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Mineral · simple

Mercurius Cyanatus

MERC CY · 7 entries across 7 books
PreparationSolution. Trituration. Clarke
6X–30X
Sixth to thirtieth potency. Aggravation is apt to occur from potencies below the sixthDose · Boericke

Reason for use

Authorities. 1 , Olivier and Kapeler, fatal poisoning by about 23 1/2 grains, Archiv. Gén. de Méd., 1825, vol. 9, p. 99 (Bibl. Hom., 1869); 2 , L. Simon, poisoning of M. X., aged nineteen, by about a teaspoonful of a saturated solution, Bull. d. l. Soc. Mod. Hom. de France, 1863, x, p. 340; 3 , Moose, Virchow's Archiv, 1864 (S. J., 125, 174), a student took a solution of 2 grains in beer; 4 , Thibert, fatal poisoning by 100 grains, Christison on Poisons, fourth edition, p. 427 (Bibl. Hom., 1869).

The full T. F. Allen text, by section

Mind

Excitement, at night (second day), [2] .

Night sleepless; great excitement and incessant talking; is angry with the attendant, and raved furiously (first and third day), [2] .

Vertigo

Vertigo, [3] .

Vertigo, on sitting up, with loud ringing in the ears, on sitting up in bed (second day), [2] .

Head

Headache and vertigo, several days, [3] .

Very severe headache (fourth day), [1] ; at night (second day), [2] .

Tearing headache, especially in the forepart of the night (eight day), [2] .

Eye.

Eyes sunken (after eleven hours), [2] .

Eyes fixed (fourth day), [1] . [10.]

Conjunctiva injected (fourth day), [1] .

Pupils greatly dilated, [3] .

Ear.

Ringing in the ears (second day), [2] .

Nose

Profuse epistaxis, recurring several times a day, for two weeks (after four days), [3] .

Face

Expression serious (fourth day), [1] .

Face flushed (fourth day), [1] .

Face cyanotic, [3] . Complexion slightly cyanotic (after eleven hours), [2] . Face pale and wan (after eleven hours), [2] .

Teeth

Teeth painful (eleventh day), [2] . Gums. [20.]

Gums swollen, and covered with a thin, adhesive, whitish coating, above which is a border of bluish-red (third day), [2] . Tongue.

Tongue pale (after eleven hours); with yellow coating at base (after nineteen hours); edges of tongue redder, base covered with a gray metallic-looking coat, in morning (second day); tongue swollen, red on the edges, and covered by a very adhesive gray coating (third day); tongue again covered with a grayish coating (ninth day); tongue still covered with a grayish coat (thirteenth day), [2] . Eight blisters on the left margin of the tongue and on the soft palate, opening and developing into irregular ulcers; these ulcers afterwards from on the right margin of the tongue (fourth day), [3] . General Mouth. Buccal mucous membrane red and injected (third day); a round ulcer, with grayish base and upright edges, and encircled with bright red, on the inside of the right cheek (fourth day); the ulcer in the mouth has spread, and is covered by a large gray leathery coating (fifth and sixth days), [2] .

Inflammation of the whole buccal cavity, [4] .

The lips, tongue, and inside of cheeks covered with a grayish-white pulp (fourth day), [1] . Saliva.

Constant and copious flow of saliva, smelling as in mercurial salivation (fourth day), [1] .

Taste

Bitter taste, [3] . Very disagreeable styptic taste in mouth (after eleven hours), [2] . Very disagreeable metallic taste (ninth day), [2] .

Throat

[30.]

*Great redness of the fauces, with difficulty of swallowing (third day), [2] . Redness and injected appearance at the base of the pharynx (after nineteen hours), [2] .

The mucous lining of the pharynx is red and injected (third day), [2] . *A white opalescent coating, resembling the superficial mucous patches of syphilis, on the pillars of the velum palati, and on the tonsils (fourth day), [2] . Roughness of throat (after nineteen hours), [2] .

*Difficult deglutition (after nineteen hours), [2] .

Salivary glands swollen (fourth day), [1] .

Appetite

Aversion to food (ninth day), [2] . Thirst.

Thirst, [3] .

Great thirst (fourth day), [1] . [40.]

Intense thirst; but drinks are speedily vomited (after eleven hours); burning thirst, without vomiting of ingesta (after nineteen hours); intense thirst; but he cannot bear soups or hot drinks, which always seem to salt (fifth and sixth days); thirst returned (ninth day), [2] .

Hiccough. Incessant hiccough, for twenty-four hours (seventh day), [2] . No vomiting, but very troublesome hiccough (eighth and night days), [1] .

Nausea and Vomiting.

Violent retching from merely thinking of sugared water (after eleven hours), [2] .

