Sniffing geranium oil may ease chemo sickness
NCT ID NCT07292831
First seen Jun 24, 2026 · Last updated Jun 27, 2026 · Updated 1 time
Summary
This study tested whether inhaling geranium essential oil can reduce nausea and vomiting in cancer patients receiving chemotherapy. 90 participants were randomly assigned to either inhale geranium oil during chemo or receive no aromatherapy. Nausea and vomiting were measured before and 12 hours after treatment using a standard scale.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- geranium essential oil (Pelargonium graveolens) via inhalation
- What this could lead to
- If it works, this could offer a simple, drug-free way to help cancer patients feel less sick during chemotherapy.
- What could go wrong
- This is a small, completed trial with no phase designation. Results may not be strong enough to change practice, and the effect could be due to placebo or the calming ritual of inhalation.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Phase
-
Not a phased trial
Phase numbers describe drug development. The registry uses this when they do not apply, as it does for trials of devices, procedures or behaviour changes, and for observational studies.
- Participants
-
90 people
The number who actually took part.
- Started
-
Jan 2024
- Finished
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Dec 2024
- Lead sponsor
-
Other sponsor
The registry's catch-all category, for sponsors it does not file as a company, a government agency, or a research network.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
- Ages
-
18 to 65 years
- Sex
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Anyone
- Healthy volunteers
-
Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion Criteria: 1. Diagnosed with cancer. 2. Currently undergoing intravenous chemotherapy regimen 1. 3. Aged under 65 years. 4. Body Mass Index (BMI) between 18.5 and 22.9 kg/m². 5. Able and willing to provide informed consent. 6. Able to communicate and follow study instructions. Exclusion Criteria: Known allergy or sensitivity to essential oils or fragrances
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
-
RSUD Dr. Moewardi Surakarta
Surakarta, Centre Java, 57126, Indonesia
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