Antibiotics like amoxicillin-clavulanate are the leading cause of medication-related liver injury in Western countries, but herbal supplements including ashwagandha and turmeric are increasingly causing damage worldwide. According to Gram Research analysis, over 80% of patients fully recover within 6 months after stopping the harmful drug, though newer cancer medications and immune therapies are creating emerging risks that require close monitoring.
A new review of drug-induced liver injury shows that common antibiotics like amoxicillin-clavulanate are the leading cause of medication-related liver damage in Western countries. Surprisingly, herbal supplements including ashwagandha, turmeric, and green tea extract are increasingly causing liver problems worldwide. According to Gram Research analysis, doctors now have better tools to diagnose these injuries and predict recovery, with over 80% of patients fully recovering within 6 months after stopping the harmful medication. The research highlights which drugs pose the biggest risks and how doctors should monitor patients taking newer cancer and immune-system medications.
Key Statistics
A 2026 review in Hepatology Communications found that antibiotics are the leading cause of drug-induced liver injury in Western countries, with amoxicillin-clavulanate and trimethoprim-sulfamethoxazole most frequently implicated.
According to research reviewed by Gram, herbal and dietary supplements including ashwagandha, turmeric, and green tea extract are increasingly causing drug-induced liver injury worldwide, representing a growing public health concern.
A 2026 analysis found that over 80% of drug-induced liver injury patients fully recover within 6 months of discontinuing the offending medication with supportive care, though outcomes are worsening for severe cases caused by herbal supplements.
Research shows that immune-mediated liver injury from checkpoint inhibitors used in cancer treatment typically appears within the first 6 months of treatment, often presenting as asymptomatic laboratory abnormalities.
The Quick Take
- What they studied: Which medications and supplements most commonly damage the liver, how doctors diagnose this damage, and how patients recover
- Who participated: This was a comprehensive review of drug-induced liver injury cases and research from around the world, examining patterns in Western countries and globally
- Key finding: Antibiotics are the top cause of medication-related liver injury in Western countries, but herbal supplements are catching up as a major cause worldwide. Over 80% of patients recover completely within 6 months after stopping the harmful drug
- What it means for you: If you take antibiotics, herbal supplements, or newer cancer medications, your doctor should monitor your liver health. Most people recover fully, but knowing which drugs carry higher risks helps doctors catch problems early
The Research Details
This research is a comprehensive review that examined current information about drug-induced liver injury—damage to the liver caused by medications or supplements. The researchers looked at which drugs cause the most problems, how doctors diagnose these injuries, and what treatments work best. They reviewed patterns from Western countries and around the world to understand how this problem is changing over time.
The review included information about traditional medications like antibiotics as well as newer drugs used for cancer treatment and immune system conditions. The researchers also examined how herbal and dietary supplements—products many people think are safe because they’re natural—are increasingly causing liver damage. They analyzed the latest diagnostic tools doctors use to identify which drug caused the injury and predict which patients will recover.
Understanding which medications cause liver damage is crucial because the liver is essential for survival. By identifying the most dangerous drugs and supplements, doctors can monitor patients more carefully and catch problems early. This review is important because it shows how medication-related liver injury is changing—herbal supplements are becoming a bigger problem, and newer cancer drugs are creating new risks that doctors need to understand.
This is a comprehensive review published in a respected medical journal (Hepatology Communications) in 2026. The authors examined current epidemiology, causes, and management strategies, synthesizing information from multiple sources. The review includes discussion of validated diagnostic tools like the Revised Electronic Causality Assessment Method (RECAM) and the LiverTox database, which are recognized standards in the field. However, as a review article rather than a new research study, it summarizes existing knowledge rather than presenting original data from new patients.
What the Results Show
Antibiotics are the leading cause of drug-induced liver injury in Western countries, with amoxicillin-clavulanate and trimethoprim-sulfamethoxazole being the most common culprits. These are medications people take for bacterial infections, and they’re responsible for more liver damage cases than any other drug category in developed nations.
Herbal and dietary supplements are increasingly causing liver injury worldwide. Ashwagandha, turmeric, and green tea extract—products many people take thinking they’re safe because they’re natural—are now frequently implicated in liver damage cases. This is a concerning trend because people often don’t tell their doctors about supplements they’re taking.
Newer medications for cancer treatment (kinase inhibitors) and immune system conditions are creating new types of liver injury that doctors are still learning to manage. Additionally, checkpoint inhibitors used for cancer immunotherapy can cause immune-mediated liver injury, typically appearing within the first 6 months of treatment, often without obvious symptoms.
The good news: over 80% of patients with drug-induced liver injury fully recover within 6 months after stopping the harmful medication, with supportive care and close monitoring. However, recovery rates are worsening for severe cases caused by herbal supplements.
