A Study to Evaluate the Efficacy and Safety of HR18042 Tablets in the Treatment of Postoperative Pain of Impacted Tooth.

NCT ID: NCT04812860

Last Updated: 2025-06-22

Study Results

Results pending

The study team has not published outcome measurements, participant flow, or safety data for this trial yet. Check back later for updates.

Basic Information

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Recruitment Status

COMPLETED

Clinical Phase

PHASE2

Total Enrollment

187 participants

Study Classification

INTERVENTIONAL

Study Start Date

2020-12-08

Study Completion Date

2021-01-25

Brief Summary

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The purpose of this study was to evaluate the Efficacy and safety of HR18042 tablets for the Treatment of Post-surgical Pain After extraction of impacted tooth, find the optimal dose.

Detailed Description

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Conditions

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Moderate to Severe Acute Pain

Study Design

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Allocation Method

RANDOMIZED

Intervention Model

PARALLEL

A Multicenter,randomized, double-blind, Dose Ranging , controlled with active treatment and placebo, parallel groups, Phase II clinical trial
Primary Study Purpose

TREATMENT

Blinding Strategy

QUADRUPLE

Participants Caregivers Investigators Outcome Assessors

Study Groups

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HR18042 100mg

Group Type EXPERIMENTAL

HR18042

Intervention Type DRUG

Tablet, Dosing frequency: once daily, Route of administration: oral

HR18042 125mg

Group Type EXPERIMENTAL

HR18042

Intervention Type DRUG

Tablet,Dosing frequency: once daily, Route of administration: oral

HR18042 200mg

Group Type EXPERIMENTAL

HR18042

Intervention Type DRUG

Tablet,Dosing frequency: once daily, Route of administration: oral

Tramadol hydrochloride ER 100mg

Group Type ACTIVE_COMPARATOR

Tramadol hydrochloride ER

Intervention Type DRUG

Tablet,Dosing frequency: once daily, Route of administration: oral

Placebo to match HR18042 and Tramadol hydrochloride ER

Group Type PLACEBO_COMPARATOR

Placebo

Intervention Type DRUG

Tablet,Dosing frequency: once daily, Route of administration: oral

Interventions

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HR18042

Tablet, Dosing frequency: once daily, Route of administration: oral

Intervention Type DRUG

HR18042

Tablet,Dosing frequency: once daily, Route of administration: oral

Intervention Type DRUG

HR18042

Tablet,Dosing frequency: once daily, Route of administration: oral

Intervention Type DRUG

Tramadol hydrochloride ER

Tablet,Dosing frequency: once daily, Route of administration: oral

Intervention Type DRUG

Placebo

Tablet,Dosing frequency: once daily, Route of administration: oral

Intervention Type DRUG

Eligibility Criteria

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Inclusion Criteria

1. 18 to 75 years old.
2. Subjects must have a plan of extraction of impacted tooth.
3. Subjects with moderate to severe pain (VAS score ≥ 50mm).This must be measured within a maximum of 4 hours after the end of extraction of impacted tooth.
4. weight at least 45kg,and no more than 100kg.
5. If a female is of child-bearing potential, she must be using highly effective methods of contraception throughout the study.
6. Willingness to comply with the study procedures and requirements.
7. willing and able to provide written informed consent for this study.

Exclusion Criteria

1. any analgesic medication other than preoperative or intraoperative anaesthetic agents within 12h before taking trial medication medication
2. a longacting NSAID within 4 days,or a shortacting NSAID within 1 days prior to dosing.
3. any anti-depressive medication, selective serotonin reuptake inhibitors (SSRIs), diet pills et.al. with 30 days of study entry.
4. Oral surgical site combined with infection.
5. Severe cardiovascular and cerebrovascular diseases.
6. Severe gastrointestinal disease.
7. had a history of seizures or drug or alcohol abuse.
8. uncontrolled hypertension.
9. significant abnormal electrocardiogram
10. significant abnormal laboratory value.
11. Allergic to the study drug and ingredients.
12. Pregnancy, lactation or recent Pregnant plan;
13. Subjects who participated in a clinical research study involving an experimental drug before 30 days of study entry.
14. other conditions unsuitable for participation in the study.
Minimum Eligible Age

18 Years

Maximum Eligible Age

75 Years

Eligible Sex

ALL

Accepts Healthy Volunteers

No

Sponsors

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Jiangsu HengRui Medicine Co., Ltd.

INDUSTRY

Sponsor Role lead

Responsible Party

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Responsibility Role SPONSOR

Locations

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West China Hospital of Stomatology Sichuan University

Chengdu, Sichuan, China

Site Status

Countries

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China

Other Identifiers

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HR18042-201

Identifier Type: -

Identifier Source: org_study_id

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