Chromicum acidum
Chromic acid (chromium trioxide / H2CrO4) · Human-made/chemical
Chromicum acidum suits persons with periodically recurring symptoms that appear and disappear suddenly, with offensive discharges. It is particularly suited to cases of post-nasal affections, diphtheria, and epithelial growths.
Key symptoms
- Diphtheria and sore throat with tough mucus causing hawking
- Ulcers and scabs in nose with offensive smell and ozena
- Post-nasal tumors and epithelioma of the tongue
- Symptoms come and go suddenly, returning periodically with offensive discharges
- Bloody foul-smelling lochia
- Watery frequent copious diarrhea with nausea and vertigo
- Pain in shoulder-blades and back of neck
- Drawing pain in soles while walking

Chromic Acid
Diphtheria, post-nasal tumors, and epithelioma of the tongue have been benefited by this drug. Bloody, foul-smelling lochia. Symptoms come and go suddenly, and return periodically; offensive discharges.
Nose
Ulcer and scabs in nose. Offensive smell. Corrosive pain. Ozæna (Aur).
Throat
Diphtheria; sore throat. Tough mucus, with inclination to swallow it; worse, causing hawking. Post-nasal tumors.
Extremities
Uneasiness in limbs. Pain in shoulder-blades and back of neck. Pain in knees and balls of feet. Drawing pain in soles while walking.
Stool
Watery, frequent, copious, with nausea and vertigo. Hæmorrhoids, internal and bleeding. Weakness in small of back.
Relationship
Compare: Kali bich; Rhus; Chromium Sulphate (in locomotor ataxia, goitre, prostatic hypertrophy. Herpes preputialis. Wry neck. Also exophthalmic, inhibits the vagus, relieving tachycardia. Acts like a nerve tonic where there is lack of nervous tone. Fibroid tumors. Infantile paralysis. Dose for adults, 3 to 5 grains after meals and at bedtime).
Dose
Homeopathically, third to sixth trituration.

SYMPTOMS.
Clinical
Angina pectoris. Brain, inflammation of. Cough. Diarrhœa. Eyes, affections of; pains in. Gangrene. Gout. Hæmorrhoids. Lumbago. Lupus. Phthisis laryngea. Ranula. Rheumatism. Stiff-neck. Syphilis. Throat, sore. Toothache. Trismus. Ulcers. Warts.
Characteristics
The symptoms of these two substances are nearly identical, and may be taken together as Hering has taken them. Symptoms of the Acid are distinguished by (A.) after each; those of the Sesquioxide by (S.). Symptoms common to both are unmarked. Chromic acid is a powerful antiseptic, and has been used for disinfecting purposes, to arrest fetid discharge, and correct fetid odours. "Foul smelling, sanious lochia" is an indication. Allopaths have used it in 10 per cent. solution for checking excessive foot-sweat─a very dangerous practice, but to homœopaths it may suggest a possible internal use. It causes, in strong solution, inflammation and destruction of epithelium and mucous membranes; a false membrane; gangrene. On the skin it has been …
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