Swertia Chirata (Swertia chirata): Benefits, Dosage, Safety & Evidence

Questions fréquentes

How does Swertia chirata work to lower blood sugar?

Swertia chirata works primarily through its active compounds, such as swerchirin and mangiferin, which exhibit hypoglycemic properties. These constituents are believed to enhance insulin secretion and improve glucose metabolism. Additionally, the intense bitterness of amarogentin stimulates digestive secretions, supporting liver function and overall metabolic health. While these mechanisms are supported by animal studies, human clinical evidence remains limited (Evidence Level C), warranting further research to confirm these effects.

Does Swertia chirata interact with diabetes medications?

Yes, Swertia chirata may interact with antidiabetic medications. Because the herb possesses blood sugar-lowering properties (Evidence Level C), taking it alongside insulin or oral hypoglycemic drugs could theoretically cause additive effects, leading to hypoglycemia (abnormally low blood sugar). Patients managing diabetes should monitor their blood glucose levels closely and consult a healthcare provider before adding this herb to their regimen to adjust medication dosages if necessary.

What is the recommended dosage for Swertia chirata?

The standard adult dosage for Swertia chirata is 3 to 6 grams of the dried herb prepared as a decoction daily. Alternatively, 5 ml of a 1:5 tincture taken twice daily is commonly used in herbal practice. Due to its intensely bitter taste, it is often best consumed before meals to stimulate digestion. Dosage should always be tailored to the individual and used under professional guidance.

Is Swertia chirata safe to take during pregnancy?

No, Swertia chirata is considered unsafe during pregnancy. Traditional usage and safety classifications advise against its use for expecting mothers. The herb's potent bitter principles and uterine stimulant properties may pose risks of miscarriage or fetal complications. Additionally, it may cause significant nausea and gastrointestinal irritation. Women who are pregnant or breastfeeding should strictly avoid this herb.

Can Swertia chirata be used to treat malaria?

Swertia chirata has a long history of use in Ayurveda and Unani medicine for treating malaria and intermittent fevers (Traditional use). While laboratory studies suggest some antiparasitic activity, there is insufficient clinical evidence to recommend it as a standalone treatment for malaria (Evidence Level C). It is traditionally used as a supportive therapy for fever management, but patients should rely on standard antimalarial protocols prescribed by a doctor.

What are the side effects of taking Swertia chirata?

The most common side effects of Swertia chirata are gastrointestinal irritation and nausea, primarily due to its extreme bitterness. In sensitive individuals, this can lead to stomach upset or vomiting. It is contraindicated for individuals with hypoacidity (low stomach acid) or gastric ulcers, as the stimulation of gastric secretions may aggravate these conditions. Users should start with lower doses to assess tolerance.

Fiche d'information compilée à partir de PubMed

Cette fiche a été compilée à partir de résumés PubMed (NIH) avec l'assistance d'une IA. Chaque affirmation factuelle est citée par un article PubMed réel (voir la liste des sources). Elle n'a pas encore été révisée par un humain — confirmez auprès d'un professionnel de santé avant utilisation.

Compilé à partir de 30 articles PubMed · modèle : gemma4:31b

Résumé

Swertia chirata is an ethnomedicinal plant used in traditional systems like Ayurveda for its diverse therapeutic properties, including anti-inflammatory, antioxidant, and anticancer activities [PMID:29076426, PMID:21338178].

Contexte

Swertia chirata (also known as Chirayata in India) is a bitter-tasting plant belonging to the Gentianaceae family [PMID:30210007, PMID:39318902].

Usages traditionnels

In Ayurveda, it is used as a stomachic, febrifuge, antihelminthic, diuretic, and for the treatment of mental disorders [PMID:21338178]. It is also used in folk medicine for constipation, colic, diarrhea, asthma, chronic fever, malaria, liver disorders, and diabetes [PMID:29076426, PMID:21792726].

