"Lachesis is described in traditional materia medica for left-sided complaints spreading to right, intolerance of tight clothing around neck, sleep-into-aggravation, and dark purplish congestion."

Latin NameLachesis muta

Common NameSurukuku / South American Bushmaster

KingdomAnimal

Remedy TypePolychrest

Clinical Description

Lachesis Muta (Bushmaster Snake Venom) is one of the greatest polychrests in homeopathy, proved and introduced into medicine by Dr. Constantine Hering in 1828. In classical homeopathic texts, it is celebrated for its profound action on the blood, nervous system, throat, circulatory system, and female reproductive cycle. Key features recorded in materia medica include left-sided pathogenetic laterality or symptoms beginning on the left and extending to the right (e.g. left-sided tonsillitis spreading to right), extreme cutaneous hyperesthesia with inability to tolerate anything tight around the neck, collar, or waist, striking aggravation during or immediately after sleep ('sleeps into the aggravation'), and general relief as soon as a normal discharge (menses, sweating, nasal flow) establishes.

Guiding Keynotes

Historically described for predominantly left-sided symptoms, or complaints spreading from left to right
Extreme cutaneous intolerance to touch or tight clothing around neck (collars, ties, necklaces) or waist
Marked aggravation during sleep or immediately on awakening ('sleeps into the aggravation'); wakes suffocating or frightened
General physical and mental amelioration as soon as a natural discharge begins (e.g. relief when menstrual flow starts)
Inflamed tissues, ulcers, and throat appear dark purple, bluish-red, or mottled with sluggish venous engorgement
Extraordinary loquacity: talks continuously with rapid changes of subject, jealousy, and suspiciousness

Mental-Emotional Symptoms

Intense jealousy, suspicion, and maliciousness; imagines conspiracies or enemies
Extraordinary loquacity with rapid jumps from one idea to another
Anxious apprehension and claustrophobia in crowded rooms or tight spaces

Physical / Particular Indicators

Left-sided tonsillitis or pharyngitis with dark purple fauces, severe pain on swallowing liquids or saliva, pain shooting to left ear
Menopausal disturbances: hot flashes, vertex headaches, palpitations, and emotional instability
Varicose ulcers, carbuncles, and cellulitis with dark purple margins and offensive dark blood

Modalities

Aggravation (Worse)

During and after sleep (cardinal modality)
Left side and lying on left side
Tight collars, waistbands, and constriction
Warmth of room, hot bath, and spring weather

Amelioration (Better)

Establishment of natural discharges (menstrual flow, sweating)
Cold drinks (soothes throat pain)
Open cool air and loosening clothing

Constitutional Mappings

Generalities

Warm-blooded, congestive patient. Strongly aggravated by sleep, morning on waking, warmth of sun, tight clothing, pressure on neck, and suppression of discharges. Ameliorated by appearance of discharges, cold drinks (throat), and open air.

Constitutional Type

Suited to intense, passionate, jealous, or menopausal individuals with florid purplish complexion and tendency to venous congestion.

Therapeutic Affinities

Organ Affinity

Blood, vascular system, and coagulation mechanismsThroat, larynx, and vocal apparatusCentral nervous system and female reproductive system

Miasmatic Affinity

PsoraSyphilisTubercular

Common Potencies

6C30C200C1M

Clinical Safety & Potency Guidance

Crude Bushmaster snake venom contains lethal hemotoxins and neurotoxins and requires source-specific toxicology guidance. A homeopathic dilution label does not by itself guarantee composition, quality, safety, or effectiveness. Acute venomous snakebite requires immediate emergency antivenom administration. Acute epiglottitis, upper airway obstruction, severe sepsis, or acute stroke requires emergency hospital resuscitation; this traditional profile must not delay proven care.

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Reference Citations & Evidence Sources

Classical Homeopathic Literature

CIT-0007Hahnemann S.. "The Chronic Diseases: Their Peculiar Nature and Their Homoeopathic Cure." Adolph Arnold (1828).

Materia Medica & Keynotes

CIT-0004Hahnemann S.. "Materia Medica Pura." Adolph Arnold (1811).
CIT-0005Kent J. T.. "Lectures on Homoeopathic Materia Medica." Boericke & Tafel (1905).
CIT-0006Boericke W.. "Pocket Manual of Homoeopathic Materia Medica." Boericke & Runyon (1901).

Clinical Reviews & Textbooks

CIT-0023National Center for Complementary and Integrative Health. "Homeopathy: What You Need To Know." National Institutes of Health (2021).

AI & Generative Search Citation Block

Entity IDR0053

Entity Typeremedy

Content Versionv1.1.0

Last Reviewed DateAug 14, 2026

Evidence LevelTraditional-Literature

Canonical Targethttps://homeo.healthcare/knowledge/remedies/lachesis-muta

Suggested Academic/LLM Citation format (AMA Style)

Dr. Narayan Jethwani. "Lachesis Muta (Bushmaster Snake Venom)." Homeo Healthcare Clinical Platform. Version 1.1.0. Reviewed: 2026-08-14T12:00:00Z. Available at: https://homeo.healthcare/knowledge/remedies/lachesis-muta

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All content on the Homeo Healthcare platform is strictly for educational purposes and is not personal medical advice, diagnosis, or treatment. Homeopathic remedy considerations are provided for clinician review or require individualized consultation with a qualified physician. Never delay seeking professional medical advice or emergency medical care due to content you have read on this website.