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Phase 2 N=394 Randomized Double-blind Treatment

Evaluation of the Efficacy of Novel Ibuprofen Acetaminophen Combination Formulations in the Treatment of Post-surgical Dental Pain

Pain

Enrolled (actual)
394
Serious AEs
0.0%
Results posted
May 2020
Primary outcome: Primary: Time-Weighted Sum of Pain Relief Rating and Pain Intensity Difference Scores From 0 to 8 Hours (SPRID 0-8) — 5.0; 30.8; 29.6; 31.7 units on a scale — p=<0.001

Study Design & Population

Study type
Interventional
Phase
Phase 2
Interventions
Ibuprofen/acetaminophen (Drug); Ibuprofen (Drug); Placebo (Drug)
Age
Pediatric, Adult · 16+ yrs
Sex
All
Sponsor
Pfizer
Primary completion
Sep 2012

Outcome Measures

OutcomeResultp-value
PRIMARY
Time-Weighted Sum of Pain Relief Rating and Pain Intensity Difference Scores From 0 to 8 Hours (SPRID 0-8)
5.0; 30.8; 29.6; 31.7; 28.8 <0.001 sig
SECONDARY
Time to Onset of Meaningful Pain Relief
NA; 44.5; 54.1; 45.9; 56.2 <0.001 sig
SECONDARY
Time to Confirmed First Perceptible Relief
NA; 18.5; 22.8; 18.5; 24.9 <0.001 sig
SECONDARY
Pain Relief Rating Score (PRR)
0.2; 0.6; 0.5; 0.7; 0.4; 0.3 0.014 sig
SECONDARY
Pain Intensity Difference on 4-Point Categorical Scale (PID4)
0.1; 0.3; 0.2; 0.3; 0.2; 0.1 0.033 sig
SECONDARY
Pain Intensity Difference on 11-Point Numerical Scale (PID11)
0.1; 1.0; 0.8; 0.9; 0.4; 0.2 0.006 sig
SECONDARY
Sum of Pain Relief Rating and Pain Intensity Difference on 4-Point Categorical Scale (PRID4)
0.3; 1.0; 0.7; 1.0; 0.6; 0.3 0.014 sig
SECONDARY
Time-weighted Sum of Pain Intensity Difference on 4-Point Categorical Scale (SPID4) Over 2, 6, 8 and 12 Hours Post-Dose
0.1; 2.7; 2.4; 2.7; 2.2; 0.7 <0.001 sig
SECONDARY
Time-weighted Sum of Pain Intensity Difference on 11-Point Numerical Scale (SPID11) Over 2, 6, 8 and 12 Hours Post-Dose
0.1; 8.8; 8.0; 8.6; 7.2; 1.1 <0.001 sig
SECONDARY
Time-weighted Sum of Pain Relief Rating (TOTPAR) Over 2, 6, 8, 12 Hours Post-Dose
0.7; 4.7; 4.3; 4.7; 4.0; 2.8 <0.001 sig
SECONDARY
Time-weighted Sum of Pain Relief Rating and Pain Intensity Difference on 4-Point Categorical Scale (SPRID4) Over 2, 6 and 12 Hours Post Dose
0.9; 7.4; 6.7; 7.4; 6.2; 3.5 <0.001 sig
SECONDARY
Cumulative Percentage of Participants With Meaningful Relief
0.0; 1.1; 1.1; 3.4; 1.1; 0.0 0.571
SECONDARY
Cumulative Percentage of Participants With Confirmed First Perceptible Relief
3.3; 26.7; 18.3; 28.1; 19.6; 10.0 0.003 sig
SECONDARY
Time to Treatment Failure
1.6; 9.7; 10.1; 11.1; 10.4 <0.001 sig
SECONDARY
Cumulative Percentage of Participants With Treatment Failure
43.3; 2.2; 2.2; 4.5; 5.4; 73.3 <0.001 sig
SECONDARY
Participant Global Evaluation of Study Medication
1.0; 3.8; 3.4; 3.6; 3.5 <0.001 sig

Summary

This study will determine the overall analgesic efficacy of three different fixed dose ibuprofen plus acetaminophen formulations compared to ibuprofen alone and to placebo.

Eligibility Criteria

Inclusion Criteria

  • Males and females 16 to 40 years of age
  • Moderate to severe post-operative pain following surgical extraction of three or more third molar teeth

Exclusion Criteria

  • Presence of history of significant hepatic, renal, endocrine, cardiovascular, neurological, psychiatric, gastrointestinal, pulmonary, hematologic or metabolic disorder
  • Pregnant or breastfeeding females
View full record on ClinicalTrials.gov →

Data sourced from ClinicalTrials.gov (NCT01559259). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.

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