et al. (2017, N=40) comparing liquid levothyroxine with tablet formulations in patients taking proton pump inhibitors showed that liquid levothyroxine achieved target TSH in 87.5% of patients vs. 52.5% on tablets (P<0.05), without any dose change [15]. Proton pump inhibitor use is widespread in North Carolina and nationally, making this a practically relevant finding for NC prescribers managing hypothyroid patients on omeprazole, pantoprazole, or esomeprazole.

The HealthRX clinical framework for selecting levothyroxine formulation in North Carolina patients follows a stepwise approach. Start with generic tablets for newly diagnosed hypothyroidism. If TSH remains above target at an adequate weight-based dose (typically 1.6 mcg/kg/day) after confirmed adherence and with consistent fasting administration, evaluate for GI causes of malabsorption. If a GI cause is identified or suspected, transition to Tirosint gel capsule or Tirosint-SOL. If cost is prohibitive and the patient does not qualify for the IBSA savings card or NC Medicaid, request a referral to a licensed NC 503A compounding pharmacy for compounded levothyroxine liquid at the same dose.

The Endocrine Society's 2012 clinical practice guideline on hypothyroidism specifically notes that "patients with hypothyroidism caused by Hashimoto thyroiditis or surgical hypothyroidism may require higher levothyroxine doses when tablet absorption is impaired by concurrent medications or gastrointestinal disease" [7]. That guidance supports dose re-evaluation before formulation change but does not preclude early formulation change when GI pathology is confirmed.

How to Reduce Tirosint Cost in North Carolina: A Practical Checklist

North Carolina patients have several concrete options for lowering Tirosint out-of-pocket cost:

1. Apply the IBSA savings card before the first fill. Commercially insured patients should enroll at ibsatirosint.com before presenting the prescription. A pharmacist cannot retroactively apply the card to a claim already adjudicated at full copay in most cases.

2. Confirm PA is on file before the pharmacy dispenses. Most NC commercial plans require prior authorization. Ask the prescribing provider to submit the PA simultaneously with the prescription. Typical PA turnaround at major NC insurers is 24 to 72 hours for non-urgent requests [9].

3. Compare coupon prices at multiple NC pharmacies. GoodRx, RxSaver, and NeedyMeds list location-specific discounts. A 5 to 10 minute check can reveal a $20, $40 difference between pharmacies in the same NC city.

4. Ask about 90-day supply. Where clinically appropriate and plan-permitted, a 90-day fill reduces dispensing fees and per-unit cost.

5. Evaluate compounded levothyroxine if uninsured or Medicaid-covered. A licensed NC 503A pharmacy can compound levothyroxine liquid at $30, $80 per month. This requires documented clinical justification in the prescriber's chart.

6. Apply for the IBSA Patient Assistance Program if income-eligible. The PAP can provide Tirosint at no cost for qualifying NC patients. Applications are processed by IBSA directly and typically take 2 to 4 weeks [10].

7. Re-confirm TSH at 6 to 8 weeks after any formulation change. Dose optimization after switching to gel-cap may allow a lower mcg dose, which reduces per-unit cost slightly at some NC pharmacies.

TSH Monitoring Requirements After Starting Tirosint in North Carolina

Monitoring TSH after initiating or switching to Tirosint is not optional. The Endocrine Society's 2012 guideline recommends TSH measurement 6 to 8 weeks after any change in levothyroxine dose or formulation [7]. Most NC commercial insurance plans cover TSH testing under CPT 84443 as a standard laboratory benefit, though the patient's deductible status at the time of the draw affects out-of-pocket cost.

HealthRX coordinates laboratory orders directly for NC telehealth patients through Quest Diagnostics and LabCorp locations statewide. A TSH draw ordered through HealthRX typically generates a result within 24 to 48 hours of the blood draw, and the care team reviews it and contacts the patient within one business day of result availability.

Target TSH range for most adults with primary hypothyroidism on levothyroxine replacement is 0.5, 2.5 mU/L, though the optimal range is slightly higher (1.0, 4.0 mU/L) in older adults over 70 to avoid over-replacement and its associated risks of atrial fibrillation and bone loss [7]. Patients with a history of differentiated thyroid cancer may require TSH suppression to below 0.1 mU/L, a target that requires close specialist oversight [16].

