Natrum sulphuricum
as H.C. Allen recorded it in Keynotes and Characteristics with Comparisons of Some of the Leading Remedies of the Materia Medica, 1899
Natrium sulfuricum
This is one author on one remedy. The few symptoms that, when genuinely present, point at one remedy and not its neighbours. Read Natrum sulphuricum in every book at once →
Keynotes
Natrum sulphuricum
Sodium Sulphate. Na OSO^ loAq.
Ailments which are < by, or which depend upon, dampness of weather, damp houses or cellars (Aran.).
Patient feels every change from dry to wet; cannot tolerate sea air, nor eat plants that thrive near water; a constitution in which the gonorrhoeal poison is most pernicious; recovers slowly from every sickness.
Every spring, skin affections reappear (Psor.).
Inability to think (Nat. c.).
Sad, gloomy, irritable; worse in morning; dislikes to speak or be spoken to (Iod.. Sib).
Depressed; lively music makes her sad; satiety of life; must use great self-control to prevent shooting himself.
Mental traumatism ; mental effects from injuries to head; chronic brain effects of blows, falls.
Granular lids: like small blisters (Thuja); green pus and terrible photophobia; gonorrhoeal or sycotic.
Nosebleed during menses (instead of menses, Bry., Puls.).
Toothache > by cold water, cool air (Coff., Puls.).
Dirty, greenish-gray or brown coating on tongue.
Diarrhoea: sudden, urging, gushing, much flatus; on first rising and standing on the feet; after a spell of wet weather; living or working in basements.
Gonorrhoea : greenish-yellow, painless, thick discharge (Puls.); chronic or suppressed (thick, green. Kali iod.).
Dyspnoea ; desire to take a deep breath during damp, cloudy weather.
Humid asthma in children ; with every change to wet weather; with every fresh cold; always worse in damp, rainy weather; sputa green, greenish, copious (greenish grey. Cop.).
Sycotic pneumonia; lower lobe of left lung; great soreness of chest, during cough, has to sit up in bed and hold the chest with both hands (Nic. — r. lung, Bry.).
Spinal meningitis : violent crushing gnawing pains at base of brain; head drawn back; spasms with mental irritability and delirium; violent congestion of blood to head; delirium; opisthotonos.
are very similar; Thuja and Merc, in syphilis and sycosis occurring in hydrogenoid constitutions.
— Damp basements or dwellings ;
damp weather (Aran., Ars. i., Dul.) ; rest; lying.
Amelioration. — Dry weather; pressure; sitting up (cough) ; changing position (but > in wet weather, Caust.) ; open air.
Must change position frequently, but it is painful and gives little relief (Caust.).
What the other books say about Natrum sulphuricum
The same remedy read by a different author. They disagree, and the disagreements are where the remedy becomes recognisable.
- Natrum sulphuricum in Boericke — The concise clinical Materia Medica that most Indian colleges teach from, in full.
- Natrum sulphuricum in Farrington — Lectures that teach remedies in families, by comparing them with each other.
- Natrum sulphuricum in Kent — Kent teaching a class, one remedy at a time — fewer remedies, far more on each.
- Natrum sulphuricum in Boger — A compressed key — the generals and the characteristic modalities, with very little narrative.
Search every book at once, take rubrics from Kent and Bönninghausen, and practise on a patient who answers back — free account.
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Cite this page. H.C. Allen. Keynotes and Characteristics with Comparisons of Some of the Leading Remedies of the Materia Medica. 3rd edition (1910). Philadelphia: Boericke & Tafel. Natrum sulphuricum — Keynotes, pp. 201–203. HomeopathyWorld, https://homeopathyworld.in/materia-medica/books/allen/natrum-sulphuricum. Published 1910: public domain in the US (before 1931) and in India (author died 1909). Replaces B. Jain's 2005 "rearranged and classified" edition (© the publisher), per the owner's decision of 13 Sep 2026. Reproduced as the author wrote it; a historical reference for students and practitioners, not medical advice.