Nausea and vomiting (soon), [2] . Drinks a great deal of milk and albuminous water; vomits six times, but much less than he had drank (first night), [2] . Constant nausea, with frequent vomiting after drinking (fourth day), [1] . Persistent vomiting (after a few minutes), [3] . Nausea; and a little greenish-yellow vomiting, after soup (ninth day), [2] .

Bilious vomiting twice, with scanty ejecta, but a great deal of retching (first day), [2] . [50.] Repeated vomiting of bloody matter (immediately), [1] .

Stomach

Burning at the stomach (after nineteen hours), [2] .

Epigastrium sensitive to pressure (after nineteen hours), [2] . Violent irritation of the stomach, [4] .

Abdomen

Abdomen soft; not painful on pressure (fourth day), [1] . Some pain in abdomen; yet it is not swollen, and is but little sensitive (fifth and sixth days), [2] . Very severe pains in the whole abdomen (immediately), [1] . Colic (ninth day), [2] .

Excessive colic, aggravated by every evacuation, [2] . Abdomen slightly painful (on pressure), (after nineteen hours), [3] . [60.] Abdomen not swollen; rather sensitive to pressure (after nineteen hours), [2] .

Rectum And Anus.

Small haemorrhoidal tumors around the anus, with knobby swelling of the mucous membrane (twentieth day), [2] .

Pains in the rectum, and around the anus, when sitting (fourteenth and fifteenth days). Pains in the rectum intolerable; sensitive, light-red swelling around the anus (seventeenth day). No stool; but, on straining, a little clear black blood is discharged (nineteenth day). Haemorrhage occurred six times, and was profuse (twentieth day). Grayish diphtheritic-looking deposit around the anus, quite similar to that on the inside of the cheeks; the part is also eroded; it looks exactly like what are called "ulcerated mucous patches" (twenty-first and twenty-third days). Fetid liquid discharge from the rectum, having a gangrenous odor, and leaving large black stains on the linen (twenty-fourth day). Gangrenous odor much less; discharge still copious; but more decidedly purulent-looking (twenty-fifth day). Diminished discharge, serous, and almost odorless (twenty-eighth day), [2] . Urging.

Frequent urging to stool, preceded and accompanied by tenesmus (fourth day), [1] .

Great desire for stool, with diarrhoea and vomiting (after ten minutes), [3] .

Stool

Diarrhoea. Frequent diarrhoeic stools, preceded by very severe colic (soon). Six bad-smelling diarrhoeic stools (first day). Eight offensive, green, slimy stools (first night). Six slimy diarrhoeic stools, with a little tenesmus (third day). Diarrhoea (eighth day). A hard, followed by a soft stool; at night, two liquid stools, preceded by severe griping (ninth day). Very copious diarrhoea; twelve stools daily, black, liquid, and highly offensive (eleventh and twelfth days). Eight stools in twenty-four hours; more yellow; one of them somewhat bloody (thirteenth day), [2] .

Frequent and copious stools (immediately), [1] . Thin blood stools, [3] . The stools were mixed with blood, for five days, after which they were mostly pasty, dark-colored and flocculent, then becoming normal; after about two weeks the patient was obstinately constipated, [3] . Stools scanty, and mixed with blood (after four days), [1] . Constipation. [70.]

Constipation (fifth and sixth days), [2] .

No stools (ninth day), [1] .

Urinary Organs

Micturition. Micturition somewhat painful (second day), [2] .

Retention of urine, [4] ; (after four days), [1] ; for twenty-four hours (after eleven hours), [2] .

Urine

Urine amber-yellow (second day), [2] . Complete suppression of urine for five days (the bladder was always completely empty); the secretion of urine then gradually returned; the urine contained at first much albumen, afterwards less, and after two weeks became perfectly normal (after three days), [3] . Urine found in bladder was highly albuminous, [4] .

Sexual Organs

Semi-erection of penis (persisting even after death), (fourth day), [1] .

Dark-blue color of scrotum and penis (persistent after death), (fourth day), [1] .

Respiratory Organs.

Slight cough (fourth day), [1] . [80.]

Respiration free (fourth day), [1] .

Chest

Chest sounds clear throughout (fourth day), [1] .

Heart And Pulse.

Heart's Action. Violent and abrupt beating of the heart (sixth day), [1] . Strong palpitation of the heart, lifting up the hand applied to the chest (fourth day), [1] . Heart's impulse and sound weak, [3] .

Pulse

Pulse weak, 130, [3] .

Pulse 70 to 76; small but compressible (after eleven hours). Pulse 90; stronger and more frequent (after nineteen hours). Pulse 70 to 75, weak (eighth day). Pulse weak, but quicker (ninth day). Pulse 100; stronger (thirteenth day), [2] . Pulse moderately frequent, rather slow, but full and hard (fourth day), [1] .

