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Trial · NCT01229449

Ibuprofen/Acetaminophen Versus Nurofen Plus® and Panadeine® Extra Dental Pain Study

NCT01229449, Phase 3, Completed, Reckitt Benckiser LLC; results first posted 2018-09-17

3 sourcestrials-2026-11-12-0.5.0

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ConductScience Library. Ibuprofen/Acetaminophen Versus Nurofen Plus® and Panadeine® Extra Dental Pain Study. Trials, record NCT01229449. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01229449

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Trial

As registered on ClinicalTrials.gov, in the graph's capture of the registry.

Title
Ibuprofen/Acetaminophen Versus Nurofen Plus® and Panadeine® Extra Dental Pain Study
NCT number
NCT01229449
Status
Completed
Phases
Phase 3
Enrollment
678 participants, actual
Lead sponsor
Reckitt Benckiser LLC
Conditions
Post-operative Pain
Interventions
Ibuprofen/acetaminophen, Ibuprofen/acetaminophen (higher dose), Nurofen Plus®, Panadeine® Extra, Placebo
First posted
2010-10-27
Last updated
2018-09-17
Results first posted
2018-09-17

Source ClinicalTrials.gov

Registered outcomes10

Each outcome the trial registered, primary first, in ClinicalTrials.gov's words.

ListOutcomeTime frameDescription
PrimaryChange From Baseline in Area Under the Curve (AUC) of Pain Intensity and Relief Scores (SPRID)0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12 hours post-dose
SPRID 0-12h: Sum of pain intensity difference (PID) and the pain relief (PR) score over the twelve-hour follow-up period. Score range: 0mm = No pain and 100mm = Worst pain. This was calculated as the area under the curve (AUC) using the method of linear trapezoids assuming that the baseline assessment took place at time zero. Pain intensity (PI) was measured by pain assessment questionnaire, where subject tick the appropriate box in a 4-point ordinal scale ranging from 0 = No pain, 1 = Mild pain, 2 = Moderate pain, and 3 = Severe pain, in response to the question 'What is your pain level at this time?' Total Pain Relief (TOTPAR) was measured using pain assessment diary, where subject tick the appropriate box on a 5-point Ordinal Rating Scale: 0 = None, 1 = A Little, 2 = Some, 3 = A Lot, and 4 = Complete, in response to the question 'How much relief have you had from your starting pain?'
SecondaryChange From Baseline in AUC (0-8h) of SPRID0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, and 8 hours post-dose
SPRID 0-8h: Sum of pain intensity difference (PID) and the pain relief (PR) score over the twelve-hour follow-up period. Score range: 0 mm = No pain and 100 mm = Worst pain. This was calculated as the area under the curve (AUC) using the method of linear trapezoids assuming that the baseline assessment took place at time zero. Pain intensity (PI) was measured by pain assessment questionnaire, where subject tick the appropriate box in a 4-point ordinal scale ranging from 0 = No pain, 1 = Mild pain, 2 = Moderate pain, and 3 = Severe pain, in response to the question 'What is your pain level at this time?' Total Pain Relief (TOTPAR) was measured using pain assessment diary, where subject tick the appropriate box on a 5-point Ordinal Rating Scale: 0 = None, 1 = A Little, 2 = Some, 3 = A Lot, and 4 = Complete, in response to the question 'How much relief have you had from your starting pain?'
SecondaryChange From Baseline in AUC for Pain Intensity Difference Scores (SPID)0-4, 0-6, 0-8 and 0-12 hours
Sum of Pain Intensity Difference (SPID) was calculated as the area under the curve (AUC) using the method of linear trapezoids assuming that the baseline assessment took place at time zero. Score range: 0mm = No pain and 100mm = Worst pain. Pain intensity (PI) was measured by pain assessment questionnaire, where subject tick the appropriate box in a 4-point ordinal scale ranging from 0 = No pain, 1 = Mild pain, 2 = Moderate pain, and 3 = Severe pain, in response to the question 'What is your pain level at this time?'
SecondaryChange From Baseline in AUC of Pain Relief Scores (TOTPAR)0-4, 0-6, 0-8 and 0-12 hours
Total pain relief (TOTPAR) was measured using pain assessment diary where subject tick the appropriate box in response to the question 'How much relief have you had from your starting pain?' Pain Relief (PR) was rated on a 5-point Ordinal Rating Scale: 0 = None, 1 = A Little, 2 = Some, 3 = A Lot, and 4 = Complete.
SecondaryChange From Baseline in AUC of Individual Reading Pain Intensity and Relief Scores (SPRID)15, 30, 45, 60, 90 minutes and 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 hours
SPRID 0-12h: Sum of pain intensity difference (PID) and the pain relief (PR) score over the twelve-hour follow-up period. Score range: 0mm = No pain and 100mm = Worst pain. This was calculated as the area under the curve (AUC) using the method of linear trapezoids assuming that the baseline assessment took place at time zero. Pain intensity (PI) was measured by pain assessment questionnaire, where subject tick the appropriate box in a 4-point ordinal scale ranging from 0 = No pain, 1 = Mild pain, 2 = Moderate pain, and 3 = Severe pain, in response to the question 'What is your pain level at this time?' Total Pain Relief (TOTPAR) was measured using pain assessment diary, where subject tick the appropriate box on a 5-point Ordinal Rating Scale: 0 = None, 1 = A Little, 2 = Some, 3 = A Lot, and 4 = Complete, in response to the question 'How much relief have you had from your starting pain?'
SecondaryIndividual Pain Intensity Differences (Ordinal)15, 30, 45, 60, 90 minutes and 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 hours
Pain intensity (PI) was measured by pain assessment questionnaire where subject tick the appropriate box in response to the question 'What is your pain level at this time?' PI measured using a 4-point ordinal scale: 0 = No pain, 1 = Mild pain, 2 = Moderate pain, and 3 = Severe pain.
SecondaryIndividual Pain Intensity Differences Visual Analogue Scale (VAS)15, 30, 45, 60, 90 minutes and 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 hours
Pain Intensity (PI) VAS was measured using a horizontal 100-mm VAS ranging 0 mm = 'No Pain' as the left anchor and 100 mm = 'Worst Pain' as the right anchor, labelled by the subject marking the VAS line in the pain assessment questionnaire in response to the instruction 'Please indicate with a line on the scale below your pain at this time.'
SecondaryChange From Baseline in Peak Pain Intensity Difference (Peak PID - Ordinal)0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12 hours post-dose
Pain intensity (PI) was measured by pain assessment questionnaire where subject tick the appropriate box in response to the question 'What is your pain level at this time?' PI measured using a 4-point ordinal scale: 0 = No pain, 1 = Mild pain, 2 = Moderate pain, and 3 = Severe pain.
SecondaryChange From Baseline in Peak Pain Relief (PR)0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12 hours post-dose
Total pain relief (TOTPAR) was measured using pain assessment diary where subject tick the appropriate box in response to the question 'How much relief have you had from your starting pain?' Pain Relief (PR) was rated on a 5-point Ordinal Rating Scale: 0 = None, 1 = A Little, 2 = Some, 3 = A Lot, and 4 = Complete.
SecondarySubjects' Overall Assessment of the Study Medication Assessed at 12 Hours or Just Before Administration of Rescue MedicationAt 12 hours
Subject's Overall Assessment measured by subject ticking the appropriate box in response to the question 'How effective do you think the study medication is as a treatment for pain?' Subject's Overall Assessment rated on a five-point ordinal scale: 1 = Poor, 2 = Fair, 3 = Good, 4 = Very good, and 5 = Excellent.

