Summary

The Federal Office of Food Safety and Veterinary Affairs (BLV) warns against the herbal tablets "MaiThai Herbal Mix" manufactured by Globalnet Anstalt. Undeclared pharmacologically active substances have been detected in the product: dexamethasone, paracetamol, and chlorphenamine. A health hazard cannot be ruled out. The BLV recommends not consuming the product. The manufacturer has immediately removed the affected product from sale and initiated a recall.

Persons

  • Federal Office of Food Safety and Veterinary Affairs (BLV) (Regulatory Authority)

Topics

  • Food Safety
  • Product Recall
  • Health Risk
  • Dietary Supplements

Clarus Lead

The discovery of undeclared pharmaceutical substances in an over-the-counter herbal product reveals a systemic control deficit in dietary supplements. Consumers who have already purchased the product must reckon with unexpected drug interactions – particularly in persons already taking other medications.

Detailed Summary

Analysis of the MaiThai herbal tablets identified three active ingredients not declared on the packaging: dexamethasone (a glucocorticoid for anti-inflammatory purposes), paracetamol (a pain reliever), and chlorphenamine (an antihistamine for allergies). These substances are generally subject to prescription requirements or at least pharmacy-only status and are not intended for uncontrolled use by laypeople.

The interaction potential of these substances with other medications is considerable. Dexamethasone can, for example, affect the efficacy of antidiabetic or antihypertensive medications; paracetamol carries hepatotoxicity risk at overdose; chlorphenamine enhances sedative effects when taken simultaneously with tranquilizers. Globalnet Anstalt responded appropriately with immediate recall and market removal.

Key Statements

  • Undeclared pharmaceutical substances in dietary supplements pose a direct health risk
  • Consumers should not consume the product and should seek medical advice if necessary
  • The recall was initiated promptly; the BLV recommends avoiding consumption

Critical Questions

  1. Evidence/Source Validity: How were the active substances analytically confirmed (HPLC, mass spectrometry)? Are test reports available?

  2. Conflicts of Interest: Who conducted the analysis – an independent testing facility or an internal BLV laboratory? Are conflicts of interest excluded?

  3. Causality: Have health damages already been documented in consumers, or is the warning based purely on theoretical interaction potential?

  4. Feasibility: How is it ensured that packages already sold are recalled from private households? Is there a return guarantee?

  5. Regulation: What control mechanisms should have detected contamination before market introduction? Are manufacturing standards reviewed?

Source Directory

Primary Source: Federal Office of Food Safety and Veterinary Affairs (BLV) – Product Warning MaiThai Herbal Mix, 01.05.2026 https://www.news.admin.ch/de/newnsb/wfXCnG_3e5YLjE0EG3fgo

Verification Status: ✓ 01.05.2026

This text was created with the support of an AI model. Editorial Responsibility: clarus.news | Fact-Check: 01.05.2026