Pulse small, slow, and contracted (eighth day), [1] . The pulse continued to sink constantly for twelve days, until it was only 52, after which it rose during the next week to 104; in the evening of the eighteenth day it was 88; nineteenth day 76, and regular; during the first two weeks it had been irregular and intermitting, [3] .

Extremities In General. [90.] Slight spasms of the extremities (seventh and eighth days), [1] .

Inferior Extremities. Severe pain in left calf; the veins of the part form two hard cords, which meet together a little above the popliteal space. The slightest contact is very painful (twenty-fifth day). Leg about same; it swells when standing (twenty-eighth day), [2] .

General Symptoms.

General appearance as in the first stage of severe epidemic cholera (after eleven hours), [2] . Lying on right side, supported on the arm (fourth day), [1] . *General debility (eighth day), [1] ; (ninth day), [2] .

*Great weakness, so that he cannot stand up (second day), [2] .

Great weakness and prostration in consequence of frequent bleeding of the nose, for two or three weeks, [3] .

*Extreme prostration (ninth day), [1] . General debility during the diarrhoea, and at last he fell to the floor in a swoon, [2] .

Repeated swoons (ninth day), [1] . [100.]

Frequent fainting (eighth day), [1] .

Sleep

Drowsiness, with easy waking (eighth day), [1] . Night restless; not sleep (sixth day), [1] .

Fever

Icy coldness (soon), [2] . Icy coldness of skin (after eleven hours), [2] .

Skin has recovered warmth (after nineteen hours), [2] . Great sensation of coldness, [3] . Extremities cold, in the evening (eighth day), [1] .

Extremities very cold, [3] . Fever at night, with sleeplessness and severe pains in the head (fourth day), [2] . [110.]

*Skin moist and cold (ninth day), [2] .

Complete text of the Mercurius Cyanatus entry in T. F. Allen - Encyclopaedia of Pure Materia Medica; origin and preparation from Clarke. Historical text from the classical materia medica (1828–1950). Not medical advice, and not a claim that any remedy works.
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More on Mercurius Cyanatus

Simple remedy · Mineral

7 entries across 7 books · abbreviations: MERC CY, MERC-CY

Remedies said to end or reduce the action of Mercurius Cyanatus, for example if it has caused an unwanted reaction. What is an antidote?

Antidoted byNo antidote recorded in these books

Entries

1 Boericke

MERCURIUS CYANATUS · William Boericke · 1,901 chars

2 Kent

Mercurius Cyanatus · James Tyler Kent · 330 chars

3 Clarke

Mercurius Cyanatus · John Henry Clarke · 5,431 chars

4 Hering

Mercurius Cyanatus · Constantine Hering · 10,940 chars

6 Nash

Mercurius Cyanatus · E. B. Nash · 1,541 chars

14 T. F. Allen · shown above

MERCURIUS CYANATUS · Timothy Field Allen · 11,018 chars

23 T. F. Allen

MERCURIUS CYANATUS · Timothy Field Allen · 378 chars

Relations (this remedy →)

complementary 1Hepatica Triloba

Backlinks (other remedies → this one)

Research (25)

Papers in PubMed that mention this remedy together with homeopathy, newest first.

