Effects of aromatherapy massage with Cinnamomum sintoc essential oil for myofascial pain syndrome

Status

Active, not recruiting

Phases

Phase 2

Study type

Interventional

Source

TCTR

Registry ID

TCTR20250402002

Enrollment

Registered

2025-04-02

Start date

2023-03-08

Completion date

Unknown

Last updated

2026-08-03

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

Conditions

Myofascial pain syndrome (MPS) associated with the trapezius muscle Cinnamomum sintoc essential oil Aromatherapy massage Myofascial pain syndrome (MPS) Trapezius muscle

Interventions

Aromatherapy massage with C. sintoc essential oil (20 ml of 3% C. sintoc oil mixed with lemongrass oil and vetiver oil),Aromatherapy massage with base oil (20 ml of the base oil in the coconut oil and

Experimental Other,Placebo Comparator Other

aromatherapy massage with C. sintoc essential oil,Aromatherapy massage without C. sintoc essential oil

Eligibility

Sex/Gender

Female

Age

18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Myofascial pain syndrome (MPS) associated with the trapezius muscle, as confirmed by a Thai Traditional Medicine doctor 2. Undergoing unilateral or bilateral upper trapezius MPS with a pain level of 4-6 (moderate) on a visual analogue scale 3. Willingness to participate in the study 4. Ability to communicate and respond to inquiries 5. Absence of shoulder dysfunction, cervical spine degeneration, cervical nerve root irritation, and severe rheumatoid arthritis 6. No history of allergies or sensitivities to herbal components, absence of acute infection symptoms in the back and shoulder muscles, no olfactory impairments, no history of asthma, and no prior back surgery

Exclusion criteria

Exclusion criteria: 1. Fever, malignancy, prescription physiotherapy for back pain, hospitalization, allergic response to C. sintoc, pregnancy and lactation, and unwillingness to continue participation

Design outcomes

Primary

Measure	Time frame
Pain intensity 1, 3, 5, 12 days Visual Analogue Scale (VAS) and Thai Short-Form McGill Pain Questionnaire (Th-SFMPQ)	—

Secondary

Measure	Time frame
Functional ability and odor-related affective responses 1, 3, 5, 12 days pain threshold (PPT), cervical spine range of motion (CROM), shoulder flexibility, neck disability index (NDI), and Geneva emotion and odor scale (GEOS),Adverse events 1, 3, 5, 12 days adverse event form	—

Countries

Thailand

Contacts

Public ContactThanyaluck Siriyong

Faculty of Traditional Thai Medicine, Prince of Songkla University

thanyaluck.s@psu.ac.th074282719

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 10, 2026