Eucalyptus globulus appears in Indian chemists as globules (30C), mother tincture (Q), and as essential oil in rubs and droppers. Homeopaths classically use the potency for a stuffy, catarrhal, bronchial picture. 1,8-cineole (eucalyptol) oil is a poison if swallowed — seizures are documented in children after oral or even heavy inhaled exposure. A properly made 30C contains no measurable cineole. Eucalyptus is not a proven pneumonia antibiotic or asthma controller.

This article is for people searching eucalyptus globulus uses, Eucalyptus Q for cough, or eucalyptus oil in water. It is not a recipe for putting oil on a toddler’s tongue.
| Item | Detail |
|---|---|
| Botanical | Eucalyptus globulus Labill. — blue gum, fever tree |
| Also written | Eucalyptus, Eucal., Eucalyptus 30, Eucalyptus Q |
| Crude toxin | Essential oil, mainly 1,8-cineole |
| 30C / 200C | Past ~12C: no measurable oil if manufactured properly |
| Q | Alcoholic leaf extract — material, not “strong 30C” |
| Essential oil / rubs | Not for ingestion; keep away from children |
| Main classical uses | Catarrh, stuffed head, bronchial rales in Boericke |
| Usual home potency | 30C for a matching cold picture; steam is water, not oil |
| Safety in one line | Never swallow eucalyptus oil. 30C ≠ a dropper of oil |
The tree is Australian. Boericke’s Eucalyptus: catarrhal states, stuffed-up head, bronchial secretions, some old “malarial” talk we are not treating as malaria care. Clarke adds a history of using the oil as an antiseptic inhalant in the 19th century — that history is not a paediatric dosing licence.
It is not:
There is no good RCT that Eucalyptus 30 treats COPD, sinusitis, or influenza.
Cineole oil: Indian paediatric series document eucalyptus-oil-induced seizures after ingestion and sometimes inhalation (PMC7846315, PMC8075753). INCHEM notes serious depression of consciousness after a few millilitres.: if swallowed, do not induce vomiting; call poison services. In India that is your nearest emergency department / 108.
Cough and cold: fluids, rest, and medical review for fast breathing. See cough, cold, sinusitis.
Everything about 30C below is classical indication.
Steam from plain hot water (face at a safe distance, not scalding children) is humidity. Adding oil to the bowl is how some seizure cases start.
| Form | What is in it | Use | Do not |
|---|---|---|---|
| Essential oil | Concentrated cineole | External rubs on intact adult skin if at all, as labelled | Swallow; use in a child’s nose or mouth; add freely to steam for toddlers |
| Chest rub with eucalyptus | Diluted oil in a base | Age-labelled products only | Use under 2 years unless a clinician says so |
| Q | Alcohol + leaf | Occasional adult tincture talk | Infants; “more drops because cough is worse” |
| 30C | No measurable cineole if made properly | Matching catarrh picture | Treat pneumonia or asthma crisis |
| 200C | Empty | Rare constitutional | Daily self-repeats |
30C. Vehicle only; delay of pneumonia care is the harm. Side effects.
Oil / large Q. Burning mouth, vomiting, drowsiness, seizure, coma, breathing failure. Children have seized after “therapeutic” folklore doses.
Eucalyptus 30 does not interact with inhalers. Do not stop a prescribed inhaler.
| Remedy | Picture | Choose it when |
|---|---|---|
| Eucalyptus | Catarrhal, stuffy, bronchial in Boericke | Adult cold picture — after oil is locked away |
| Justicia | Paroxysmal Indian cough | Different plant |
| Drosera | Midnight spasmodic fits | Whooping picture |
| Antimonium tart | Rattle, too weak to raise | Wet drowsy chest |
| Ferrum phos | Early fever | Not cineole |
WeClinic will ask whether the bottle is oil, Q, or 30C before anything else. Kanpur.
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