She Took a Supplement for Constipation... And Ended up in the Cardiac ICU.

MedPage Today
MedPage TodayMay 6, 2026

Why It Matters

Unregulated supplements can deliver lethal toxins, exposing consumers and straining healthcare systems; tighter regulation and clinician vigilance are essential to prevent similar tragedies.

Key Takeaways

  • Teocote root supplement caused severe multi‑system toxicity in 24‑year‑old.
  • FDA warns some Teocote products contain poisonous yellow oleander.
  • Oleander toxicity mimics digoxin overdose, leading to cardiac failure.
  • Lack of regulation lets dangerous adulterants enter over‑the‑counter market.
  • Physicians urged to recognize digoxin‑like symptoms from herbal supplements.

Summary

A 24‑year‑old woman was rushed to the emergency department after taking four Raices de Teocote pills to treat constipation, only to develop confusion, nausea, vomiting, diarrhea, whole‑body numbness, abdominal pain and generalized malaise. The episode, reported by researchers, underscores a growing safety issue with herbal supplements marketed as Teocote root.

The FDA’s 2024 alert revealed that many of these products are adulterated with yellow oleander, a toxic plant native to Mexico and Central America. Oleander’s cardiac glycosides act like digoxin, a drug with a notoriously narrow therapeutic window, and can precipitate life‑threatening arrhythmias and cardiac arrest when overdosed.

Dr. Noah G. Berland warned, “This wasn’t the first and won’t be the last case until we better regulate the supplement industry.” The case was documented on MedPage Today, highlighting the diagnostic challenge of digoxin‑like toxicity from an unsuspected source.

The incident illustrates the urgent need for stricter oversight of dietary supplements, heightened clinician awareness of herbal‑induced cardiac toxicity, and greater consumer education about unverified products.

Original Description

When a 24-year-old woman took a dietary supplement called "raiz de tejocote," she encountered some dangerous and unpleasant side effects.
On arrival to the emergency department, she was experiencing confusion, nausea, vomiting, diarrhea, whole-body numbness, pain in her abdomen, and generalized malaise. She had taken four tejocote root pills 14 hours earlier to help trigger a bowel movement.

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