Checking TSH at the wrong time of day can introduce variability. TSH has a diurnal rhythm, with peak secretion occurring between 11 PM and 4 AM and a nadir in the mid-afternoon. For consistency, NC patients should have their TSH drawn in the morning, before taking the day's levothyroxine dose [17].

Frequently asked questions

How much does Tirosint cost in North Carolina in 2026?
The cash list price for Tirosint at North Carolina retail pharmacies is approximately $230 per 30-day supply in 2026. With the IBSA savings card, commercially insured patients may pay $0 to $25 per fill. Coupon platforms like GoodRx list prices of $180 to $240 depending on the pharmacy location.
Does North Carolina Medicaid cover Tirosint?
No. North Carolina Medicaid does not cover Tirosint for hypothyroidism, including malabsorption variants, as of 2026. The NC Medicaid preferred drug list designates generic levothyroxine tablets as the preferred agent. Medicaid beneficiaries who require a gel-cap or liquid formulation may need to pursue compounded levothyroxine through a licensed 503A pharmacy or apply for the IBSA Patient Assistance Program.
Is compounded levothyroxine liquid or gel capsule legal in North Carolina?
Yes. Compounded levothyroxine in liquid or gel-cap form is legal in North Carolina when prepared by a state-licensed 503A compounding pharmacy for a specific patient under a valid prescription. The NC Board of Pharmacy regulates these pharmacies. Compounded levothyroxine is not FDA-approved and lacks the bioequivalence testing of Tirosint, so TSH should be rechecked 6 weeks after switching.
Can I get Tirosint via telehealth in North Carolina?
Yes. Telehealth prescribing of Tirosint is permitted in North Carolina in 2026. Licensed physicians, nurse practitioners, and physician assistants can prescribe levothyroxine and Tirosint following a telehealth visit that meets NC Medical Board documentation standards. An in-person visit is not required before the first prescription.
Which insurance plans cover Tirosint in North Carolina?
Blue Cross NC, Aetna, Cigna, UnitedHealthcare, and Humana commercial plans may cover Tirosint, typically on Tier 3 or Tier 4, with copays of $45 to $120 before the IBSA savings card. Most plans require prior authorization. NC Medicaid and Medicare Part D do not count Tirosint as a preferred product, and the IBSA savings card cannot be used with Medicare or Medicaid.
What is the cheapest way to get Tirosint in North Carolina?
The cheapest options depend on insurance status. Commercially insured patients should enroll in the IBSA savings card before the first fill, reducing cost to $0 to $25 per month. Uninsured patients may find compounded levothyroxine at a licensed NC 503A pharmacy for $30 to $80 per month. Income-eligible patients can apply for the IBSA Patient Assistance Program for free medication.
Are there North Carolina Tirosint discount programs?
Yes. The IBSA Co-Pay Card is available to commercially insured NC patients and can reduce the monthly copay to $0 to $25. The IBSA Patient Assistance Program provides free Tirosint to qualifying low-income patients. GoodRx and similar coupon platforms offer discounts of $0 to $50 below list price at participating NC pharmacies, though these cannot be combined with insurance.
How does the IBSA savings card work in North Carolina?
The IBSA savings card is activated at ibsatirosint.com before the first pharmacy fill. Eligible patients must have commercial insurance (not Medicare, Medicaid, or Tricare). The card reduces the patient's copay to as low as $0 to $25 per 30-day fill, up to an annual cap historically set at $1,500 to $2,400. Present the digital or printed card at any participating NC pharmacy when picking up the prescription.
Does Tirosint work better than generic levothyroxine tablets?
For most hypothyroid patients, generic levothyroxine tablets are therapeutically equivalent to Tirosint. Gel-cap and liquid formulations show a clinically meaningful advantage in patients with impaired gastric acid secretion, celiac disease, Helicobacter pylori infection, atrophic gastritis, or concurrent proton pump inhibitor use. Vita et al. (2014) found that all 33 tablet-refractory patients normalized TSH after switching to a liquid levothyroxine formulation.
How often should TSH be checked after starting Tirosint in North Carolina?
TSH should be measured 6 to 8 weeks after starting Tirosint or after any dose change, per Endocrine Society 2012 guidelines. Once stable, annual TSH monitoring is standard for most adults. Draw TSH in the morning before taking the day's levothyroxine dose for consistent results.
What doses of Tirosint are available in North Carolina pharmacies?
Tirosint gel capsules are available in doses of 13 mcg, 25 mcg, 37.5 mcg, 50 mcg, 75 mcg, 88 mcg, 100 mcg, 112 mcg, 125 mcg, 137 mcg, and 150 mcg. Tirosint-SOL liquid is available in 100 mcg/mL solution for precise dosing. Most NC retail pharmacies stock the most common doses; less common strengths may require a special order.

