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Pharmaceuticals

When a Sight-Saving Drug Becomes a Hearing Problem: What Tepezza Users Need to Know About Hearing Loss Lawsuits

Sarah Chen April 11, 2026 9 min read

Introduction

Tepezza was welcomed by many patients as a breakthrough treatment for thyroid eye disease, a painful and potentially vision-threatening condition often associated with Graves’ disease. For some people, the medication helped reduce bulging eyes, pressure, and inflammation. But for a growing number of patients, the relief came with an unexpected and life-changing problem: hearing damage.

Tepezza hearing loss lawsuits allege that patients were not adequately warned about the risk of permanent or long-lasting auditory injuries. People who took the drug have reported hearing loss, ringing in the ears, ear fullness, muffled hearing, and balance issues after treatment. In some cases, these symptoms continued even after the medication was stopped.

At Justice for the Masses, we know that injuries like these can be frightening and frustrating. Hearing problems can affect your work, your relationships, your ability to drive safely, and even your mental health. If you suspect Tepezza caused or worsened your symptoms, it is important to understand what happened, what the lawsuits are about, and what steps you can take now.

Background and History of Tepezza

Tepezza is the brand name for teprotumumab, a prescription infusion medication developed to treat thyroid eye disease (TED). The drug was approved by the U.S. Food and Drug Administration in 2020 after clinical studies showed it could reduce inflammation and eye protrusion in many TED patients.

Tepezza was quickly viewed as an important treatment option because, before its approval, patients with moderate to severe TED often had limited choices. The medication is administered by infusion over several months, and many patients were told that the benefits outweighed the risks.

However, after Tepezza entered the market, patient reports and medical literature began to raise concerns about hearing-related side effects. Some people said they noticed changes during treatment, while others reported symptoms after their infusions ended. The complaints ranged from mild hearing changes to severe and potentially permanent hearing loss.

The lawsuits claim that the manufacturer knew or should have known about these risks earlier and failed to provide adequate warnings to doctors and patients. In a medication case like this, warning labels matter. If a company does not clearly disclose a serious side effect, patients and their doctors may not be able to make a fully informed decision about treatment.

Health Risks and Injuries Reported by Patients

The most commonly discussed injury in Tepezza litigation is hearing loss, but that term can cover a range of problems. Not every patient experiences the same symptom or severity. Some people report gradual changes, while others describe an abrupt and obvious decline.

Reported injuries include:

  • Sensorineural hearing loss
  • Tinnitus, or ringing in the ears
  • Ear fullness or pressure
  • Muffled hearing or difficulty understanding speech
  • Hyperacusis, or sensitivity to sound
  • Balance problems or dizziness
  • Eustachian tube dysfunction-like symptoms
  • Partial or complete hearing impairment

These injuries can have a major impact on everyday life. Hearing loss may make it difficult to follow conversations at work, hear alarms or traffic, enjoy social activities, or communicate with family members. Tinnitus can also be relentless and exhausting, interfering with sleep, concentration, and emotional well-being.

For some patients, the hearing changes appear temporary. For others, the symptoms persist long after treatment and may require hearing aids, specialty testing, ongoing medical appointments, or other interventions. In the most serious cases, the injury may become permanent.

A particularly troubling issue in Tepezza cases is that some patients say they were not told to monitor for hearing changes during treatment, and some claim their complaints were dismissed or not taken seriously until the damage was already significant.

Who May Be Eligible to Bring a Claim

You may be a candidate for a Tepezza hearing loss lawsuit if you took Tepezza and later experienced hearing-related injuries. Eligibility depends on several factors, including your medical history, the timing of your symptoms, and the evidence available in your case.

You may want to speak with a lawyer if:

  • You received Tepezza infusions for thyroid eye disease
  • You developed hearing loss, tinnitus, ear pressure, dizziness, or other auditory symptoms during or after treatment
  • Your symptoms began after starting Tepezza and were not present before, or became significantly worse after treatment
  • A doctor diagnosed you with hearing damage or recommended hearing aids, ENT evaluation, or audiology testing
  • You believe you were not properly warned about the hearing risks

Even if you are not sure whether Tepezza caused your symptoms, you may still have a claim. One reason these cases matter is that hearing damage can have many causes, and patients often do not immediately connect the problem to a medication they took months earlier. A lawyer can help review your medical records and determine whether the timeline and evidence support a case.

