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OpenTrials
Terminated

NCT Number: NCT03127592

Phase III Efficacy and Tolerability Trial of the Fixed Dose Combination of Etodolac 400 mg and Cyclobenzaprine 10 mg Versus Isolated Active Substances in Pain Control After Impacted Third Molar Extraction

This Phase III study will compare the efficacy and tolerability of a Fixed Dose Combination of Etodolac + Cyclobenzaprine versus the isolated drugs in postoperative pain control after impacted third molar extraction.

Why the study stopped: recruitment difficulty
Terminated

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Key information

Age range

18 year–65 year

Sex eligibility

All sexes

Study type

Interventional

Phase

Phase 3

Primary location

Azidus Brasil Pesquisa Científica e Desenvolvimento Ltda.

Valinhos, São Paulo, 13271-130, Brazil

Who can participate

Healthy volunteers accepted: Yes

Only the study team can determine whether someone qualifies for participation.

Inclusion criteria

  • Healthy research participants of both sexes (male and female non-pregnant), aged 18 years or over, underwent impacted third molar extraction surgery

Exclusion criteria

  • Presence of any event and / or pathology at the site of interest that may interfere with and contraindicate the performance of the surgical procedure at the discretion of the Investigator, including periodontitis, odontogenic tumors or cysts (associated or not with the third molar), trauma, presence of Inflammation and / or infection;
  • Present or past history of any cardiac, gastrointestinal, respiratory, hepatic, renal, endocrine, neurological, metabolic, psychiatric, hematological event;
  • Previous diagnosis of alcohol and drug abuse defined by DSM-V;
  • Current or past history (for less than 12 months) of smoking;
  • Use of illicit drugs;
  • History of bleeding / bleeding or coagulation disorders, gastric ulcer and / or active peptic hemorrhage;
  • Any finding of clinical (clinical / physical), laboratory or cardiac evaluation (ECG) observation that is interpreted by the investigating physician as a risk to the participant;
  • Use of drugs that potentially interfere with the kinetics / dynamics of acetaminophen or any other medicinal product considered clinically significant by the Investigator;
  • Known hypersensitivity to the active principles used during the study (etodolac and cyclobenzaprine);
  • Women in gestation or breastfeeding, as well as women who present a positive pregnancy test (β - hCG) during the study screening / selection period;
  • Professionals directly involved in the realization of the present study and their relatives;
  • Participant of the research that has participated in clinical study protocols in the last 12 (twelve) months, unless the Investigator deems that there may be direct benefit to it.

Treatment and study plan

Fixed Dose Combination

Drug

Fixed Dose Combination of Etodolac 400 mg + Cyclobenzaprine 10 mg

Etodolac

Drug

Individual drug

Other names: Flancox

Cyclobenzaprine

Drug

Individual drug

Other names: Miosan

Primary outcomes

  1. Superiority of the Fixed Dose Combination versus Isolated active substances

    Time frame: 4 hours

    The Primary outcome will be accessed by the individual response rate in relation to the pain intensity calculated by the Visual Analogic Scale (VAS) scale performed after 4 hours of administration of the first dose of medicines

Secondary outcomes

  1. Individual response rate

    Time frame: 6h, 12h, 24h, 48h and 72h

    Individual response rate in relation to the evaluation of pain intensity calculated through the Visual Analogic Scale (VAS) measure in times 6h, 12h, 24h, 48h and 72h

  2. Edema

    Time frame: 4 hours

    Absence of edema after 4 hours of drug administration and at the end of treatment

  3. Mandibula constriction

    Time frame: 4 hours

    Absence of mandibular constriction after 4 hours of drug administration and at the end of treatment

  4. Use of rescue medication

    Time frame: 3 days

    Proportion of participants requiring the use of rescue medication over the 3 days of treatment in each treatment group

Sponsors and collaborators

Lead sponsor

Apsen Farmaceutica S.A.

Industry

Registry information

Official study title

Phase III Randomized, Unicentric, Double-masked, Parallel Trial for the Efficacy and Tolerability of the Fixed Dose Combination of Etodolac 400 mg and Cyclobenzaprine 10 mg Versus the Isolated Active Substances (Flancox® 400 mg And Miosan® 10 mg) in Postoperative Pain Control After Impacted Third Molar Extraction

Acronym: FDCETCB-III

Important dates

Study start
2020
Primary completion
2022
Study completion
2022
First posted
Apr 25, 2017
Registry last updated
Sep 9, 2026

OpenTrials presents study information sourced from ClinicalTrials.gov. The official registry record should be consulted for the latest information.

View the official ClinicalTrials.gov record (opens in a new tab)

This listing is for discovery and informational purposes only. It is not medical advice, does not guarantee that a study is recruiting, and does not determine eligibility. Contact the study team and a qualified healthcare professional when considering participation.

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