Question 1

How does Xylocarpus granatum work to treat diarrhea and malaria?

Accepted Answer

Xylocarpus granatum contains limonoids, including xylomollin, along with tannins and phenolic compounds that contribute to its medicinal effects. The tannins exert astringent properties that help reduce intestinal inflammation and fluid secretion, explaining its antidiarrheal action. Preliminary laboratory studies suggest the limonoids may inhibit Plasmodium parasite development, supporting traditional antimalarial use. However, the exact molecular mechanisms remain poorly understood and require further investigation. Evidence Level: C (preliminary studies).

Question 2

Is Xylocarpus granatum safe to take during pregnancy?

Accepted Answer

Xylocarpus granatum is considered unsafe during pregnancy and should be avoided. There is insufficient safety data regarding its use in pregnant women, and traditional medicine practitioners generally advise against it. Some plant constituents may potentially stimulate uterine contractions or affect fetal development. Women who are pregnant, planning pregnancy, or breastfeeding should not use this herb. Always consult a qualified healthcare provider before using any herbal remedy during pregnancy. Evidence Level: D (insufficient safety data).

Question 3

What is the recommended dosage of Xylocarpus granatum bark?

Accepted Answer

The traditional adult dosage for Xylocarpus granatum is 5-10 grams of dried bark prepared as a decoction. To prepare, boil the bark in water for 15-20 minutes, then strain before consumption. This decoction is typically taken once or twice daily for diarrhea or fever. Standardized commercial extracts are not widely available, and dosing recommendations are based primarily on traditional use rather than clinical trials. Evidence Level: C/Traditional.

Question 4

Does Xylocarpus granatum interact with antimalarial medications?

Accepted Answer

There are no well-documented drug interactions for Xylocarpus granatum in the scientific literature. However, due to limited clinical research, caution is advised when combining this herb with prescription antimalarial medications, as additive or antagonistic effects remain unknown. The tannin content may potentially reduce absorption of certain medications if taken simultaneously. Patients should consult healthcare providers before combining herbal remedies with prescription treatments. Evidence Level: D (insufficient data).

Question 5

What is Xylocarpus granatum used for in traditional medicine?

Accepted Answer

Xylocarpus granatum, commonly known as the cannonball mangrove, has been used in Southeast Asian traditional medicine for treating diarrhea, reducing fever, and as an antimalarial remedy. Indigenous communities in coastal regions have employed the bark for generations to manage gastrointestinal ailments and febrile conditions. The herb continues to be used in folk medicine despite limited clinical evidence supporting its efficacy. Evidence Level: C/Traditional.

Xylocarpus granatum

Sources & Citations

Summary

Background

Traditional uses

Active compounds

Mechanism of action

Clinical evidence

Evidence summary

PubMed sources

Government sources