Conium maculatum
Quick Facts
- What it is: A homeopathic remedy made by heavily diluting poison hemlock, sold mainly as 30C sugar pellets that contain no plant material.
- Main uses: Hard, swollen glands, Breast lumps after a bruise, Dizziness on turning the head, Weakness in older people
- Best for: People already using homeopathy who understand it has not beaten placebo in trials
- Active ingredients: None detectable at 30C, Coniine (only in the raw plant and very low dilutions), Gamma-coniceine (only in the raw plant and very low dilutions)
- Forms: Sugar pellets, Tablets, Liquid drops in alcohol, Mother tincture and low strengths (professional use only)
- Time to effect: Homeopaths claim hours to days; no measured effect beyond placebo has been shown.
- Side effects: High dilutions are inert; raw plant or low dilutions can cause paralysis and death.
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What is Conium maculatum?
Conium maculatum is a homeopathic remedy made from poison hemlock, a very toxic wild plant. Homeopaths reach for it for hard swollen glands, breast lumps after a bruise, dizziness when you turn your head, and weakness in older people. It is sold as sugar pellets, tablets or liquid drops.
The remedy is made by diluting the plant juice again and again, with shaking at each step. At 30C, the strength most shops sell, no plant molecules are left. What you swallow is sugar or water that carries no source material.
Trials do not show that it works better than a dummy pill (placebo). Its long place in homeopathy is a record of custom, not proof that it does anything in the body. Traditional standing and proof of effect are two different things, and this page reports both.
How does Conium maculatum work?
There is no known way this remedy could act in the body. Homeopathy rests on the idea that a substance which causes symptoms in a well person can treat like symptoms when heavily diluted. No body process explains that idea, and it clashes with basic chemistry.
At 30C, nothing of the plant remains to act on your nerves, glands or blood. Homeopaths say the water keeps a "memory" of the plant. That claim has not been shown to be true in the lab.
When people feel better after taking it, the likely reasons are the placebo effect (feeling better because you expect to), the passing of time, and the long, calm talk with a practitioner.
What forms does Conium maculatum come in?
Most shop-bought Conium comes as small sugar pellets or tablets that melt under the tongue. Liquid drops in alcohol and water are also sold.
Strengths are marked with a number and a letter, such as 6C, 30C or 200C. A higher number means more dilution steps, not more plant. From 12C upward, no source material is left at all.
Low strengths such as the mother tincture, 1X, 2X or 3X still hold plant matter. These belong in trained hands only. Never make your own preparation from the raw plant.
Where it comes from:
Poison hemlock killed the Greek thinker Socrates in 399 BC, and it has been feared ever since. Older doctors still used tiny doses on tumours and swollen glands, with mixed and unproven results.
Samuel Hahnemann brought Conium into homeopathy in the early 1800s. It has stayed a standard remedy in homeopathic books since then, mainly for hard lumps and dizziness in older people.
If this is an emergency
Some reactions to Conium maculatum need urgent care. Call your local emergency number or go to an emergency department straight away — do not wait to see whether it passes.
Who should avoid Conium maculatum?
- Never eat, chew, juice or brew any part of the raw poison hemlock plant — it can kill an adult within hours
- Never buy or use the mother tincture or low strengths such as 1X, 2X or 3X without a qualified practitioner, because these can still contain the plant poison
- Do not use if you are pregnant or trying to become pregnant, as hemlock alkaloids can harm an unborn baby
- Do not use if you are breastfeeding
- Do not give it to babies or children without advice from a doctor
- Do not use if you would delay or replace treatment your doctor has advised, such as care for a breast lump, a swollen gland or cancer
- Do not use liquid drops if you take disulfiram or metronidazole (medicines that react badly with alcohol), or if you avoid alcohol
- Avoid the pellets if you cannot digest lactose (milk sugar) and the label lists it
- Do not use low-strength forms if you have myasthenia gravis (a disease that makes muscles weak) or any long-term lung disease
- Do not use it before surgery without telling your surgeon and anaesthetist
When should you see a doctor?
Call the emergency services at once if someone has eaten hemlock or a low-strength preparation and has muscle weakness, drooling, blurred vision, trouble breathing, a fit (seizure) or drowsiness. Hemlock poisoning gets worse fast and needs hospital care.
See a doctor within days, and do not wait on a remedy, if you have a new or growing lump anywhere, a breast lump or nipple change, a swollen gland that lasts more than two weeks, or night sweats and weight loss you cannot explain.
Get urgent care if you cannot pass urine at all, or if dizziness comes with slurred speech, a drooping face, weakness on one side, chest pain or fainting.
Evidence grades and traditional-use labels are explained in our methodology. Nothing here is medical advice.
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