Composés actifs

Active phytochemicals include bitter secoiridoids (gentiopicroside, amarogentin, swertiamarin, isovitexin, and isogentisin) [PMID:30210007], xanthones (including 1,5,8-trihydroxy-3-methoxyxanthone and mangiferin) [PMID:33107489, PMID:33112542], and pentacyclic triterpenoids such as ursolic acid [PMID:26657265, PMID:29492371].

Mécanisme d'action

The plant exhibits antioxidant and anti-inflammatory activities [PMID:21338178, PMID:39318902]. It has been shown to activate detoxification enzymes (GST, GPx, SOD, and CAT) and reduce lipid peroxidation [PMID:15173996]. In isolated tissues, it demonstrates modulatory effects on the gut and airways, including the relaxation of carbachol-induced contractions in the trachea and inhibition of high K(+)-induced contractions in the jejunum, similar to verapamil [PMID:21792726].

Preuves cliniques

Preuve BGastrointestinal Nematodes (Sheep)

Administration of crude powder or extracts at 3 g/kg showed a significant reduction in eggs per gram of faeces [PMID:16815639]

Preuve DBreast Cancer (In vitro/In vivo)

Xanthones from S. chirata, specifically 1,5,8-trihydroxy-3-methoxyxanthone (TMX), demonstrated cytotoxic and anti-metastatic potential against breast adenocarcinoma frameworks [PMID:33107489, PMID:33112542]

Preuve DHepatotoxicity (Rats)

Methanol extracts provided protection (up to 81%) against paracetamol and galactosamine-induced hepatotoxicity [PMID:10190179]

Preuve DCOVID-19 (Hamster Model)

As part of the polyherbal formulation Ayush-64, S. chirata showed immunomodulatory potential, although it did not limit the lung viral load on its own [PMID:37765142]

Preuve DBacterial Infections (In vitro)

Dichloromethane fractions showed significant antimicrobial activity, particularly against Staphylococcus aureus [PMID:20387750]

Interactions médicamenteuses

A study on rat liver microsomes investigated the inhibition potential of S. chirata extract and ursolic acid on hepatic drug metabolizing isozymes CYP3A4 and CYP2D6 [PMID:26657265].

Synthèse des preuves

The evidence consists primarily of in vitro studies, animal models (rats, mice, sheep, hamsters), and literature reviews. There is a lack of human clinical trial data in the provided set.

Sources PubMed

1.PMID: 29076426 (2017) — Swertia chirata: A Comprehensive Review with Recent Advances. · Current pharmaceutical biotechnology
2.PMID: 30210007 (2019) — Amarogentin as Topical Anticancer and Anti-Infective Potential: Scope of Lipid Based Vesicular in its Effective Delivery. · Recent patents on anti-infective drug discovery
3.PMID: 21338178 (2010) — Highlighting the anti-carcinogenic potential of an ayurvedic medicinal plant, Swertia Chirata. · Asian Pacific journal of cancer prevention : APJCP
4.PMID: 39318902 (2024) — Anti-inflammatory and Antioxidant Activity of Neem and Kirata-Induced Silver Nanoparticles Against Oral Biofilm: An In Vitro Study. · Cureus
5.PMID: 34381094 (2021) — Optimization of harvest and extraction factors by full factorial design for the improved yield of C-glucosyl xanthone mangiferin from Swertia chirata.

Swertia Chirata

Sources et citations

Calculer une dose sûre de Swertia Chirata

Withania coagulans

Terminalia catappa

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Questions fréquentes

Résumé

Contexte

Usages traditionnels

Composés actifs

Mécanisme d'action

Preuves cliniques

Interactions médicamenteuses

Synthèse des preuves

Sources PubMed

Sources gouvernementales

Swertia Chirata

Sources et citations

Calculer une dose sûre de Swertia Chirata

Plantes associées

Withania coagulans

Terminalia catappa

Aralia Elata

Questions fréquentes

Résumé

Contexte

Usages traditionnels

Composés actifs

Mécanisme d'action

Preuves cliniques

Interactions médicamenteuses

Synthèse des preuves

Sources PubMed

Sources gouvernementales