Sniffing geranium oil may ease chemo sickness

NCT ID NCT07292831

Completed Symptom relief Sponsor: Universitas Muhammadiyah Surakarta Source: ClinicalTrials.gov ↗

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.

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Conditions

The condition(s) this trial relates to.

cancer chemotherapy-induced toxicity Nausea neoplasm Vomiting

As listed by the trial registrant

The condition terms exactly as the trial's registrant entered them.

CANCER CHEMOTHERAPY-INDUCED NAUSEA AND VOMITING (CINV)

Contacts and locations

Locations

RSUD Dr. Moewardi Surakarta

Surakarta, Centre Java, 57126, Indonesia

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