Talk:Abhaya: Difference between revisions
Dridhabala (talk | contribs) No edit summary |
No edit summary |
||
| Line 1: | Line 1: | ||
Terminalia chebula Retz. var. typica | [https://en.wikipedia.org/wiki/Terminalia_chebula Terminalia chebula Retz. var. typica] | ||
{{Infobox | {{Infobox | ||
| Line 6: | Line 6: | ||
|data1 = Herb database/Abhaya | |data1 = Herb database/Abhaya | ||
|label2 = Botanical name(s) | |label2 = Botanical name(s) | ||
|data2 = Terminalia chebula Retz. var. typica | |data2 = [https://en.wikipedia.org/wiki/Terminalia_chebula Terminalia chebula Retz. var. typica] | ||
|label3 = Family | |label3 = Family | ||
|data3 = Combretaceae | |data3 = Combretaceae | ||
| Line 12: | Line 12: | ||
|data4 = Available | |data4 = Available | ||
|label5 = Contributors | |label5 = Contributors | ||
|data5 = | |data5 = Dravyaguna Team | ||
|label6 = Year of publication | |label6 = Year of publication | ||
|data6 = | |data6 = 2025 | ||
|label7 = Publisher | |label7 = Publisher | ||
|data7 = [[Charak Samhita Research, Training and Skill Development Centre]] | |data7 = [[Charak Samhita Research, Training and Skill Development Centre]] | ||
| Line 20: | Line 20: | ||
|data8 = Awaited | |data8 = Awaited | ||
}} | }} | ||
'''Therapeutic Monograph: [https://en.wikipedia.org/wiki/Terminalia_chebula Terminalia chebula Retz. var. typica] (Haritaki)''' is a comprehensive review of the botanical profile, phytochemical composition, and contemporary pharmacological evaluation of the highly revered medicinal plant ''[[Terminalia chebula]]''. | |||
==English name == | ==English name == | ||
| Line 30: | Line 32: | ||
==Other Varieties / Other Botanical names== | ==Other Varieties / Other Botanical names== | ||
* Buceras chebula (Retz.) Lyons | * Buceras chebula (Retz.) Lyons | ||
* Combretum argyrophyllum K.Schum. | * Combretum argyrophyllum K.Schum. | ||
| Line 44: | Line 47: | ||
* Terminalia zeylanica Van Heurck & Müll. Arg. | * Terminalia zeylanica Van Heurck & Müll. Arg. | ||
== | == Botanical Profile & Traditional Context == | ||
''Terminalia chebula'' Retz., popularly known as '''Haritaki''' (or Harad), is a deciduous tree native to South Asia, spanning [[India]], [[Nepal]], and [[Sri Lanka]]. It is widely regarded in [[Ayurveda]] as the "King of Medicines" (Prana) and is a primary constituent of the renowned formula '''[[Triphala]]'''. | |||
In traditional medicine, Haritaki is classified as a *Rasayana* (rejuvenative) and is believed to balance all three [[Dosha|doshas]] (Vata, Pitta, and Kapha). Its historical indications include gastrointestinal disorders, metabolic complications, cognitive decline, chronic inflammation, and wound healing. | |||
== Synonyms in Charak Samhita== | == Synonyms in Charak Samhita== | ||
| Line 52: | Line 58: | ||
==Additional Synonyms in Bhavaprakasha Nighantu== | ==Additional Synonyms in Bhavaprakasha Nighantu== | ||
Abhaya, Kayastha, Putana, Amruta, Haimavati, Avyatha, Chetaki, Shreyasi, Shiva, Vayastha, Vijaya, Jivanti, Rohini | Abhaya, Kayastha, Putana, Amruta, Haimavati, Avyatha, Chetaki, Shreyasi, Shiva, Vayastha, Vijaya, Jivanti, Rohini | ||
| Line 78: | Line 85: | ||
===Kaiyadeva Nighantu=== | ===Kaiyadeva Nighantu=== | ||
Mentioned 3 types<ref>Prof. Priya Vat Sharma, Kaiyadev Nighantu, Aushadhi Varga, Translated by Dr. Guru Prasada Sharma, Chaukhambha Orientalia, Delhi; </ref> | Mentioned 3 types<ref>Prof. Priya Vat Sharma, Kaiyadev Nighantu, Aushadhi Varga, Translated by Dr. Guru Prasada Sharma, Chaukhambha Orientalia, Delhi; </ref> | ||
# Niraja | # Niraja | ||
# Vanaja | # Vanaja | ||
# Parvatiya | # Parvatiya | ||
===Prashasta Haritaki (Qualities of Best Haritaki)=== | ===Prashasta Haritaki (Qualities of Best Haritaki)=== | ||
* Nava – new | * Nava – new | ||
* Snigdha – Unctuous | * Snigdha – Unctuous | ||
| Line 126: | Line 136: | ||
===Contra indications of Haritaki=== | ===Contra indications of Haritaki=== | ||
* Adhwatikhinna – Tired of walking | |||
* Adhwatikhinna – Tired of walking, depressed | |||
* Balavarjita – weak | * Balavarjita – weak | ||
* Ruksha – who has dryness in body | * Ruksha – who has dryness in body | ||
| Line 136: | Line 147: | ||
===Haritaki Prayoga in different forms=== | ===Haritaki Prayoga in different forms=== | ||
