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A nationwide recall involving levothyroxine sodium tablets has raised concerns for patients who rely on thyroid hormone replacement medication every day to manage chronic medical conditions. The U.S. Food and Drug Administration (FDA) announced that certain lots of levothyroxine sodium tablets distributed by Major Pharmaceuticals have been recalled after testing determined that some products were subpotent, meaning the tablets contain less active medication than indicated on the label.
Levothyroxine is one of the most commonly prescribed medications in the United States. It is used to treat hypothyroidism, certain thyroid disorders, goiter, and other medical conditions that require replacement thyroid hormone. Many patients depend on consistent dosing to maintain normal body functions. Even relatively small changes in dosage can affect metabolism, cardiovascular health, energy levels, cognitive function, and numerous other bodily systems.
According to the FDA, this recall has been classified as a Class II recall, meaning use of the affected medication may cause temporary or medically reversible adverse health consequences. While the agency does not believe every patient will experience serious complications, receiving less thyroid hormone than prescribed can create significant health concerns for many individuals, particularly those with underlying heart disease, elderly patients, pregnant women, and people whose thyroid hormone levels require careful management.
The recall affects multiple dosage strengths distributed nationwide by Major Pharmaceuticals. Patients are encouraged to verify whether their prescriptions match the recalled lot numbers before taking any action. Because thyroid hormone replacement should not be stopped suddenly without medical guidance, patients should continue following their healthcare provider’s instructions until they receive advice regarding replacement medication.
For patients who suffered medical complications because of recalled thyroid medication, the recall also raises important legal questions regarding pharmaceutical manufacturing, quality control, product testing, and patient safety.
Levothyroxine is a synthetic form of thyroxine (T4), a hormone normally produced by the thyroid gland. Thyroid hormones regulate nearly every organ system in the body. They help control:
When the thyroid gland does not produce enough hormone, patients develop hypothyroidism. Symptoms often develop gradually and may include fatigue, weight gain, depression, dry skin, constipation, muscle weakness, slowed thinking, cold intolerance, and memory problems.
Because thyroid hormone levels must remain within a relatively narrow therapeutic range, physicians often spend months adjusting medication dosages until blood tests indicate the proper balance has been achieved.
A medication that delivers less active ingredient than prescribed may disrupt that carefully managed treatment plan.
Unlike medications taken occasionally, levothyroxine is generally taken every day, often for the remainder of a patient’s life. Patients trust that each tablet contains the amount of medication listed on its label. When that expectation is not met, normal thyroid function can become difficult to maintain.
The FDA stated that the recalled levothyroxine tablets were determined to be subpotent.
A subpotent medication contains less active pharmaceutical ingredient than required by approved manufacturing standards. Instead of delivering the prescribed therapeutic dose, the medication provides a smaller amount of medication than physicians intended patients to receive.
For many medications, small variations may have little clinical significance. Levothyroxine is different.
Healthcare providers consider levothyroxine to have a narrow therapeutic index, meaning relatively small changes in dosage can produce noticeable effects on thyroid hormone levels.
If patients unknowingly receive medication containing insufficient thyroid hormone, they may begin developing symptoms associated with untreated hypothyroidism despite taking their medication exactly as prescribed.
Potential consequences may include:
Certain patients face even greater risks.
Pregnant women require carefully controlled thyroid hormone levels to support fetal development. Patients with cardiovascular disease may experience worsening symptoms if thyroid levels become unstable. Individuals recovering from thyroid cancer treatment may also require precise hormone replacement therapy.
These concerns illustrate why pharmaceutical quality control remains essential throughout the manufacturing process.
The recall affects specific lots of levothyroxine sodium tablets distributed by Major Pharmaceuticals.
The recalled products include multiple dosage strengths packaged in both:
Affected dosage strengths include:
Patients should compare both the dosage strength and the lot number on their prescription packaging with the FDA recall information.
Because pharmacies may have dispensed medications from affected lots over an extended period, some patients may still possess recalled medication months after distribution.
Consumers should not assume their medication is unaffected simply because they filled the prescription recently. Pharmacies may dispense inventory received before the recall announcement.
The effects of subpotent thyroid medication vary depending upon the patient’s age, overall health, medical history, and how long they received the affected medication.
Many patients could experience a gradual return of hypothyroid symptoms. Others may notice laboratory abnormalities before physical symptoms develop.
Possible medical complications include:
Patients with existing thyroid disorders often undergo periodic blood testing specifically because maintaining appropriate thyroid hormone levels is so important.
