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The Effect of Standardized Ginger Extract on Unstimulated Saliva Flow Rate: A Randomized Controlled Trial in Healthy Volunteers

The Effect of Standardized Ginger Extract on Unstimulated Saliva Flow Rate: A Randomized Controlled Trial in Healthy Volunteers

Status
Active, not recruiting
Phases
Phase 1Phase 2
Study type
Interventional
Source
TCTR
Registry ID
TCTR20200915004
Enrollment
368
Registered
2020-09-15
Start date
2020-09-25
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

Saliva secretion in healthy volunteers salivation

Interventions

A capsule contains corn starch used as placebo.,A capsule of 500 mg standardized ginger extract.,two capsules of 500 mg SGE.,Three capsules of 500 mg SGE.
0 mg SGE,500 mg SGE,1,000 mg SGE,1,500 mg SGE

Sponsors

The Faculty of Public Health
Lead Sponsor
Khaosuankwang Hospital
Collaborator

Eligibility

Sex/Gender
All
Age
18 Years to 60 Years

Inclusion criteria

Inclusion criteria: 1. Be able to speak, listen, read and write in Thai, 2. Aged 18 to 60 years old, 3. Good general & oral health, 4. Non smoker and 5.Non-alcohol user

Exclusion criteria

Exclusion criteria: 1. Ginger allergy, 2. Pregnant/ breastfeeding/ having menstrual, 3. History of head & neck radiotherapy, 4. Use antithrombotic agents, antihistamines, decongestants or nonsteroidal anti-inflammatory drugs, 5. History of/ scheduled to surgery in two weeks, 6. History of gallstone or bile duct obstruction, 7. Herpes labialis infection, 8. History of recent travelling aboard, entering risk zone announced by the Ministry of Public Health, having close contact with known Coronavirus case or patient under investigation (within 14 days), 9. Body temperature higher than 37.5 Celsius with coughing, sore throat, runny nose or difficult breathing and 10. Have breakfast or meal which may alter saliva secretion

Design outcomes

Primary

MeasureTime frame
Unstimulated saliva flow rate The primary outcome will be measured twice. Before and after taking intervention Modified Schirmer's test

Secondary

MeasureTime frame
Side effects After taking intervention Interview and observation

Countries

Thailand

Contacts

Public ContactKhemakorn Wongkalasin

Khon Kaen University

khem@kkumail.com0846012482

Outcome results

None listed

Source: TCTR (via WHO ICTRP) · Data processed: Aug 9, 2026