Doctors now have better tools to diagnose which drug caused the liver injury. The Revised Electronic Causality Assessment Method (RECAM) and the LiverTox website help physicians determine which medication is responsible and predict which patients will recover. These tools are important because multiple medications can damage the liver, and identifying the culprit quickly is essential.
Treatment remains primarily supportive—stopping the harmful drug and monitoring the patient closely. Corticosteroids (anti-inflammatory medications) only help in very specific situations, not for all patients. Prognostic models can identify which hospitalized patients might need a liver transplant and which are at higher risk for death within 6 months.
This review shows how drug-induced liver injury is evolving. While antibiotics have long been recognized as a major cause, the increasing role of herbal supplements represents a shift in the problem. Many people assume supplements are safe because they’re natural, but this research demonstrates they can cause serious liver damage. The emergence of newer cancer and immune-system medications as causes of liver injury reflects advances in medicine that come with new risks doctors must understand and monitor.
As a review article, this research summarizes existing knowledge rather than presenting new data from patients. The exact number of people affected isn’t provided in this summary. The review focuses on patterns in Western countries and globally, but some regions may have different medication use patterns. Future research using genetic testing and advanced laboratory tests may improve diagnosis and treatment, but these tools aren’t yet widely available.
The Bottom Line
If you take antibiotics, herbal supplements, or newer cancer medications, discuss liver monitoring with your doctor. Ask about blood tests to check liver function, especially when starting new medications. Tell your doctor about all supplements you take, including herbal products, turmeric, ashwagandha, and green tea extract. If you develop symptoms like yellowing skin, dark urine, or unusual fatigue while taking medications, contact your doctor immediately. (Confidence: High for monitoring recommendations; Moderate for specific supplement risks)
Anyone taking antibiotics, especially amoxicillin-clavulanate or trimethoprim-sulfamethoxazole, should be aware of liver monitoring. People taking herbal supplements regularly should discuss them with their doctor. Patients with cancer or autoimmune conditions taking newer medications (kinase inhibitors or checkpoint inhibitors) need close liver monitoring. People with existing liver disease should be especially cautious. This research is less relevant for people taking only occasional over-the-counter pain relievers or common medications with low liver-injury risk.
Most people recover completely within 6 months after stopping the harmful medication. However, some cases of severe liver injury from herbal supplements are taking longer to recover. Liver function tests typically improve within weeks to months after drug discontinuation. If you’re concerned about liver injury, your doctor can monitor recovery with blood tests.
Frequently Asked Questions
Can herbal supplements damage your liver?
Yes. Ashwagandha, turmeric, and green tea extract are increasingly causing liver injury worldwide. Many people assume supplements are safe because they’re natural, but they can cause serious liver damage. Always tell your doctor about supplements you take.
Which antibiotics are most likely to cause liver damage?
Amoxicillin-clavulanate and trimethoprim-sulfamethoxazole are the antibiotics most frequently causing drug-induced liver injury in Western countries. Your doctor can monitor liver function with blood tests when prescribing these medications.
How long does it take to recover from medication-related liver injury?
Over 80% of patients fully recover within 6 months after stopping the harmful medication, with supportive care and monitoring. Recovery typically begins within weeks to months after discontinuing the drug, tracked through liver function blood tests.
What symptoms suggest medication is damaging your liver?
Watch for yellowing of skin or eyes, dark urine, unusual fatigue, abdominal discomfort, or nausea while taking new medications. Contact your doctor immediately if you develop these symptoms, especially when starting antibiotics or supplements.
Do newer cancer medications cause liver problems?
Kinase inhibitors and checkpoint inhibitors used for cancer treatment can cause liver injury, typically within the first 6 months. These often appear as asymptomatic lab abnormalities, making regular monitoring essential during treatment.
Want to Apply This Research?
- Log all medications and supplements daily, noting the date started and any symptoms like fatigue, yellowing skin, dark urine, or abdominal discomfort. Track liver function test results when available (AST, ALT, bilirubin levels) to monitor trends over time.
- Create a medication review reminder to discuss all supplements with your doctor quarterly. Set alerts for liver function test appointments, especially when starting new medications. Document any new symptoms immediately to share with your healthcare provider.
- Establish a baseline of liver function tests before starting new medications. Schedule follow-up tests at 2-4 weeks after starting antibiotics or new supplements, then monthly for the first 3 months. Maintain a complete medication and supplement list in the app to share with all healthcare providers.
This article summarizes research on drug-induced liver injury but is not medical advice. Do not stop taking prescribed medications without consulting your doctor. If you experience symptoms of liver injury (yellowing skin, dark urine, severe fatigue, or abdominal pain), seek immediate medical attention. Always inform your healthcare provider about all medications and supplements you take, including herbal products. Individual responses to medications vary, and this research reflects general patterns, not personal medical recommendations. Consult your doctor before starting, stopping, or changing any medication or supplement regimen.
This research translation is published by Gram Research, the science division of Gram, an AI-powered nutrition tracking app.