Secale Cornutum (Ergot of Rye)

A cardinal vascular, neurological, and gynecological fungal remedy in classical homeopathic materia medica, historically described for internal burning heat with icy cold skin, extreme aversion to being covered, dry senile gangrene of extremities, and continuous passive dark liquid hemorrhages.

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Quick Reference Facts

Latin NameClaviceps purpurea
Common NameErgot of Rye
Source KingdomFungi (Clavicipitaceae family)
Thermal StateHot (Frantic intolerance of heat & covers despite cold skin)
High-Yield Clinical Pearl

"Secale Cornutum is described in traditional materia medica for icy cold skin with burning internal heat, frantic desire to uncover, dry gangrene of toes, and dark watery hemorrhage."

Latin NameClaviceps purpurea
Common NameErgot of Rye / Spurred Rye
KingdomFungi
Remedy TypePolychrest

Clinical Description

Secale Cornutum (Ergot of Rye) is a profound vascular, neuromuscular, and obstetrical fungal remedy proved by Samuel Hahnemann and Dr. Hartlaub. In classical homeopathic texts, it is celebrated for its extraordinary pathogenetic action on the unstriped muscular fibers, peripheral arterioles, spinal cord, and uterus. Key features recorded in materia medica include an unmistakable and paradoxical keynote: the skin and extremities feel icy cold and clammy to the touch yet the patient complains of intolerable internal burning heat and frantically uncovers, throws off all clothing, and cannot bear heat in any form; dry senile gangrene of toes, fingers, and extremities from intense arteriolar vasospasm; continuous passive dark thin watery hemorrhages from relaxed blood vessels; and severe formication (sensation of mice or ants creeping under the skin).

Guiding Keynotes

  • Historically described for paradoxical thermoregulatory state: body feels icy cold to touch, yet patient feels burning heat inside and cannot bear being covered
  • Frantic desire to be uncovered: uncovers entirely, throws off all bedclothes, and craves cold open air even in freezing weather
  • Dry senile gangrene of extremities: toes and fingers turn mottled, blue, cold, and shriveled, with burning pains relieved by cold air
  • Passive, continuous, painless uterine hemorrhage: dark, thin, watery, uncoagulated, offensive blood from relaxed atonic uterus
  • Formication: sensation as if ants or mice are crawling beneath the skin, with numbness, tingling, and tonic spasms
  • Violent, hour-glass uterine contraction or total uterine inertia during labor with prolonged, distressing, inefficient pains

Mental-Emotional Symptoms

  • Anxious, raving, and delirious with wild laughter and frantic desire to strip off all clothes
  • Apathy and stupor alternating with manic frenzy
  • Fear of death and profound melancholia in cachectic patients

Physical / Particular Indicators

  • Raynaud's phenomenon, Buerger's disease (thromboangiitis obliterans), and peripheral arterial ischemia
  • Severe choleraic diarrhea with watery, olive-green, gushing stools, extreme collapse, cold skin, and aversion to covers
  • Suppression of milk (agalactia) in nursing mothers with shriveled, atrophic breasts

Modalities

Aggravation (Worse)

  • Heat of room, warm bed, and warm applications
  • Covering up (produces agony and restlessness)
  • During pregnancy, parturition, and menses

Amelioration (Better)

  • Uncovering completely (throwing off all covers)
  • Cold open air and cold applications
  • Continuous gentle motion of extremities

Constitutional Mappings

Generalities

Intensely hot patient subjectively, despite objective icy coldness. Strongly aggravated by heat, warm room, warm covers, and touch. Ameliorated by cold air, uncovering, cold bathing, and moving affected limbs.

Constitutional Type

Suited to thin, scrawny, cachectic, prematurely aged women or elderly individuals with withered, desiccated skin and relaxed vascular tone.

Therapeutic Affinities

Organ Affinity
Peripheral arterioles, precapillary sphincters, and vasomotor nervesSmooth muscle (uterus, intestines, bladder sphincter)Spinal cord (posterior columns, sensory nerve roots)
Miasmatic Affinity
PsoraSyphilis
Common Potencies
6C30C200C1M

Clinical Safety & Potency Guidance

Crude ergot contains potent ergot alkaloids (ergotamine, ergonovine) causing severe ergotism, gangrenous vasoconstriction, and convulsions; source-specific toxicology guidance is required. A homeopathic dilution label does not by itself guarantee composition, quality, safety, or effectiveness. Acute peripheral arterial occlusion with threatened limb loss, acute dry gangrene with infection, active postpartum uterine hemorrhage with hypovolemic shock, or severe choleraic dehydration requires immediate emergency surgical/vascular/obstetric resuscitation; this traditional profile must not delay proven care.

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 IDR0067
Entity Typeremedy
Content Versionv1.1.0
Last Reviewed DateAug 14, 2026
Evidence LevelTraditional-Literature
Suggested Academic/LLM Citation format (AMA Style)

Dr. Narayan Jethwani. "Secale Cornutum (Ergot of Rye)." Homeo Healthcare Clinical Platform. Version 1.1.0. Reviewed: 2026-08-14T12:00:00Z. Available at: https://homeo.healthcare/knowledge/remedies/secale-cornutum

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