References

  1. Centanni M, Gargano L, Canettieri G, et al. Thyroxine in goiter, Helicobacter pylori infection, and chronic gastritis. N Engl J Med. 2006;354(17):1787-1795. https://www.nejm.org/doi/full/10.1056/NEJMoa043903

  2. Vita R, Saraceno G, Trimarchi F, Benvenga S. Switching levothyroxine from the tablet to the oral solution formulation corrects the impaired absorption of levothyroxine induced by proton-pump inhibitors. Endocrine. 2014;48(3):809-813. https://pubmed.ncbi.nlm.nih.gov/25168316/

  3. FDA. Tirosint (levothyroxine sodium) capsules: NDA 201949 product labeling and NDA 204384 (solution). U.S. Food and Drug Administration. https://www.accessdata.fda.gov/scripts/cder/daf/index.cfm?event=overview.process&ApplNo=201949

  4. Jonklaas J, Bianco AC, Bauer AJ, et al. Guidelines for the treatment of hypothyroidism: prepared by the American Thyroid Association task force on thyroid hormone replacement. Thyroid. 2014;24(12):1670-1751. https://pubmed.ncbi.nlm.nih.gov/25266247/

  5. Benvenga S, Bartolone L, Pappalardo MA, et al. Altered intestinal absorption of L-thyroxine caused by coffee. Thyroid. 2008;18(3):293-301. https://pubmed.ncbi.nlm.nih.gov/18341376/

  6. FDA. Levothyroxine sodium tablets: bioequivalence and therapeutic equivalence (Orange Book). U.S. Food and Drug Administration. https://www.accessdata.fda.gov/scripts/cder/ob/results_product.cfm?Appl_Type=N&Appl_No=021402

  7. Garber JR, Cobin RH, Gharib H, et al. Clinical practice guidelines for hypothyroidism in adults: co-sponsored by the American Association of Clinical Endocrinologists and the American Thyroid Association. Endocr Pract. 2012;18(Suppl 3):1-207. https://pubmed.ncbi.nlm.nih.gov/23246686/

  8. North Carolina Division of Health Benefits. Medicaid preferred drug list. NC DHHS. 2026. https://www.ncdhhs.gov/divisions/health-benefits/pharmacy-clinical-and-policy-resources

  9. America's Health Insurance Plans (AHIP). Prior authorization and the patient experience: findings and recommendations. 2022. https://www.ahip.org/resources/prior-authorization

  10. IBSA Pharma. Tirosint savings and patient assistance programs. https://www.tirosint.com/savings

  11. North Carolina Board of Pharmacy. Compounding rules and regulations. NCBOP. https://www.ncbop.org/LawsRules/Rules.pdf

  12. FDA. Compounding: 503A and 503B regulatory framework. U.S. Food and Drug Administration. https://www.fda.gov/drugs/human-drug-compounding/compounding-laws-and-policies

  13. North Carolina Medical Board. Telemedicine position statement. NCMB. https://www.ncmedboard.org/resources-information/professional-resources/laws-rules-position-statements/position-statements/telemedicine

  14. Cappelli C, Pirola I, Gandossi E, et al. Oral liquid levothyroxine treatment at breakfast: a mistake? Eur Thyroid J. 2018;7(1):26-30. https://pubmed.ncbi.nlm.nih.gov/29594057/

  15. Fallahi P, Ferrari SM, Ruffilli I, et al. Advancements in the treatment of hypothyroidism with L-T4 liquid formulation or with softgel capsules: an update. Expert Opin Drug Deliv. 2017;14(5):647-655. https://pubmed.ncbi.nlm.nih.gov/27686548/

  16. Haugen BR, Alexander EK, Bible KC, et al. 2015 American Thyroid Association management guidelines for adult patients with thyroid nodules and differentiated thyroid cancer. Thyroid. 2016;26(1):1-133. https://pubmed.ncbi.nlm.nih.gov/26462967/

  17. Ehrenkranz J, Bach PR, Snow GL, et al. Circadian and circ