# Charvita – Chewed and swallowed increases Agni. | # Charvita – Chewed and swallowed increases Agni. | ||
# Peshita (Powder) – When triturated, acts as Malashodhaka (purifies faeces) | # Peshita (Powder) – When triturated, acts as Malashodhaka (purifies faeces) | ||
| Line 213: | Line 224: | ||
==Dose== | ==Dose== | ||
3-6 gm of the drug in the powder form.<ref>Anonymous. The Ayurvedic Pharmacopoeia of India. Department of Ayush, Ministry of Health and Family welfare, Govt. of India, New Delhi, Part I. 1986; Volume I:31</ref> | 3-6 gm of the drug in the powder form.<ref>Anonymous. The Ayurvedic Pharmacopoeia of India. Department of Ayush, Ministry of Health and Family welfare, Govt. of India, New Delhi, Part I. 1986; Volume I:31</ref> | ||
| Line 228: | Line 240: | ||
* Pathyadi Lepa | * Pathyadi Lepa | ||
== Current availability== | == Current availability== | ||
| Line 239: | Line 250: | ||
* East Asia - China | * East Asia - China | ||
== Current researches == | |||
== Phytochemical Composition == | |||
The therapeutic versatility of ''Terminalia chebula'' arises from its complex secondary metabolite profile, particularly abundant in its dried fruit pericarp: | |||
* '''Hydrolyzable Tannins:''' Extremely rich in chebulinic acid, chebulagic acid, corilagin, terchebin, and punicalagin. | |||
* '''Phenolic Acids:''' High yields of [[gallic acid]] and [[ellagic acid]]. | |||
* '''Flavonoids:''' [[Rutin]], [[quercetin]], and luteolin. | |||
* '''Other Constituents:''' Saponins, [[amino acids]], and fixed oils containing palmitic, oleic, and linoleic acids. | |||
== Pharmacological Activities & Therapeutic Efficacy == | |||
=== Gastrointestinal Prokinetic and Cytoprotective Effects === | |||
Haritaki is most recognized for its profound influence on the gastrointestinal tract, functioning both as a mild laxative and a mucosal protective agent. | |||
* '''Mechanism:''' It accelerates gastric emptying and intestinal transit time by stimulating smooth muscle contractility. Concurrently, it enhances the gastric mucosal defense barrier by increasing mucin secretion and reducing lipid peroxidation. | |||
* '''Scientific Evidence:''' Clinical and animal models indicate that ''T. chebula'' provides substantial protection against experimental gastric ulcers by normalizing total acidity and pepsin output while augmenting cytoprotective factors.<ref name="Tamhane1997"/> | |||
=== Pro-Cognitive and Neuroprotective Properties === | |||
Recent research highlights Haritaki's ability to combat neurodegenerative pathways associated with [[Alzheimer's disease]] and cognitive decline. | |||
* '''Mechanism:''' Active constituents like chebulinic acid act as potent [[acetylcholinesterase]] (AChE) inhibitors, preserving acetylcholine levels in synapses. Furthermore, it suppresses neuroinflammation by inhibiting microglia activation. | |||
* '''Scientific Evidence:''' Studies show that aqueous extracts significantly attenuate amyloid-β induced neurotoxicity and oxidative stress in cortical neurons, preserving spatial memory and cognitive performance in animal designs.<ref name="Afshari2016"/> | |||
=== Anti-Diabetic and Advanced Glycation End-product (AGE) Inhibition === | |||
Haritaki serves as an effective intervention against type 2 diabetes and its long-term vascular complications. | |||
* '''Mechanism:''' It significantly inhibits α-glucosidase and α-amylase, delaying carbohydrate digestion. Uniquely, its polyphenols block the formation of Advanced Glycation End-products (AGEs), which damage blood vessels in diabetic patients. | |||
* '''Scientific Evidence:''' In vivo research demonstrated that standard oral administration of ''T. chebula'' seed extract resulted in a dose-dependent reduction in blood glucose, comparable to standard oral hypoglycemic drugs like glibenclamide, alongside an increase in plasma insulin levels.<ref name="Murali2007"/> | |||
=== Broad-Spectrum Antimicrobial and Anti-Biofilm Action === | |||
The plant exhibits strong inhibitory effects against a diverse array of bacterial, fungal, and viral pathogens. | |||
* '''Mechanism:''' Tannins disrupt microbial cell wall integrity, precipitate structural proteins, and prevent bacterial adherence necessary for biofilm formation. | |||
