Last modified on January 10th, 2019


Symptoms of the homeopathic medicine MURIATICUM ACIDUM from A Text Book of Materia Medica and Therapeutics by A.C. Cowperthwaite. Find all the symptoms of MURIATICUM ACIDUM

      Synonyms. Hydrochloric Acid. Hydrogen Chloride. Common name. Muriatic Acid. Preparation. A solution in distilled water (1-2) is called the 1x dilution. The 2x dilution is made with distilled water, the 3x with dilute alcohol and subsequent dilutions with Alcohol.


Acts upon the ganglionic nervous system, and through it upon the blood, the skin and the alimentary tract, especially the mouth and anus. Causes a morbid condition of the blood, increases its coagulability and renders it prone to disorganization. In the gastro-intestinal mucous membrane it produces inflammation, ulceration and causes grayish-white deposits. ITs most essential feature is a low, adynamic condition, similar to that of low, putrid fevers.


Mind Unconsciousness (Arnica, Belladonna, Opium); Moaning. Irritable, peevish, fretful; disposed to anger (Bryonia, Chamomilla, Nux v.).

Head Vertigo in the open air and unsteadiness while walking. Headache as if the brain were torn or bruised (coff.). Heaviness in the occiput. Feeling of falling asleep and deadness. Tearing in right parietal bone.

Ears Hardness of hearing. Over-sensitive to noise (Aconite, Belladonna, Lycopodium)

Nose Coryza, with itching, tickling and sneezing. Nosebleed.

Face Pimples forming scabs on face, forehead and temples; whole face red; every summer. margins of lips raw, and the skin dry and cracked. Burning in the lips (Aconite, Arsenicum). Lower jaw hangs down.

Mouth Tongue thick, bluish and covered with grayish-white membrane; or containing deep ulcers; with black bases; vesicles (Lycopodium, Natr. mur.), with burning. Tongue heavy as lead, hinders speech (Lachesis). Tongue dwindles. Mucous lining of the lips and mouth inflamed, red, raw painful, dotted with whitish points; foetid breath: stomatitis (Hydras.).

Throat Mucous lining of throat and fauces deep, dark-red, swollen and burning; rawness and smarting; covered with grayish-white diphtheritic-like deposits (Mercurius Iodium, Nitr. ac., Phytolacca). Swelling of uvula; of tonsils. Much saliva that must be swallowed. Attempting to swallow produced violent spasms and choking.

Stomach Appetite lost. Sensation of emptiness in the stomach and oesophagus not relieved by eating

Abdomen Fullness and distension of the abdomen (Cinchona, Hepars.). Cramp- like pains in the abdomen.

Stool and Anus Prolapsus ani while urinating. Haemorrhoids Protruding (Calcarea c., Lachesis, Pulsatilla); like a bunch of grapes (Aloe), Swollen, blue, with burning soreness. Smarting in rectum and anus with soft stool. Stool difficult, as from inactivity of the bowels (Alumina); tin, watery, involuntary while urinating (Hyoscyamus); followed by smarting and burning in the anus.

Urinary Organs Frequent and profuse urination (Apis, Apocynum, Argentum met.).

Male Organs Impotence (Agn., Cinchona, Camph.).

Female Organs Menses too early and too profuse (Calcareac.). Ulcers in genitals, with putrid discharge, much sensitiveness and general weakness.

Respiratory Organs Deep respiration, sighing and groaning.

Pulse Pulse rapid and very feeble; and small.

Generalities Tearing pains in the limbs during rest, better from motion. Weakness of the thighs, causing a tottering gait. All joints feel as if bruised. Excessive prostration. Great debility, as soon as he sits down his eyes close; the lower jaw hangs down; slides down in bed; typhus fever. Coldness of the extremities. Great sensitiveness to damp weather. Paralysis of tongue and sphincter ani.

Sleep Frequent waking at night; anxious dreams.

Skin Scabby or scurfy eruptions. Painful putrid ulcers (lower legs), with burning in their circumference. Ulcers painful deep. putrid; covered with scurf.

Conditions Black hair and dark eyes.

Compare Ammonium carn., Arsenicum, Arum tri., Baptisia, Calcareac., Carbol. ac., Lycopodium, Nitr. ac., Phosphorus, Pulsatilla, Rhus tox., Sulphur It follows well after Rhus and Bryonia

Antidotes Bryonia, Camph. To large doses: Carbonate of Soda, Lime or Magnesis; Sapo Medicinalis.

Muriaticum Acidum Antidotes Opium


Muriatic acid is especially adapted to low adynamic conditions, typhoid states with involuntary discharges, sliding down in bed, sordes on teeth, etc., low, putrid fevers, typhus, malignant diphtheria, malignant scarlatina (Compare Baptisia, Rhus tox.). Low types of remittent fever. Great debility following low fevers, as soon as he sits down his eyes close; lower jaw hangs down; slides down in bed. A valuable remedy in aphthous sore mouth of infants; also after long-continued debilitating diseases. Ulceration of the tongue and mouth, deep ulcers with black bases, bleeding easily, tendency to slough. Malignant ulcer of the tongue (epithelioma), has a bluish color, also surrounding parts. Ulcers in throat of similar character. Gangrenous angina. Useful in diphtheria, fauces dark-red, swollen, thin excoriating discharge from the nose, tough, foetid phlegm in throat great prostration and typhoid symptoms before mentioned. Cirrhosis of the liver. Hernia. Haemorrhoids protruding, blue or dark-purple, especially in pregnant women or in feeble children who are suffering from gastric atony, muscular debility and threatened marasmus. Diarrhoea, thin, watery offensive, especially in debilitated and typhoid states. Dysentery, with typhoid symptoms. Involuntary stools while urinating (Hyoscyamus). Scorbutic affections. Papular and vesicular eruptions. Carbuncles with low states of the system. Putrid offensive ulcers,. with burning at their circumference, covered with scurf, especially on lower extremities.

About the author

A.C. Cowperthwaite

A.C. Cowperthwaite

A.C. (Allen Corson) Cowperthwaite 1848-1926.
ALLEN CORSON COWPERTHWAITE was born at Cape May, New Jersey, May 3, 1848, son of Joseph C. and Deborah (Godfrey) Cowperthwaite. He attended medical lectures at the University of Iowa in 1867-1868, and was graduated from the Hahnemann Medical College of Philadelphia in 1869. He practiced his profession first in Illinois, and then in Nebraska. In 1877 he became Dean and Professor of Materia Medica in the recently organized Homeopathic Department of the State University of Iowa, holding the position till 1892. In 1884 he accepted the chair of Materia Medica, Pharmacology, and Clinical Medicine in the Homeopathic Medical College of the University of Michigan. He removed to Chicago in 1892, and became Professor of Materia Medica and Therapeutics in the Chicago Homeopathic Medical College. From 1901 he also served as president of that College. He is the author of various works, notably "Insanity in its Medico-Legal Relations" (1876), "A Textbook of Materia Medica and Therapeutics" (1880), of "Gynecology" (1888), and of "The Practice of Medicine " (1901).

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