It is also important to understand that pre-existing hearing issues do not automatically disqualify you. If Tepezza worsened an existing condition, that may still be legally significant. The key question is whether the medication played a role in causing or aggravating your injury.

Current Legal Status of Tepezza Hearing Loss Lawsuits

Tepezza hearing loss claims have become part of a growing mass tort litigation. That means many individual lawsuits with similar allegations are being pursued against the same manufacturer, but each case still involves its own facts, injuries, and damages.

The litigation continues to evolve as more patients come forward. Claims generally focus on failure to warn, defective design, and the argument that the manufacturer did not properly disclose the risk of hearing injury before patients were exposed to the drug. In many product liability cases, early stages include document discovery, expert analysis, and court rulings on which claims can proceed.

As with most mass tort matters, the legal landscape can change over time. Some cases may settle, others may continue toward trial, and new evidence can influence the direction of the litigation. There may not be a single universal outcome for every claimant, because the severity of injury, treatment history, and medical documentation can vary widely from person to person.

If you are considering a claim, timing matters. Deadlines for filing lawsuits can depend on state law, where you live, where the drug was prescribed, and when you first discovered the injury. A lawyer can help determine whether you still have time to pursue compensation.

Potential Compensation in a Tepezza Case

Every case is different, but people who pursue a Tepezza claim may seek compensation for losses such as:

  • Medical expenses
  • Hearing tests and specialist visits
  • Hearing aids or assistive devices
  • Future treatment or rehabilitation
  • Lost income or reduced earning ability
  • Pain and suffering
  • Emotional distress
  • Loss of enjoyment of life

For many patients, the financial burden goes beyond the cost of treatment. Hearing loss can affect employment, especially in jobs that require strong communication skills, customer interaction, or safety awareness. The emotional toll can also be significant, particularly when symptoms are permanent or difficult to treat.

A successful claim may help a patient recover these losses and hold the manufacturer accountable for failing to adequately protect consumers.

What You Should Do If You Think Tepezza Caused Your Hearing Problems

If you suspect Tepezza caused your hearing issues, taking a few careful steps now can make a real difference later.

1. Get a medical evaluation

Schedule an appointment with your doctor, an ear, nose, and throat specialist, or an audiologist as soon as possible. A professional evaluation can help document your symptoms and determine the extent of the injury. If you have not already done so, ask for hearing tests and keep copies of all results.

2. Save your records

Gather any documents related to your Tepezza treatment, including infusion dates, prescriptions, after-visit summaries, and communication with your healthcare providers. Also save audiology reports, ENT notes, and records showing when symptoms began.

3. Write down your symptoms

Keep a simple journal describing what you are experiencing. Note when the symptoms started, whether they changed during or after treatment, and how they affect daily life. Details about tinnitus, difficulty hearing conversations, or trouble in noisy environments can be especially helpful.

4. Avoid guessing about the cause

You do not need to prove the case on your own. It is common for people to be unsure whether a medication caused their injury, especially when symptoms develop gradually. A lawyer can work with medical and legal experts to investigate the connection.

5. Speak with a mass tort lawyer

An experienced mass tort attorney can explain whether you may qualify for a Tepezza claim, help preserve evidence, and advise you about deadlines. Because these cases often involve detailed medical records and expert review, it is helpful to contact a firm that understands both pharmaceutical injury claims and the broader mass tort process.

Why Legal Help Matters

When a company releases a drug, patients and doctors rely on the information provided to make safe treatment decisions. If warning labels are incomplete or misleading, the consequences can be serious. Holding a manufacturer accountable is not just about compensation; it is also about safety, accountability, and making sure future patients receive better information.

At the same time, these claims can be difficult to pursue without legal guidance. Manufacturers and their insurers have extensive resources, and they often challenge whether a drug caused the injury or whether another factor was responsible. A law firm can help level the playing field by collecting records, consulting experts, and building a case that clearly shows how the injury occurred and what it has cost you.

Conclusion

If you took Tepezza and later developed hearing loss, tinnitus, balance issues, or other ear-related symptoms, you are not alone. Many patients have found themselves dealing with a serious health problem they never expected after treatment that was supposed to help them.

Justice for the Masses is committed to helping people understand their rights and explore whether legal action may be available. Our Kansas City, MO mass tort team can review your situation, answer your questions, and guide you through the next steps with compassion and clarity.

If you think Tepezza may have caused your hearing problems, contact us today for a free case review. The sooner you learn your options, the sooner you can protect your health, your rights, and your future.

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