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Comparison of the Effects of Lavender and Rose Aromas on Vaccination Pain

Comparison of the Effects of Lavender and Rose Aromas on Vaccination Pain in 2-Month-Old Infants: A Randomized Triple-Blind Clinical Trial

Status
Recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT20260224068930N1
Enrollment
75
Registered
2026-04-29
Start date
2026-05-22
Completion date
Unknown
Last updated
2026-06-01

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Pain sensation during vaccination..

Interventions

Intervention 1: Intervention group 1: Inhalation with lavender aroma involves diluting one drop of 100% pure lavender essential oil with four drops of distilled water, which is then placed on a piece

Sponsors

Jahrom University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All
Age
2 Months to 89 Days

Inclusion criteria

Inclusion criteria: Children aged 2 months to 2 months and 29 days. Only healthy children (without any illness or symptoms such as fever, runny nose, diarrhea, etc.) Children with suitable weight and general condition for vaccination. Parents/legal guardians must sign an informed consent form. Children who do not have systemic diseases (such as diabetes, vascular diseases, congenital anomalies, etc.). Children with no history of hospitalization for any reason (as hospitalization has long been recognized as a painful experience that may affect children's outcomes). No known allergies to essential oils or herbal oils. No bleeding disorders or hematological conditions (as these disorders may cause bleeding post-injection and complicate the situation, interfering with the assessment of the desired outcome).

Exclusion criteria

Exclusion criteria: Occurrence of any unusual and observable adverse events related to the vaccine injection, including active bleeding, trauma, bruising, or hematoma, which should be recorded in the "Intervention Cessation or Possible Adverse Effects" section of the researcher's data collection form. Children for whom vaccination may be difficult due to any skin or subcutaneous tissue problems (such as old hematomas, skin infections, etc.). Any use of analgesic/sedative medications within 24 hours prior to vaccination. Occurrence of an allergic reaction or severe restlessness prior to the intervention.

Design outcomes

Primary

MeasureTime frame
Pain score measurement based on the NIPS questionnaire. Timepoint: 1 minute before the intervention, during the intervention, 2 minutes after the intervention. Method of measurement: NIPS questionnaire.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactFatemeh Nazari

Jahrom University of Medical Sciences

F.Nazari@jums.ac.ir+98 71 5447 5601

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Jun 11, 2026