Homeopathic remedy Nitric Acid drug symptoms and indications from Condensed Materia Medica by Constantine Hering, published in 1877….

      Nitric. Acid. HAHNEMANN. H.NO3.


      Weak memory, aversion to mental exertion.


Sadness, despondency.

Anxious about his diseases, with fear of death; fear of cholera, Vindicative; attacks of rage, with curses and maledictions.

Nervous, excitable, especially after abuse of mercury.


      Felt dizzy, dull, stupid.

Vertigo: morning, must lie down.

Congestion to head, with much heat in it.

Inner Head

      Head sensitive to rattling of wagons over paved streets, or to stepping hard.

Pressing from without; tension extending to eyes, with nausea; worse from noise; better on lying down or from carriage riding.

Stitches in head, compelling one to lie down; disturbing sleep.

Piercing in temples.

Violent throbbing, hammering on left side of head, coming gradually, towards morning, and going off about breakfast time.

Outer Head

      Pain in skull, with sensation as if constricted by a tape; worse evening and night better from cold air and while riding in a carriage.

Head very sensitive, even to pressure of the hat; worse in the evening and on part lain on.

Head feels hot.

Inflammatory swelling on scalp, suppurating or becoming carious worse from external pressure, or when lying thereon.

Red pimples, some brownish, on anterior border of hair and on temples.

Humid, stinging eruption on vertex and temples, down also to whiskers; bleeding easily when scratched, and feeling very sore when lain on.

Single, burning, moist sores on scalp. Syphilis.

Hair falls off, with humid eruptions, paining as from splinters; or, when touched; nervous headaches, debility and emaciation.


      Black spots before the eyes.

Very sensitive to light.

Double vision; shortsightedness.

Pupils dilated and dim.

Eyes inflamed;after syphilis or abuse of mercury.

Iritis, which continually relapses; also old cases spoiled by mercury.

Pressure and stinging in the eyes.

Spots on the cornea.

Staphyloma, as a preventive.

Eyes dim, sunken.

Region of eyes painful, sore to the touch.

Herpetic pannus.

Eyelids swollen, hard, livid.

Paralysis of upper lids.

Fistula lachrymalis.

Flow of irritating tears, after injury of the eye.

Dermoid swellings of the eyes.


      One’s speech echoes in the ears.

Beating, humming in the ears. Cracking in the ears when masticating.

Hardness of hearing, f rom induration and swelling of tonsils; after abuse of mercury.

Eustachian tubes obstructed.

Terribly offensive, purulent otorrhoea.

Throbbing in the ear.

Auditory canal nearly closed Caries of mastoid process.


      Disagreeable smell on inhaling air.

Nosebleed, mornings; black, clotted; also when weeping; blood acrid.

Sneezing during sleep.

Nose obstructed with dry coryza, or with dropping of water: wings of nose swollen, burning.

Fetid, yellow, nasal discharge.

Ozaena, with ulcers.

Corroding nasal discharge.

Stitch in the nose as from a splinter.

Tip of nose red, scurfy.

Condylomata on nose.

Large, soft protuberances on alae, covered with crusts.


Dirty, bloody mucus from posterior nares.

Green casts from the nose every morning.


      Pale, eyes sunken.

Dark yellow about eyes, with red cheeks.

Swelling of the cheeks.

Bloated around the eyes on waking early.

Rush over the face and forehead, small pimples.

Suppurating pustules, with broad, red circumferences, forming crusts. Syphilis.



Lower Face

      Swollen lips.

Under-lip dry, cracked.

Margin of mouth covered with sores and blisters.

Corners of mouth ulcerated.

Painful swelling of submaxillary gland.


      Pulsating, stinging in teeth, evening in bed and all night, after abuse of mercury.

Teeth feel elongated.

Teeth become yellow or loose.

Pain in hollow teeth.

Gums white, swollen, bleeding.

Tongue etc.

      Taste: bitter after eating: sour, with burning in the throat.

Tongue: sensitive, even and mild food causes smarting: white, dry, mornings; coated green, with ptyalism, dry, fissured.

Deep, irregular-shaped ulcers on the edge of the tongue. Syphilis.

Ulceration of tongue, with tough, ropy mucus.

Tongue white, with sore spots.


      Cadaverous smell from the mouth.

Saliva fetid, acrid, makes lips sore.

Saliva bloody.

Mucous membrane of mouth swollen. ulcerated; with pricking pains, especially after abuse of mercury.

Tumor in the mouth, with a streak down the neck.


      Palate, tongue, inside of gums sore, with stinging pain and ulceration of corners of mouth.

Stitches in the throat, dry coryza, hoarseness.

Tonsils red swollen, uneven, with small ulcers thereon.

Dry throat, heat; gums sore.

Diphtheritic membrane on tonsils and fauces; extending to the nose; terrible fetor, intermittent pulse; swollen parotids.

C. Hering
Hering got the degree of M. D. from the University of Wuezburg with highest honours. The theme of his thesis was "De'Medicina Futura" (The medicine of future). Hering left Germany for West Indies and finally arrived at Philadelphia in Jan, 1833. He established a homeopathic school at Allentown, Pennsylvania, commonly known as "Allentown Academy". Soon he became very popular as a physician. He is known as the 'Father of Homeopathy' in America.