Unexpected changes in laboratory values sometimes provide the first indication that medication potency has changed.
Although the FDA classified this as a Class II recall, that designation does not eliminate the possibility that individual patients may experience significant health consequences depending upon their medical circumstances.
Patients who discover their medication matches the recalled lot numbers should not panic, but they should act promptly.
The FDA recommends contacting a physician or pharmacist for instructions regarding replacement medication.
Patients generally should not stop taking levothyroxine abruptly unless instructed by their healthcare provider. Suddenly discontinuing thyroid hormone replacement may create additional health risks, particularly for individuals with severe hypothyroidism or other underlying medical conditions.
Consumers should also:
Patients experiencing worsening symptoms should promptly notify their healthcare provider.
Prescription medications undergo extensive development, testing, manufacturing, and quality-control procedures before reaching consumers.
When medications fail to meet required potency standards, investigators may examine numerous issues, including:
Pharmaceutical companies have a responsibility to manufacture medications that meet approved specifications.
If manufacturing errors result in patients receiving medication that does not contain the labeled amount of active ingredient, injured consumers may have legal rights under applicable product liability laws.
Depending upon the facts of a particular case, legal claims may involve defective manufacturing, negligence, failure to comply with regulatory requirements, breach of warranty, or other legal theories.
Each case depends on its own facts, including the patient’s medical history, injuries, laboratory results, treatment records, and evidence concerning the recalled medication.
FDA recalls provide critical information that allows consumers, healthcare providers, pharmacists, and hospitals to identify potentially unsafe medications before additional injuries occur.
Not every recalled medication causes injury, but recalls help prevent future harm by removing defective products from circulation.
Patients should never ignore recall announcements involving medications they take regularly.
Individuals who receive long-term prescription medications should periodically review FDA safety alerts and discuss any concerns with their pharmacist or physician.
Prompt action following a recall may reduce the likelihood of additional medical complications and ensure patients receive appropriate replacement therapy.
Can I file a lawsuit if I became ill after taking recalled levothyroxine tablets?
Possibly. If you experienced worsening hypothyroidism, required additional medical treatment, or suffered other health complications because you received subpotent medication, you may have legal claims. A product liability attorney can review your medical records, prescription history, and the recalled lot information to determine whether the medication contributed to your injuries.
What does a Class II FDA recall mean?
A Class II recall means the FDA believes the product may cause temporary or medically reversible adverse health consequences, or that the probability of serious adverse health consequences is relatively low. Even so, some patients may experience meaningful health problems depending on their individual medical condition and how long they took the recalled medication.
Should I stop taking my thyroid medication immediately?
No. Patients should not discontinue levothyroxine unless instructed by a healthcare provider. Stopping thyroid hormone replacement abruptly may worsen hypothyroidism and create additional health risks. Contact your physician or pharmacist promptly if your medication matches one of the recalled lots.
Who may be responsible if defective medication caused my injuries?
Depending on the circumstances, liability may involve manufacturers, distributors, companies responsible for quality control, or other parties involved in producing and distributing the medication. Each case requires a careful review of the facts and applicable law.
What compensation may be available in a recalled medication lawsuit?
Compensation may include medical expenses, additional physician visits, laboratory testing, prescription replacement costs, lost wages, pain and suffering, and other damages resulting from injuries caused by defective medication. The available recovery depends on the specific facts of each case.
How can I determine whether my medication was recalled?
Compare your prescription’s dosage strength, lot number, and expiration date with the FDA recall information. Your pharmacist can also help determine whether your medication came from one of the affected lots.
What evidence should I keep if I believe the recalled medication harmed me?
Keep the medication packaging, prescription bottles, pharmacy receipts, medical records, laboratory test results, and any correspondence regarding the recall. This information may be valuable if you pursue a legal claim.
If you or a loved one experienced worsening hypothyroidism, unexpected medical complications, or other injuries after taking recalled levothyroxine sodium tablets, you may have important legal rights. Defective prescription medications can place patients at unnecessary risk, especially when they fail to deliver the amount of medication prescribed by a physician.
Parker Waichman LLP represents clients nationwide in pharmaceutical product liability litigation involving recalled medications and dangerous drugs. The firm can evaluate your potential claim, explain your legal options, and determine whether you may be entitled to compensation.
Call 1-800-YOUR-LAWYER (1-800-968-7529) today for a free consultation. There are no attorney’s fees unless Parker Waichman LLP recovers compensation on your behalf. Regardless of your location or where your injury occurred, our nationwide product injury law firm is ready to assist you.
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