Show 25 papers
  1. Environmental Homeopathy: Homeopathic Potencies Regulate the Toxicity and Growth of Raphidiopsis raciborskii (Cyanobacteria) and can be Tracked Physico-Chemically. Part 1: Biological ResultsMohammad SN, Pinto AAG, Silva RAD et al. · Homeopathy : the journal of the Faculty of Homeopathy · 2025 · doi
  2. Efficacy of Individualized Homeopathic Treatment in Uncomplicated Odontogenic Infections: A Randomized, Double-blind, Placebo-controlled Clinical TrialSasmal S, Dey S, Ghosh S et al. · Alternative therapies in health and medicine · 2025
  3. Environmental Homeopathy: Homeopathic Potencies Regulate the Growth and Toxicity of Raphidiopsis raciborskii (Cyanobacteria) and can be Tracked Physico-Chemically. Part 2: Physico-chemical ResultsMohammad SN, Pinto AAG, Silva RAD et al. · Homeopathy : the journal of the Faculty of Homeopathy · 2025 · doi
  4. Homeopathic Medicines in Second Wave of COVID-19: Prognostic Factor ResearchManchanda RK, Miglani A, Chakraborty M et al. · Homeopathy : the journal of the Faculty of Homeopathy · 2023 · Observational Study · doi
  5. Test of a Homeopathic Algorithm for COVID-19: the Importance of a Broad PerspectiveMiglani A, Manchanda RK, Kalsi A et al. · Homeopathy : the journal of the Faculty of Homeopathy · 2023 · doi
  6. Self-assembled Patterns Formed in Evaporating Droplets to Analyze Bi-component Homeopathic Preparations in the Low Dilution RangeKokornaczyk MO, Würtenberger S, Baumgartner S · Homeopathy : the journal of the Faculty of Homeopathy · 2023 · doi
  7. Individualized Homeopathic Medicines in the Treatment of Psoriasis Vulgaris: Double-Blind, Randomized, Placebo-Controlled TrialBalamurugan D, Nayak C, Chattopadhyay A et al. · Complementary medicine research · 2023 · Randomized Controlled Trial · doi
  8. RETRACTED ARTICLE: Establishment of Neural Series Transmission Keys (NSTKs) and Security in the Field of COVID-19 Telepediatric Oral HealthDey J, Ahmad S, Karforma S · Wireless personal communications · 2023 · doi
  9. Comparative Evaluation of Homeopathic Therapy in the Treatment of Chronic PeriodontitisMourão LC, Alhanati M, Gonçalves LS et al. · Alternative therapies in health and medicine · 2022 · Randomized Controlled Trial
  10. Effects of Homeopathic Preparations of Mercurius corrosivus on the Growth Rate of Moderately Mercury-Stressed Duckweed Lemna gibba LJäger T, Würtenberger S, Baumgartner S · Homeopathy : the journal of the Faculty of Homeopathy · 2021 · doi
  11. Bioresilience to Mercury Chloride of the Brine Shrimp Artemia Salina after Treatment with Homeopathic Mercurius CorrosivusPinto AAG, Nagai MYO, Coimbra EN et al. · Homeopathy : the journal of the Faculty of Homeopathy · 2021 · doi
  12. [Immunologische Ex-vivo-Untersuchung zur Wirkung potenzierter Substanzen bei parodontaler Entzündung unter Verwendung der Durchflusszytometrie]Gassmann G, Raak C, Schaupp F et al. · Complementary medicine research · 2019 · doi
  13. Effects of Homeopathic Preparations of Mercurius corrosivus on the Growth Rate of Severely Mercury-Stressed Duckweed Lemna gibba LJäger T, Würtenberger S, Baumgartner S · Homeopathy : the journal of the Faculty of Homeopathy · 2019 · doi
  14. Homeopathy and Periodontal Treatment in Type II Diabetic Patients: a 1-Year Randomized Clinical TrialMourão L, Carillo R Jr, Linares SM et al. · Brazilian dental journal · 2019 · Randomized Controlled Trial · doi
  15. [Lymphocyte migration under exposure of homeopathic remedies for periodontal inflammation - a controlled pilot study]Gassmann G, Raak C, Büchel K et al. · Forschende Komplementarmedizin (2006) · 2015 · doi
  16. Efficacy of a homeopathic complex on acute viral tonsillitisMalapane E, Solomon EM, Pellow J · Journal of alternative and complementary medicine (New York, N.Y.) · 2014 · Randomized Controlled Trial · doi
  17. Development of a test system for homeopathic preparations using impaired duckweed (Lemna gibba L.)Jäger T, Scherr C, Simon M et al. · Journal of alternative and complementary medicine (New York, N.Y.) · 2011 · doi
  18. Effect of Mercurius solubilis on the bacteriological response in the alveolitis process in ratsde Araújo FR, de Castro CM, Severo MS et al. · Homeopathy : the journal of the Faculty of Homeopathy · 2009 · doi
  19. Does potentized HgCl2 (Mercurius corrosivus) affect the activity of diastase and alpha-amylase?Witt CM, Bluth M, Hinderlich S et al. · Journal of alternative and complementary medicine (New York, N.Y.) · 2006 · doi
  20. Hahnemann's experiments with 50 millesimal potencies: a further review of his casebooksAdler UC, Adler MS · Homeopathy : the journal of the Faculty of Homeopathy · 2006 · doi
  21. Comparative Efficacy of Pre-feeding, Post-feeding and Combined Pre- and Post-feeding of Two Microdoses of a Potentized Homeopathic Drug, Mercurius Solubilis, in Ameliorating Genotoxic Effects Produced by Mercuric Chloride in MiceDatta S, Biswas SJ, Khuda-Bukhsh AR · Evidence-based complementary and alternative medicine : eCAM · 2004 · doi
  22. Inter-rater reliability of symptom repertorisation: a pragmatic empirical studyVickers AJ, van Haselen RA, Pang L et al. · The British homoeopathic journal · 2000 · Clinical Trial, Randomized Controlled Trial · doi
  23. The homoeopathic treatment of otitis media in children--comparisons with conventional therapyFriese KH, Kruse S, Lüdtke R et al. · International journal of clinical pharmacology and therapeutics · 1997 · Clinical Trial
  24. [Acute otitis media in children. Comparison between conventional and homeopathic therapy]Friese KH, Kruse S, Moeller H · HNO · 1996
  25. MERCURIUSGUTMAN W · Journal of the American Institute of Homeopathy · 1964

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