Lycopodium clavatum
Made from the spores of clubmoss — the pale 'vegetable sulphur' dust that once served pharmacies as a wound and skin powder.
The whole picture, in one breath
Think of the polite, capable person who is quietly dictatorial at home: anticipatory anxiety before every big event, confidence that collapses at the door, right-sided complaints that cross to the left, and a belly that balloons with wind — worst between four and eight in the evening. Craves sweets, worse for cold drinks, better for warm food. Right side, 4–8 p.m., bloating and bossiness: that is Lycopodium.
The substance, in plain words
Clubmoss sheds clouds of fine yellow spores, once gathered as 'lycopodium powder' — a dry, slippery dust used to coat pills, dress wounds and soothe skin. Prepared as a remedy it became the classical liver-and-digestion constitutional of the books.
The traditional picture Classical sources
The inner state
- Anticipatory anxiety. Dreads the upcoming examination, interview or performance — suffers in advance, then often does well.
- A Jekyll-and-Hyde temperament. Timid and yielding to strangers, authoritative and irritable at home; anger from contradiction.
- Mental fatigue after effort. Burns out quickly; worse thinking, better in company as distraction.
The body
- The 4–8 p.m. aggravation. The famous time keynote: everything — headache, colic, anger — worsens in late afternoon and evening.
- Right to left. Complaints begin on the right and may wander left; right foot, right ovary, right nostril.
- Bloating with loud wind. The abdomen balloons by evening, rumbling, worse for cold drinks and raw food, better for warm food and passing wind.
- Desires sweets. Craves sweets and delicacies, which disagree; aggravation from oysters and cabbage.
- Urinary and kidney picture. Red sediment in the urine, gravel, right-kidney aching; the classical kidney-red remedy.
- Throat and right nostril. Throat pains worse on empty swallowing, going right to left; one nostril blocked, then the other.
Modalities (worse and better factors)
| Worse from ⬇ | Better from ⬇ |
|---|---|
| 4–8 p.m.; cold drinks and food; right side; anger and contradiction; eating to satiety. | open air; warm drinks and food; passing wind; gentle motion; company as distraction. |
Where it acts (organ affinities)
Liver and digestion (portal system), right kidney and urinary tract, right side generally, respiratory mucosa.
Where the classical picture comes from
The spore powder's old use as a wound dusting agent gave the liver-and-skin signature; provings added the wind, the right side and the 4–8 p.m. clock. Its clinical reputation in dyspepsia and gravel made it a staple of the old prescribers.
The substance in real medicine Pharmacology
What this section is: the pharmacology and toxicology of the source substance. It is not clinical evidence that a homeopathic preparation of it treats any condition. What controlled trials do and do not show is set out on the Evidence page.
Lycopodium spores are nearly pure sporopollenin — one of nature's toughest biological materials — which is why the powder is chemically inert, fire-flashy and slow to degrade. They are still used as a pill-coating and microscopy tracer powder. No therapeutic drug comes from the spores themselves; the remedy's classical territory overlaps modern gastroenterology (bloating, functional dyspepsia), which manages these complaints with diet and proven medicines.
Look-alikes (how the classical authors told it apart)
| Remedy | Looks similar because… | Tells it apart because… |
|---|---|---|
| Chelidonium majus | Right-sided liver and shoulder pain | Chelidonium's right shoulder blade pain with jaundice points to the liver directly; Lycopodium is the wind-and-sweets picture. |
| Nux vomica | Irritability, dyspepsia | Nux is chilly, morning-worse and stimulant-born; Lycopodium is bloated, 4–8 p.m.-worse and sweet-toothed. |
| Sulphur | Red orifices, hot skin | Sulphur is hot, itchy and bath-hating; Lycopodium is windy, right-sided and sugar-craving. |
| Lachesis | Throat worse empty swallowing, left-sided | Lachesis is left-sided, purple and worse after sleep; Lycopodium right-sided, flatulent and time-keyed. |