14.3 GI Disorders & Therapeutics

Key Takeaways

  • Map GI stems to organ syndrome first: GERD/ulcer, IBS, hepatitis, diarrhea/dysentery, or constipation
  • Peptic ulcer differentials heavily test Argentum nitricum, Kali bichromicum, and Nux vomica
  • Nux vomica covers sedentary overindulgence, ineffectual urging, and hypersensitive irritable GI temperaments
  • Argentum nitricum: anticipatory anxiety with flatulent dyspepsia and sweets craving; Kali bich: punched-out ulcers and stringy mucus
  • Bloody mucoid stools with tenesmus shift the frame from simple diarrhea to dysentery remedy clusters (Mercurius corrosivus leading)
Last updated: August 2026

14.3 GI Disorders & Therapeutics

Quick Answer: Localize the GI syndrome, then match keynotes: Nux vomica (stimulants/spices, ineffectual urging, irritable chilly temperament), Argentum nitricum (flatulence, sweets craving/aggravation, anticipatory diarrhea), Kali bichromicum (punched-out ulcer, fingertip-spot pain, stringy mucus). For acute gut: Arsenicum (burn + vomit/diarrhea + midnight restlessness), Veratrum (cold sweat on forehead with collapse), Mercurius corrosivus (continuous tenesmus with bloody scrapings).

Gastrointestinal questions reward localization + stool/pain character + temperament. BHMS-level diagnosis comes first; remedy selection follows keynotes.

GI Clinical Map for AIAPGET

Clinical problemDiagnostic anchorsInvestigations often implied
Peptic ulcer / dyspepsiaEpigastric pain vs meals, night pain, antacid reliefEndoscopy language, stool occult blood, Hb
GERDHeartburn, regurgitation, worse lyingClinical ± endoscopy if alarm features
Acute gastroenteritisVomiting, watery diarrhea, dehydration signsElectrolytes if severe
Bacillary/amebic dysenteryBlood, mucus, tenesmusStool microscopy
IBSAltered bowel habit, pain relieved by stool, no alarm signsDiagnosis of exclusion framing
HepatitisJaundice, anorexia, tender liver, dark urineLFT, viral serology
Constipation / pilesHard stool, straining, bleeding streaksClinical; proctoscopy if mentioned

Alarm features (weight loss, progressive dysphagia, GI bleed, anemia, mass, nocturnal progressive pain in older patient) push stems toward organic disease — ulcer/cancer/IBD language — not functional IBS.


Peptic Ulcer & Dyspepsia — Diagnosis

Duodenal ulcer classically: hunger pain, night pain, relief with food/antacids, periodicity. Gastric ulcer: pain soon after eating, food may aggravate, weight loss more common. H. pylori and NSAID history appear in modern stems.

Differentials for epigastric pain: pancreatitis (radiates to back, raised enzymes), biliary colic (fatty meal, right scapula), cardiac ischemia (exertional, ECG), functional dyspepsia.

Investigations

  • Upper GI endoscopy when alarm features or chronic refractory dyspepsia
  • Stool for occult blood; hemoglobin for chronic bleed
  • Ultrasound abdomen when biliary/pancreatic differentials rise
  • LFT/viral markers in jaundice

Never let "dyspepsia" distract from cardiac epigastric pain when exertion, sweating, and radiation dominate the stem.


Diarrhea, Dysentery & Hepatitis — Anchors

Simple diarrhea: watery stools without blood; assess hydration (skin turgor, urine output, sunken eyes).

Dysentery: frequent scanty stools with blood and mucus, tenesmus, abdominal cramps. Amebic disease may be more gradual with offensive stools; bacillary more abrupt high fever in textbook contrasts.

Hepatitis A/E (feco-oral) vs B/C (parenteral) — know transmission vignettes. Clinical: prodrome of anorexia/nausea, then jaundice, clay stools, dark urine, tender hepatomegaly.

Dehydration staging matters in acute gut stems: mild (thirst, dry mouth), moderate (sunken eyes, reduced urine), severe (lethargy, shock) — Veratrum/Arsenicum/Carbo veg compete when collapse language appears.


Leading Homoeopathic Therapeutics — GI Core

Ulcer / dyspepsia triad (must-know)

Argentum nitricum

  • Flatulent dyspepsia; loud belching; craving for sugar/sweets that aggravate
  • Anticipatory anxiety (exam/diarrhea before ordeal) linked to gut
  • Gastric ulcer pictures with radiating pains; hurried, impulsive temperament
  • Diarrhea from anticipation or sugar excess
  • Greenish watery stools in some acute pictures

Kali bichromicum

  • Punched-out ulcers (gastric/duodenal teaching image)
  • Thick ropy, stringy mucus discharges; round-plug sensation language in sinuses extends conceptually to sticky GI mucus
  • Pain in a small spot that can be covered with a fingertip
  • Heaviness and fullness after meals; ulcers with specific localized pain
  • Better distinguished from Nux by localized punched-out ulcer + stringy mucus rather than lifestyle irritability

Nux vomica

  • Sedentary professionals; stimulants, spices, alcohol, late nights
  • Ineffectual urging for stool; frequent but unsatisfactory attempts
  • Hypersensitive, irritable, chilly; gastritis/ulcer from excess
  • Morning nausea; feels better after short nap sometimes
  • Hemorrhoids with ineffectual urging; "wants to vomit but cannot" / "wants to pass stool but cannot finish"

