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Pain control induced by placebo effect during scaling and root planing

Evaluation of placebo effect for pain control during scaling and root planning

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
IRCT
Registry ID
IRCT201212041081N6
Enrollment
182
Registered
2013-03-03
Start date
2012-12-20
Completion date
Unknown
Last updated
2018-02-22

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

Conditions

Condition 1: pain during scaling and root planing. Condition 2: Pain during scaling and root planing. Chronic gingivitis Chronic periodontitis

Interventions

Intervention 1: Placebo capsule, one single dose, 0.5 to 1 hour before scaling and root planing. Intervention 2: Control group, no medication before scaling and root planing.
Placebo
Treatment - Other
Placebo capsule, one single dose, 0.5 to 1 hour before scaling and root planing
Control group, no medication before scaling and root planing

Sponsors

Vice-chancellor for research, Gillan University of Medical Sciences
Lead Sponsor

Eligibility

Sex/Gender
All

Inclusion criteria

Inclusion criteria: Volunteers seeking scaling and root planing and have either gingivitis or periodontitis are selected. Inclusion criteria: Being in a good general health; having at least 3 standing teeth in each sextant of dentition; not consuming any drugs such as anti-depressants; corticosteroids; ant-coagulants; NSAIDs; anti-inflammatory; and etc. Patients needing anti-biotic prophylaxis, as well as pregnant or lactating women are excluded from the study.

Exclusion criteria

Exclusion criteria:

Design outcomes

Primary

MeasureTime frame
Pain severity. Timepoint: During intervention. Method of measurement: visual analogue scale, Five point verbal rating scale.

Secondary

MeasureTime frame
Treatment of gingivitis and/or periodontitis. Timepoint: At the time of admission, and four weeks after scaling. Method of measurement: Probing pocket depth.

Countries

Iran (Islamic Republic of)

Contacts

Public ContactNastaran Mirfarhadi

Oral and Maxillofacial Developmenatal Disease Research Center

mirfarhadi@gums.ac.ir+98 13 1326 3616

Outcome results

None listed

Source: IRCT (via WHO ICTRP) · Data processed: Feb 4, 2026