Published March 2026 — Updated Regularly

Suboxone Tooth Decay Lawsuit 2026: Do You Qualify? MDL 3092 Update

Last updated: May 2026

The Suboxone tooth decay lawsuit is one of the fastest-growing mass tort cases in the United States. Thousands of people who took Suboxone sublingual film while treating opioid use disorder are now suing manufacturer Indivior — claiming the film caused severe dental damage that nobody warned them about.

This page covers where things stand in 2026: the case count, what's happening in court, and how to find out if you qualify.

What Is the Suboxone Tooth Decay Lawsuit?

Suboxone is a widely prescribed medication for opioid use disorder (OUD). It combines buprenorphine — a partial opioid agonist — with naloxone, an opioid blocker. Suboxone is available in two forms: a tablet you swallow and a sublingual film strip you place under your tongue.

The lawsuit targets the film formulation specifically. When the thin film strip dissolves under the tongue, it stays in contact with teeth and gums for 5 to 15 minutes. The film is acidic — research has measured its pH at around 3.4, well below the 5.5 threshold at which tooth enamel begins to break down. Patients who use the film multiple times a day, for months or years, accumulate enormous acid exposure on their teeth.

Plaintiffs allege that Indivior knew the film posed dental risks — and failed to warn patients. The evidence backing that claim: in January 2022, the FDA required Indivior to add a black box warning to Suboxone film's label about dental damage. By then, hundreds of thousands of patients had already been using the film for years without any warning.

Suboxone Tooth Decay Lawsuit 2026: MDL 3092 Status

MDL 3092 — formally titled In re: Suboxone (Buprenorphine Hydrochloride and Naloxone) Sublingual Film Products Liability Litigation — centralizes all federal Suboxone dental injury lawsuits before one judge. This is standard practice for large-scale pharmaceutical litigation. It prevents hundreds or thousands of duplicative trials and allows the court to develop the facts and legal framework that will guide eventual settlements.

Key Development: The 2022 FDA Black Box Warning

The most important piece of evidence in the Suboxone tooth decay lawsuit is the FDA's January 2022 Drug Safety Communication. The FDA announced it had received 305 adverse event reports of serious dental problems linked to buprenorphine-containing sublingual medicines — including cavities, tooth fracture, tooth decay, and complete tooth loss.

The FDA required manufacturers to add a black box warning — the most serious type of warning the agency can require — to labeling for all sublingual buprenorphine products. The FDA specifically noted:

• Dental problems occurred even in patients who had no history of dental issues
• Problems were observed in patients with good dental hygiene
• Dental damage could occur as early as two weeks after starting the film
• Problems were serious and sometimes severe, requiring extensive treatment

For lawsuits, this warning is critical. It confirms that the government recognized a causal link between the film and serious dental harm. It also raises the central liability question: why did this warning take so long? Patients who used the film in 2015, 2016, 2017, 2018, 2019, 2020, or 2021 had no warning at all.

2026 Key Developments: What Is Happening in Court

Bellwether Case Selection

The most important activity in MDL 3092 right now is bellwether case selection and preparation. Bellwether cases are a small set of representative lawsuits that go to trial first. Their outcomes serve as a guide for the value of all other cases in the MDL.

Judge Ruiz has been working with both sides to select bellwether plaintiffs who represent a range of injury types and severities. These cases are being prepared for trial — with depositions, expert witness disclosures, and document production all underway. If early bellwether trials produce large plaintiff verdicts, Indivior will face enormous pressure to settle the remaining 7,000+ cases for meaningful amounts.

Discovery and Document Production

Both sides are deep in the discovery process. Plaintiffs' attorneys are seeking internal Indivior documents that may show when the company first became aware of dental damage reports, what internal testing showed about the film's pH, and whether concerns were raised and then buried. This type of internal document evidence — sometimes called "smoking gun" evidence — has been central to large mass tort settlements in cases like Roundup and talcum powder.

Expert Witness Development

Plaintiffs are building expert panels including oral biologists, dentists, pharmacologists, and public health researchers. These experts will testify about the mechanism of dental harm, the scientific evidence base, and what Indivior knew or should have known. Indivior's legal team is expected to challenge these experts through Daubert motions — a process by which courts evaluate whether scientific testimony meets the standard for admissibility. The outcome of Daubert hearings will significantly shape the litigation.

Growing Case Count

New cases are still being filed every week. Many people in recovery are just now learning that their dental damage may be connected to their Suboxone film use — and that there is an active lawsuit. Legal analysts expect the total case count to continue rising into 2026 and 2027 as awareness grows through outreach, news coverage, and word of mouth in recovery communities.