Comparative ulcer table

RemedyDecisive pointer
Argentum nitricumFlatulence, sweets craving/aggravation, anticipatory anxiety
Kali bichromicumPunched-out ulcer, spot pain, stringy mucus
Nux vomicaSpur stimulants/sedentary excess, ineffectual urging, irritable

Acute GI polychrests

  • Arsenicum album: food poisoning/choleraic picture — burning pains, restless anxiety, simultaneous vomiting and diarrhea, worse after midnight, wants warm drinks in sips; profound prostration
  • Veratrum album: violent vomiting and purging with cold sweat on forehead, collapse, craving cold drinks/ice
  • Podophyllum: painless profuse watery gushing diarrhea, early morning, stool offensive; teething/summer diarrhea language
  • China officinalis: debilitating diarrhea with much flatus, periodicity, post-fluid-loss weakness; periodicity and bloating
  • Mercurius corrosivus: violent dysentery — continuous tenesmus, scrapings of stool, blood and mucus, cutting pains ("never-get-done" tenesmus)
  • Mercurius solubilis: dysentery/diarrhea with offensive sweat/salivation, night aggravation, tongue flabby with imprints
  • Aloe socotrina: insecure rectum, stool escapes with flatus; early morning urgency; hemorrhoids like a bunch of grapes
  • Sulphur: early morning diarrhea driving patient out of bed; itching anus; philosophical neglected appearance in chronic IBS-like stems
  • Lycopodium: right-sided complaints, 4–8 p.m. aggravation, bilious dyspepsia, red sand urine, desire for sweets but easily full after little food
  • Pulsatilla: no thirst, rich-fat food aggravation, changeable stools, gentle weepy temperament — indigestion after pastry/fatty food
  • Carbo vegetabilis: extreme bloating, belching temporary relief, desire to be fanned; sluggish digestion in "never well since" exhaustion
  • Phosphorus: craving cold drinks, burning in stomach, stool as soon as anything enters rectum ("involuntary" urgency language); hemorrhagic tendency
  • Iris versicolor: sick headaches with burning vomit/bile — GI-migraine bridge
  • Chelidonium: right scapula pain with bilious jaundice/hepatic picture; clay-colored stool
  • Carduus marianus: liver-spleen portal congestion, left lobe liver emphasis in some texts, gallstone/hepatic adjunct

Constipation & Hemorrhoids — Quick Therapeutics

  • Nux vomica: constant ineffectual urging
  • Opium: no urging, black hard balls, sleepy torpor
  • Alumina: inactivity of rectum, even soft stool needs strain
  • Aesculus: dry piled-up feeling, backache with hemorrhoids, little bleeding
  • Hamamelis: passive venous oozing, sore hemorrhoids
  • Aloe: rectal insecurity, hemorrhoids with diarrhea tendency

MCQ Decision Rules

  1. Lifestyle/temperament of the overworked spicy-alcohol patient → start with Nux.
  2. Sweets + anticipation + loud belching → Argentum nitricum.
  3. Finger-tip spot ulcer / punched-out / ropy mucus → Kali bich.
  4. Simultaneous vomit + diarrhea, burning, midnight, restlessness → Arsenicum.
  5. Cold sweat on forehead with rice-water collapse → Veratrum.
  6. Continuous tenesmus with bloody scrapings → Merc corrosivus.
  7. Painless gushing morning diarrhea → Podophyllum (or Sulphur if "drives out of bed" chronic picture).

Differentials that steal marks

  • Calling every dysentery Merc sol without checking continuous never-get-done tenesmus (Merc cor)
  • Confusing Lycopodium afternoon biliousness with Nux morning ineffectual urging
  • Missing cardiac epigastric pain when exertion and sweating dominate a "dyspepsia" stem

Worked AIAPGET Mini-Cases

Case A: Manager, late nights, spicy food and alcohol, constant unsatisfactory urging, chilly and snappish. Map: excess + ineffectual urging → Nux vomica.

Case B: Student gets diarrhea before every exam; loud belching; sweets craving that worsens symptoms. Map: anticipation + sweets → Argentum nitricum.

Case C: Epigastric pain in a spot coverable by a fingertip; endoscopy language of punched-out ulcer; tough stringy mucus. Map: spot + punched-out → Kali bichromicum.

Case D: Food poisoning with simultaneous vomiting and diarrhea, burning, restless after midnight, warm sips. Map: Arsenicum choleraic picture → Arsenicum album.

Case E: Violent dysentery, never-get-done tenesmus, stools like scrapings with blood and mucus. Map: continuous tenesmus → Mercurius corrosivus.

Drill the Arg nit – Kali bich – Nux ulcer set until option elimination is automatic; then layer Arsenicum/Veratrum/Merc cor for acute infectious gut stems.

Test Your Knowledge

A stressed office worker with gastritis from spicy food and alcohol has constant ineffectual urging for stool and an irritable, chilly temperament. Which remedy fits best?

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B
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D
Test Your Knowledge

Flatulent dyspepsia with craving for sweets that aggravate, loud belching, and diarrhea from anticipation most strongly indicates which remedy?

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B
C
D
Test Your Knowledge

Punched-out peptic ulcer pain felt in a small spot, with thick stringy mucus discharges, is classically associated with which remedy?

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B
C
D
Test Your Knowledge

Violent dysentery with continuous tenesmus, cutting pains, and stools of blood and mucus described as scrapings of the intestines points to which remedy?

A
B
C
D