Mercurius Solubilis (Hahnemann's Soluble Mercury)

A cardinal glandular, oral, and syphilitic mineral polychrest in classical homeopathy, indicated for profuse night sweats without relief, excessive nocturnal salivation soaking the pillow, indented tongue taking teeth imprints, sensitivity to both heat and cold, and foul breath odor.

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Quick Reference Facts

Latin NameMercurius solubilis hahnemanni
Common NameHahnemann's Soluble Mercury
Source KingdomMineral
Thermal StateHuman thermometer (Sensitive to heat & cold)
High-Yield Clinical Pearl

"Mercurius is indicated in nocturnal salivation, profuse un-relieving night sweats, indented tongue, and intolerance to both heat and cold."

Latin NameMercurius solubilis hahnemanni
Common NameHahnemann's Soluble Mercury / Black Oxide of Mercury
KingdomMineral
Remedy TypePolychrest

Clinical Description

Mercurius Solubilis is a cornerstone syphilitic polychrest introduced and proved by Samuel Hahnemann. Celebrated for its unique action on lymphatic glands, oral mucosa, bone periosteum, and skin. Key features include profuse nocturnal sweating that brings no relief, excessive salivation soaking the pillow during sleep, a moist flabby tongue taking imprints of teeth, and extreme sensitivity to both heat and cold ('human thermometer').

Guiding Keynotes

  • Profuse nocturnal perspiration that affords no relief; bed sheets feel cold, wet, and uncomfortable
  • Excessive salivation (ptyalism) at night soaking the pillow; mouth is moist yet patient suffers unquenchable thirst
  • Flabby, swollen tongue with yellow coating, taking clear imprints of teeth along margins ('indented tongue')
  • Extreme thermal instability; sensitive to both heat and cold ('human thermometer')
  • Foul, offensive, metallic, or fetid odor from breath, sweat, stool, and all body discharges
  • Tremor of hands, tongue, and limbs ('mercurial tremor'); worse from mental or physical exertion

Mental-Emotional Symptoms

  • Memory weak, mind sluggish, and answers questions slowly; loss of willpower
  • Anxiety and restlessness at night with fear of losing mind or committing violence
  • Suspicious, mistrustful, and impulse to do harm when contradicted

Physical / Particular Indicators

  • Aphthous stomatitis, gingivitis, bleeding gums, and foul pyorrhea with loose teeth
  • Suppurative tonsillitis with pharyngeal ulcers, dirty yellow coating, and lancinating pain to ears on swallowing
  • Dysentery with severe tenesmus ('never-get-done' feeling) and bloody slimy stools
  • Nocturnal bone pains (osteocopic pains) in tibia, skull, and sternum

Modalities

Aggravation (Worse)

  • Night (sunset to sunrise)
  • Warmth of bed and extreme heat
  • Cold damp weather and drafts
  • Perspiration (does not relieve)

Amelioration (Better)

  • Moderate uniform temperature
  • Rest during daytime

Constitutional Mappings

Generalities

Sensitive to both heat and cold. Strongly aggravated at night, by warm bed, damp weather, and sweating.

Constitutional Type

Suited to scrofulous, lymphatic individuals with sallow skin, oily hair, weak stamina, and tendency to suppuration.

Therapeutic Affinities

Organ Affinity
Lymphatic glands and mucous membranesOral cavity (salivary glands, teeth, tongue, gums)Vascular system, liver, and bones
Miasmatic Affinity
SyphilisPsoraSycosis
Common Potencies
6C30C200C1M

Clinical Safety & Potency Guidance

Source material is a mercurial chemical compound. Elemental mercury is a toxic heavy metal. Homeopathic potentized preparations (6C, 30C, 200C) are non-toxic and contain no free heavy metal ions. Clinical dental or medical evaluation is required for severe ulcerative stomatitis, dysentery, or deep bone infections.

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).

AI & Generative Search Citation Block

Entity IDR0016
Entity Typeremedy
Content Versionv1.1.0
Last Reviewed DateAug 1, 2026
Evidence LevelTraditional-Literature
Suggested Academic/LLM Citation format (AMA Style)

Dr. Narayan Jethwani. "Mercurius Solubilis (Hahnemann's Soluble Mercury)." Homeo Healthcare Clinical Platform. Version 1.1.0. Reviewed: 2026-08-01T12:00:00Z. Available at: https://homeo.healthcare/knowledge/remedies/mercurius-solubilis

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