Nitric acid
Allen, Keynotes and Characteristics with Comparisons of Some of the Leading Remedies of the Materia Medica, 3rd ed., 1910, p. 204
Nitric Acid. H N O3.
Keynotes
Especially suited to thin persons of rigid fibre, dark complexions, black hair and eyes — the brunette rather than the blonde — nervous temperament.
Persons suffering with chronic diseases who take cold easily; are easily disposed to diarrhoea; rarely to those who suffer with constipation.
Old people with great weakness and diarrhoea. Excessive physical irritability.
Pains : sticking, pricking as from splinters ; suddenly appearing and disappearing; on change of temperature or weather; during sleep; gnawing here and there as from ulcers forming.
Sensation : of a band around head, around the bones (Carb. ac., Sulph.) ; of a splinter in affected parts, ulcer, piles, throat, ingrowing toe nail, < on slightest contact.
Ailments : which depend on some virulent poison ; from mercury, syphilis, scrofula; in broken-down cachectic constitutions.
After continued loss of sleep, long-lasting anxiety; over-exertion of mind and body from nursing the sick (Coc.) ; anguish from the loss of his dearest friend; indifference; tired of life; sadness before menses.
Great anxiety about his disease; constantly thinking about his past troubles ; morbid fear of cholera (Ars.) ; depressed and anxious in the evening.
Irritable, headstrong; hateful and vindictive; inveterate, ill-willed, unmoved by apologies.
Hardness of hearing > by riding in carriage or train (Graph.).
Very sensitive to rattle of wagons over paved streets; headache from pressure of hat (Col. p., Carbo, Nat.).
Ozena : green casts from the nose every morning.
Diarrhoea : great straining but little passes, as if faeces remained and cannot be expelled (Alum) ; pain as if rectum or anus were torn or fissured (Nat. m.) ; violent cutting pains after stool, lasting for hours (Rat., Sulph. — during and after, Mer.).
Fissures in rectum; tearing, spasmodic pains during stool; lancinating, even after soft stools (Alumen, Nat., Rat).
Urine : scanty, dark-brown, strong-smelling, ‘dike horse’s urine;” cold when it passes; turbid, looks like remains of a cider barrel.
Ulcers : easily bleeding; in corners of mouth (Nat.) ; splinter-like pains, especially on contact (Hep.) ; zigzag, irregular edges; base looks like raw flesh; exuberant granulations ; after mercury or syphilis or both, engrafted on a scrofulous base.
Discharges : thin, offensive, acrid ; of a brown or dirty yellowish green color ; rarely laudable pus.
Haemorrhage : from bowels in typhoid or typhus (Crot., Mur. ac.) ; after miscarriage or post-partum; from over-exertion of body; bright, profuse, or dark.
Cracking: in ears, on masticating; of the joints, on motion (Coc., Graph.).
Warts, condylomata: sycotic or syphilitic; large, jagged, pedunculated; bleeding readily on washing; moist, oozing; sticking pain (Staph., Thuja).
Affects especially the mucous outlets of the body where skin and mucous membrane join; mouth, nose, rectum, anus, urethra, vagina (Mur. ac.).
Relationship p. 206
Complementary: Ars. and Calad. Inimical : to, Lachesis. Resembles : Ars. in morbid fear of cholera.
Often difficult to distinguish from Men ; but is adapted to black-haired people, while Men is more useful in light-haired persons.
Relieves ailments resulting from abuse of mercury, especially if there be erethism; bad effects of repeated doses of Digitalis.
Follows well: Calc., Hep., Mer., Nat. c., Puls, or Thuja; but is most effective after Kali c.
Aggravation. — Evening and at night; after midnight; contact; change of temperature or weather; during sweat; on waking; while walking.
Amelioration. — While riding in a carriage (reverse of Coc.).