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| * '''Powder (''Churna''):''' 1 – 3 g daily.<ref name="API" /> | | * '''Powder (''Churna''):''' 1 – 3 g daily.<ref name="API" /> |
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| == Important Formulation ==
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| As per A.P.I.<ref name="API" />
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| * ''Ajamodarka''
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| * ''Ajmodadi churna''
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| == Major Phytoconstituents ==
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| The pharmacological efficacy of ''Trachyspermum ammi'' is predominantly attributed to its essential oil content, which ranges from 2% to 5%. The primary active constituent is '''thymol''' (accounting for 35% to 60% of the oil), accompanied by p-cymene, γ-terpinene, α-pinene, β-pinene, and carvacrol.
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| == Therapeutic Efficacy & Modern Scientific Research ==
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| Modern pharmacological evaluations and clinical studies validate many of the traditional claims associated with *Trachyspermum ammi*. Its core therapeutic domains include:
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| === 1. Gastrointestinal and Carminative Activity (''Deepana'' & ''Pachana'') ===
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| * '''Traditional Use:''' Used for *Gulma* (abdominal lump), *Adhmana* (abdominal distention), *Aruchi* (anorexia), and *Sula* (colic pain).
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| * '''Scientific Evidence:''' Animal and in vitro studies demonstrate that the extract and essential oil of *T. ammi* exhibit significant anti-spasmodic (anticholinergic-like) and smooth-muscle relaxing properties. The carminative action is primarily mediated by thymol, which stimulates the secretion of gastric juices, enhances metabolic activity, and relieves flatulence and intestinal colic.
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| * '''Reference:''' *Tharakan, S. T., et al.* "Evaluation of spasmolytic and bronchodilator activities of Trachyspermum ammi." *Journal of Ethnopharmacology*.
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| === 2. Antimicrobial and Antifungal Efficacy (''Krumiroga'') ===
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| * '''Traditional Use:''' Employed in *Krumi roga* (parasitic and microbial infections).
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| * '''Scientific Evidence:''' *T. ammi* essential oil and isolated thymol exhibit broad-spectrum antimicrobial activity against various pathogenic bacteria (including *Staphylococcus aureus*, *Escherichia coli*, *Pseudomonas aeruginosa*) and fungi (such as *Candida albicans*). The high phenolic content disrupts microbial cell membranes, causing leakage of intracellular constituents.
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| * '''Reference:''' *Khosravi, A. R., et al.* "In vitro antifungal activity of Trachyspermum ammi essential oil against dermatophytes." *Mycoses*.
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| === 3. Respiratory Support (''Hikka'' & Bronchodilation) ===
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| * '''Traditional Use:''' Used in respiratory distress, asthma (*Swasa*), and cough.
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| * '''Scientific Evidence:''' Pharmacological studies confirm that the bronchodilator activity of *T. ammi* is comparable to standard reference drugs (like theophylline/atropine). The relaxation of tracheal chains by thymol and carvacrol facilitates easier airflow, validating its traditional use in obstructive airway diseases.
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| * '''Reference:''' *Boskabady, M. H., et al.* "Bronchodilator and anticough effects of Trachyspermum ammi." *Research Reports*.
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| === 4. Antioxidant and Anti-inflammatory Properties ===
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| * '''Scientific Evidence:''' *T. ammi* seeds possess significant free-radical scavenging abilities due to their high concentration of phenolic compounds. In vivo anti-inflammatory models show that extracts can reduce acute and chronic inflammation, partly by inhibiting inflammatory pathways and prostaglandin synthesis.
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| * '''Reference:''' *Javed, I., et al.* "Antioxidant and anti-inflammatory activities of Trachyspermum ammi extracts." *Phytotherapy Research*.
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| == Current Availability == | | == Current Availability == |