Outcomes10

Each outcome the trial posted results for, in ClinicalTrials.gov's words.

TypeOutcomeTime framePopulationUnitsMeasured as
PRIMARYChange From Baseline in Area Under the Curve (AUC) of Pain Intensity and Relief Scores (SPRID)0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12 hours post-dose
Intention-to-treat (ITT) population includes all randomized subjects who took the study medication, completed the baseline efficacy assessments and had at least one post-baseline assessment. Any subjects with treatment administration errors were analyzed according to the treatment to which they were randomized.
units on a scale*hourMEAN
SECONDARYChange From Baseline in AUC (0-8h) of SPRID0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, and 8 hours post-doseITT populationunits on a scale*hourMEAN
SECONDARYChange From Baseline in AUC for Pain Intensity Difference Scores (SPID)0-4, 0-6, 0-8 and 0-12 hoursITT populationunits on a scale*hourMEAN
SECONDARYChange From Baseline in AUC of Pain Relief Scores (TOTPAR)0-4, 0-6, 0-8 and 0-12 hoursITT populationunits on a scale*hourMEAN
SECONDARYChange From Baseline in AUC of Individual Reading Pain Intensity and Relief Scores (SPRID)15, 30, 45, 60, 90 minutes and 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 hoursITT populationunits on a scaleMEAN
SECONDARYIndividual Pain Intensity Differences (Ordinal)15, 30, 45, 60, 90 minutes and 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 hoursITT populationunits on a scaleMEAN
SECONDARYIndividual Pain Intensity Differences Visual Analogue Scale (VAS)15, 30, 45, 60, 90 minutes and 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, and 12 hoursITT populationunits on a scaleMEAN
SECONDARYChange From Baseline in Peak Pain Intensity Difference (Peak PID - Ordinal)0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12 hours post-doseITT populationunits on a scaleMEAN
SECONDARYChange From Baseline in Peak Pain Relief (PR)0 (baseline), 0.25, 0.5, 0.75, 1, 1.5, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11 and 12 hours post-doseITT populationunits on a scaleMEAN
SECONDARYSubjects' Overall Assessment of the Study Medication Assessed at 12 Hours or Just Before Administration of Rescue MedicationAt 12 hoursThree subjects from ITT population were excluded from this analysis due to early/late diary assessments.ParticipantsCOUNT_OF_PARTICIPANTS

Results by group335

Each measurement the trial posted, group by group, in the words and numbers it posted.

