Sulphuricum acidum
Sulfuric acid · Sulfuric acid, oil of vitriol. · Mineral
People for whom Sulphuric ac. is best suited are hurried, mentally restless, and excitable, despite great exhaustion, weakness, and trembling. Usually mentally sharp, they are prone to nervous exhaustion, becoming absentminded and dull when ill.
The classic symptom picture for this remedy is of extreme fatigue following an injury, concussion, or operation, especially if healing is slow, with bruising, bleeding, ulceration, gangrene, or other symptoms of decay. There is often a marked sensitivity to pollutants such as smoke. The remedy may also be prescribed for diabetes.
Key symptoms
- Tremor and weakness; everything must be done in a hurry
- Hot flushes followed by perspiration with trembling
- Relaxed feeling in stomach with craving for stimulants and alcohol
- Sour eructations setting teeth on edge
- Water causes coldness of stomach; must be mixed with liquors
- Tendency to gangrene following mechanical injuries
- Heartburn with hiccough; purpura hemorrhagica
- Writer's cramp; lead poisoning
Worse (aggravation)
Better (amelioration)

Sulphuric Acid
The "debility" common to acids shows itself here, especially in the digestive tract, giving a very relaxed feeling in the stomach, with craving for stimulants. Tremor and weakness; everything must be done in a hurry. Hot flushes, followed by perspiration, with trembling. Tendency to gangrene following mechanical injuries. Writer's cramp. Lead poisoning. Gastralgia and hypochlorrhydria. Purpura hæmorrhagia.
Mind
Fretful, impatient. Unwilling to answer questions; hurried.
Head
Right-sided neuralgia; painful shocks; skin feels pinched. Sensation as if brain was loose in forehead and falling from side to side (Bell; Rhus). Concussion of brain where skin is cold, body bathed in cold sweat. Compressive pain in side of occiput; relieved by holding the hands near the head. Pain of outer parts, as if there were subcutaneous ulceration; painful to touch. Thrust in right temple as if plug were pressed in.
Eyes
Intra-ocular hæmorrhage following traumatism. Great chemosis of conjunctiva, with aching and sharp pain.
Mouth
Aphthæ; gums bleed readily. Offensive breath. Pyorrhea.
Stomach
Heartburn; sour eructations; sets teeth on edge (Robin). Craving for alcohol. Water causes coldness of stomach; must be mixed with liquors. Relaxed feeling in stomach. Averse to smell of coffee. Sour vomiting. Desire for fresh food. Hiccough. Coldness of stomach relieved by applied heat Nausea with chilliness.
Abdomen
Weak feeling, with dragging into the hips and small of back. Feeling as if hernia would protrude, especially left side.
Rectum
Piles; oozing dampness. Rectum feels as if it had a big ball. Diarrhœa, fetid, black, with sour odor of body, and empty faint feeling in abdomen.
Female
Menstruation early and profuse. Erosion of cervix in the aged; easily bleeding. Acrid, burning leucorrhœa, often of bloody mucus.
Respiratory
Respiration rapid with shooting in cervical muscles and movement of wings of nose; larynx moves up and down violently. Bronchitis in children with short, teasing cough.
Extremities
Cramp-like paralytic contraction in arms, hands; jerking of fingers while writing.
Skin
Bad effects from mechanical injuries, with bruises and livid skin. Ecchymosis. Petechiæ. Purpura hæmorrhagica. Livid, red, itching blotches. Hæmorrhage of black blood from all outlets. Cicatrices turn red and blue and become painful. Chilblains with gangrenous tendency. Carbuncles, boils and other staphylococcic and streptococcic infections.
Modalities
Worse, from excess of heat or cold in forenoon and evening. Better, from warmth, and lying on affected side.
Relationship
Complementary: Puls.
Compare: Arn; Calend; Led; Sep; Calc.
Dose
Sulphuric acid mixed with three parts of alcohol, ten to fifteen drops three times daily for several weeks, has been successfully used to subdue the craving for liquor. For homeopathic purposes second to thirtieth potency.

The sensation of quivering all over the body and in the limbs without visible trembling is a very strong symptom of Sulphuric acid, and especially if it is associated with weakness that has been of long standing.
The exhaustion, excitability and hurried feeling are constant factors. The hemorrhagic disposition with many complaints. Black fluid blood from all the orifices of the body. Small red spots enlarging rapidly to resemble Purpura hoemorrhagica. Blue-black spots on the skin from slight injury.
Blood-red spots on the skin like those on a brook trout sometimes after injuries. Chafing easily, followed by ulceration. Boils and bedsores. It has many of the complaints found in old people. The -morning aggravation of symptoms is also a strong feature. Sensitive to cold and emaciation. The pains are bruised, burning, tearing, stitching, shooting and jerking. The pain comes oil slowly and departs suddenly. The discharges are dark, thin blood or blood-streaked; or thin, yellow and bloody.

Sulphuric acid. H2SO4. Dilution.
Clinical
Acidity. Alcoholism, chronic. Aphthæ. Back, stiffness of. Bowels, looseness of. Brain, concussion of. Breath, offensive. Cancer. Cancrum oris. Chafing. Chilblains. Climaxis, sufferings of. Constipation. Corns. Diabetes. Diarrhœa. Diphtheria. Dyspepsia. Erythema nodosum. Flushing. Gangrene. Gastralgia. Glossitis. Hair, grey; falling out. Heartburn. Hernia, inguinal. Hiccough. Impotence. Intermittents. Irritation. Liver, affections of. Menorrhagia. Metrorrhagia. Myopia. Nightmare. Œsophagitis. Paralysis, lead. Perspiration, excessive. Phthisis. Pneumonia. Pregnancy, sickness of. Purpura. Rheumatism. Scurvy. Spleen, affections of. Sterility. Ulcers. Uterus, prolapse of. Vagina, prolapse of. Varicosis. Warts.

Sulphuric Acid. (HNO4.)
Adapted to the light-haired; old people, especially women; flushes of heat in climacteric years. Unwilling to answer questions not from obstinacy, but inaptness. Feels in a great hurry; everything must be done quickly (Arg. n.). Pain of gradual and slowly-increasing intensity which ceases suddenly when at its height, often repeated (Puls.). The pain is pressure as of a blunt instrument. Tendency to gangrene following mechanical injuries, especially of old people. Child has a sour odor despite careful washing (Hep., Mag. c., Rheum). Sensation as if the brain was loose in forehead and falling from side to side (Bell., Bry., Rhus, Spig.). Aphthae; of mouth, gums, or entire buccal cavity; gums bleed readily; ulcers painful; offensive breath (Bor.). Chronic heartburn, sour eructations, sets teeth on edge (Rob.). Water drunk causes coldness of the stomach unless mixed with alcoholic liquor. Sensation as if trembling all over, without real trembling; internal trembling of drunkards. Bad effects of …

Skin
Blue spots like ecchymosis; tendency to gangrene after a bruise.
Generalities
Haemorrhage of black blood from all the outlets of the body.
Generalities
Sensation of trembling all over, without actual trembling.
Generalities
Hemorrhages from every outlet of the body and ecchymosis under the skin.
Generalities
Pain of gradually and slowly increasing intensity which ceases suddenly when at its height, often repeated.
Causes and Modalities
Bad effects from mechanical injuries, bruises, chaffing, ecchymoses, etc.

- Every drink chills the stomach unless some spirit is mixed with it.

Phatak's chapter on Sulphuricum acidum is available in the app.
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