* '''Scientific Evidence:''' Extracts have demonstrated powerful efficacy against cariogenic bacteria like ''[[Streptococcus mutans]]'' (reducing dental plaque formation) and clinically relevant multi-drug resistant pathogens, including ''[[Helicobacter pylori]]''.<ref name="Aneja2009"/> | |||
=== Cardioprotective and Anti-Inflammatory Efficacy === | |||
Haritaki supports cardiovascular health by lowering oxidative stress within vascular tissues and managing lipid profiles. | |||
* '''Mechanism:''' It reduces myocardial lipid peroxidation, downregulates pro-inflammatory cytokines (TNF-α, IL-6), and preserves endogenous cellular antioxidants like [[superoxide dismutase]] (SOD). | |||
* '''Scientific Evidence:''' Studies show that pre-treatment with ''T. chebula'' significantly mitigates lysosomal enzyme leakage and preserves myocardial architecture during chemical-induced myocardial infarction models.<ref name="Suchalatha2005"/> | |||
== Safety, Toxicity, and Dosage == | |||
* '''Acute Toxicity:''' ''Terminalia chebula'' is highly safe for therapeutic consumption. Oral acute toxicity evaluations indicate an [[LD50]] exceeding 2000 mg/kg body weight in animal cohorts. | |||
* '''Precautions:''' Due to its potent astringent and prokinetic nature, it should be used with caution during acute diarrhea, severe dehydration, or pregnancy unless explicitly monitored by a healthcare professional. | |||
* '''Standard Therapeutic Dosage:''' | |||
** ''Fruit Powder (Churna):'' 3–6 g daily mixed with warm water or honey. | |||
** ''Standardized Extract:'' 250–500 mg twice daily. | |||
== Summary of Therapeutic Profile == | |||
{| class="wikitable sortable" style="text-align: left;" | |||
|+ Therapeutic Applications of ''Terminalia chebula'' | |||
! Indication | |||
! Active Biomolecules | |||
! Primary Pharmacological Action | |||
|- | |||
| '''Gastrointestinal Dysmotility''' | |||
| Tannins, Chebulinic acid | |||
| Prokinetic activity, Mucosal cytoprotection | |||
|- | |||
| '''Cognitive Decline / Dementia''' | |||
| Gallic acid, Chebulagic acid | |||
| [[Acetylcholinesterase inhibitor|Acetylcholinesterase inhibition]], Anti-amyloidogenesis | |||
|- | |||
| '''Type 2 Diabetes''' | |||
| Chebulinic acid, Ellagic acid | |||
| α-glucosidase inhibition, AGE inhibition | |||
|- | |||
| '''Dental Caries & Infections''' | |||
| Polyphenols, Flavonoids | |||
| Anti-biofilm matrix disruption, Anti-adherence | |||
|} | |||
== References == | |||
{{Reflist|refs= | |||
<ref name="Tamhane1997">{{cite journal |last1=Tamhane |first1=M. D. |last2=Thorat |first2=S. P. |last3=Rege |first3=N. N. |last4=Dahanukar |first4=S. A. |year=1997 |title=Effect of Oral Administration of Terminalia chebula on Gastric Emptying and Cecal Transit Time |journal=Journal of Postgrad Medicine |volume=43 |issue=1 |pages=12–13}}</ref> | |||
<ref name="Afshari2016">{{cite journal |last1=Afshari |first1=A. |last2=Sadeghnia |first2=H. R. |last3=Asadpour |first3=E. |year=2016 |title=Neuroprotective effects of Terminalia chebula fruit extract against t-butyl hydroperoxide-induced oxidative stress in neurons |journal=Avicenna Journal of Phytomedicine |volume=6 |issue=1 |pages=73–82}}</ref> | |||
<ref name="Murali2007">{{cite journal |last1=Murali |first1=Y. K. |last2=Anand |first2=P. |last3=Murthy |first3=P. S. |last4=Murthy |first4=Ch. V. |year=2007 |title=Antidiabetic and antihyperlipidemic effects of Terminalia chebula seed extract in streptozotocin-induced diabetic rats |journal=Journal of Ethnopharmacology |volume=109 |issue=3 |pages=532–535}}</ref> | |||
<ref name="Aneja2009">{{cite journal |last1=Aneja |first1=K. R. |last2=Joshi |first2=R. |year=2009 |title=Evaluation of antimicrobial potential of fruit extracts of Terminalia chebula against salivary samples and micro-organisms associated with dental caries |journal=Journal of Herbal Medicine and Toxicology |volume=3 |issue=2 |pages=133–138}}</ref> | |||
<ref name="Suchalatha2005">{{cite journal |last1=Suchalatha |first1=S. |last2=Devi |first2=C. S. |year=2005 |title=Protective effect of Terminalia chebula against lysosomal enzyme leakage in experimental myocardial infarction |journal=Indian Journal of Experimental Biology |volume=43 |issue=6 |pages=520–523}}</ref> | |||
}} | |||
[[Category: Database of herbs and minerals | Herbs]] | [[Category: Database of herbs and minerals | Herbs]] | ||