Settlement Pressure Building

No global settlement has been announced. But the structural elements of a major settlement are moving into place. The FDA warning validates the core claim. The growing case count creates financial pressure on Indivior. And the approaching bellwether trials create urgency to resolve rather than risk unfavorable verdicts in court. Most large pharmaceutical MDLs settle — the question is when, and for how much.

Who Qualifies for the Suboxone Tooth Decay Lawsuit?

To be eligible for the Suboxone dental lawsuit, you generally need to meet all of the following:

• You used Suboxone film — the sublingual film strip, not the tablet. Generics of the film also count.
• You used it for a significant period — typically 6 months or more, with stronger cases involving 1+ years of use.
• You developed qualifying dental damage — tooth decay, cavities, enamel erosion, tooth loss, extractions, or the need for major dental work (implants, dentures, extensive crowns).
• The damage occurred during or after your film use — not clearly attributable to a separate cause that predates the film.
• You are within the filing deadline — statutes of limitations vary by state, typically 2–3 years from discovery of harm.

The strength of your claim depends heavily on documentation — dental records showing your condition before you started the film, records showing the damage, prescription records confirming film use, and estimated treatment costs.

Check your full eligibility for the Suboxone lawsuit →

What Makes a Strong Suboxone Tooth Decay Case?

Not all cases are equal. The following factors make a Suboxone dental claim stronger:

• Good prior dental health: If your teeth were in reasonable condition before you started the film — backed by old dental X-rays — the damage is clearly attributable to the film.
• Rapid, severe decay: Multiple cavities developing within months of starting the film, especially in someone who had not previously had decay problems, is a strong signal.
• Multiple extractions or tooth loss: Cases involving pulled teeth, dentures, or implants demonstrate significant harm and higher treatment costs — both of which increase case value.
• Long duration of film use: A patient who used Suboxone film for 3–5 years has greater total acid exposure and a stronger causal argument than a 6-month user.
• No competing cause: Cases are weaker when there are other potential explanations for dental damage, such as documented heavy methamphetamine use, severe malnutrition, or pre-existing advanced periodontal disease.

How Does the Suboxone Lawsuit Process Work?

If you decide to pursue a claim, here is what the process typically looks like:

1. Free consultation: You speak with a mass tort attorney at no charge. They review your basic facts and determine if you have a viable claim.
2. Records gathering: You and your attorney collect dental records (before and after), prescription records, pharmacy records, and any other documentation of your film use and dental damage.
3. Complaint filed: Your attorney files your individual lawsuit, which is then transferred to and consolidated in MDL 3092 in Ohio.
4. Discovery: Your case is part of the broader MDL discovery process.
5. Settlement or trial: Either a global settlement is reached — in which your attorney helps you evaluate and accept a settlement offer — or your case proceeds through the bellwether process and potentially to trial.

The process typically takes years in large MDLs. There is no upfront cost — attorneys work on contingency and are paid only if you recover compensation.

What Settlement Amounts Are Being Projected?

No settlement has been announced, so no amounts are confirmed. However, legal analysts project rough ranges based on injury severity:

• Severe damage (multiple extractions, implants, full reconstruction): $75,000 – $150,000+
• Moderate damage (significant cavities, some extractions, crown work): $30,000 – $80,000
• Mild to moderate damage (documented erosion, early decay): $10,000 – $35,000

These are gross estimates before attorney fees. Bellwether trial outcomes will heavily influence final settlement values across the MDL.

Why You Should Not Wait to File

There is no benefit to waiting. Filing now:

• Preserves your legal rights before the statute of limitations closes
• Positions you to participate in any global settlement when it is announced
• Allows your attorney to gather records while they are still available
• Costs you nothing — mass tort attorneys work on contingency

States have different deadlines. If you have been aware of your dental damage for more than a year, you should consult an attorney immediately to determine whether your claim is still timely.

Sources

• FDA Drug Safety Communication: "FDA warns about dental problems with buprenorphine medicines dissolved in the mouth." January 12, 2022. fda.gov
• In re: Suboxone (Buprenorphine Hydrochloride and Naloxone) Sublingual Film Products Liability Litigation, MDL No. 3092 (N.D. Ohio). Docket available via PACER.
• Indivior Inc. updated Suboxone Film prescribing information and black box warning, 2022.
• Chrcanovic BR, et al. "Oral effects of sublingual buprenorphine: A systematic review." Drug and Alcohol Dependence, 2021.
• Shen J, et al. "Salivary pH and dental caries in patients receiving sublingual buprenorphine/naloxone." Journal of Addiction Medicine, 2022.