OutcomeGroupCategoryValueSpreadUnits
Change From Baseline in Area Under the Curve (AUC) of Pain Intensity and Relief Scores (SPRID)Ibuprofen 200mg + Paracetamol 500mg (Lower Dose)2.68Standard Deviation 1.59units on a scale*hour
Change From Baseline in Area Under the Curve (AUC) of Pain Intensity and Relief Scores (SPRID)Ibuprofen 400mg + Paracetamol 1000mg (Higher Dose)3.30Standard Deviation 1.67units on a scale*hour
Change From Baseline in Area Under the Curve (AUC) of Pain Intensity and Relief Scores (SPRID)Nurofen Plus®2.62Standard Deviation 1.73units on a scale*hour
Change From Baseline in Area Under the Curve (AUC) of Pain Intensity and Relief Scores (SPRID)Panadeine® Extra1.93Standard Deviation 1.51units on a scale*hour
Change From Baseline in Area Under the Curve (AUC) of Pain Intensity and Relief Scores (SPRID)Placebo0.54Standard Deviation 1.37units on a scale*hour
Change From Baseline in AUC (0-8h) of SPRIDIbuprofen 200mg + Paracetamol 500mg (Lower Dose)0-4h3.65Standard Deviation 1.60units on a scale*hour
Change From Baseline in AUC (0-8h) of SPRIDIbuprofen 400mg + Paracetamol 1000mg (Higher Dose)0-4h3.95Standard Deviation 1.52units on a scale*hour
Change From Baseline in AUC (0-8h) of SPRIDNurofen Plus®0-4h3.44Standard Deviation 1.72units on a scale*hour
Change From Baseline in AUC (0-8h) of SPRIDPanadeine® Extra0-4h3.19Standard Deviation 1.61units on a scale*hour
Change From Baseline in AUC (0-8h) of SPRIDPlacebo0-4h0.61Standard Deviation 1.26units on a scale*hour

Participant flow15

How many started, completed or left each group, period by period.

PeriodMilestoneGroupParticipantsUnits counted
Overall StudySTARTEDIbuprofen 200mg + Paracetamol 500mg (Lower Dose)173
Overall StudySTARTEDIbuprofen 400mg + Paracetamol 1000mg (Higher Dose)168
Overall StudySTARTEDNurofen Plus®169
Overall StudySTARTEDPanadeine® Extra113
Overall StudySTARTEDPlacebo55
Overall StudyCOMPLETEDIbuprofen 200mg + Paracetamol 500mg (Lower Dose)172
Overall StudyCOMPLETEDIbuprofen 400mg + Paracetamol 1000mg (Higher Dose)164
Overall StudyCOMPLETEDNurofen Plus®167
Overall StudyCOMPLETEDPanadeine® Extra112
Overall StudyCOMPLETEDPlacebo54

Adverse events30

Each adverse event the trial posted, group by group: the participants affected out of those at risk.

TypeEventOrgan systemGroupAffectedAt riskEvents
otherNauseaGastrointestinal disordersIbuprofen 200mg + Paracetamol 500mg (Lower Dose)4317349
otherNauseaGastrointestinal disordersIbuprofen 400mg + Paracetamol 1000mg (Higher Dose)3316836
otherNauseaGastrointestinal disordersNurofen Plus®5016957
otherNauseaGastrointestinal disordersPanadeine® Extra3711349
otherNauseaGastrointestinal disordersPlacebo185519
otherVomitingGastrointestinal disordersIbuprofen 200mg + Paracetamol 500mg (Lower Dose)2917332
otherVomitingGastrointestinal disordersIbuprofen 400mg + Paracetamol 1000mg (Higher Dose)3016834
otherVomitingGastrointestinal disordersNurofen Plus®3516941
otherVomitingGastrointestinal disordersPanadeine® Extra2511329
otherVomitingGastrointestinal disordersPlacebo135513

Adverse event totals15

The totals the trial posted for each group.

TotalGroupAffectedAt risk
Total, all-cause mortalityIbuprofen 200mg + Paracetamol 500mg (Lower Dose)0173
Total, all-cause mortalityIbuprofen 400mg + Paracetamol 1000mg (Higher Dose)0168
Total, all-cause mortalityNurofen Plus®0169
Total, all-cause mortalityPanadeine® Extra0113
Total, all-cause mortalityPlacebo055
Total, other adverse eventsIbuprofen 200mg + Paracetamol 500mg (Lower Dose)88173
Total, other adverse eventsIbuprofen 400mg + Paracetamol 1000mg (Higher Dose)87168
Total, other adverse eventsNurofen Plus®97169
Total, other adverse eventsPanadeine® Extra72113
Total, other adverse eventsPlacebo3555

Papers0

The papers the trial lists on ClinicalTrials.gov.

None in this release.

Grants0

The grants NIH RePORTER links to the trial, newest funded first: NIH's, and some of AHRQ's, CDC's, FDA's and VA's. Each shows its title, principal investigators, organization and funder in its newest year.

None in this release.

Trial comparisons0

Comparisons of the trial's two groups, calculated by ConductScience from the counts it posted.

None in this release.

Tests0

The ConductCognition tests this trial's registered outcomes name, as ScienceGraph matched them in trial-tests-2026-11-12-0.2.1.

None in this release.

Data dates

The day each source was copied for this release.

ClinicalTrials.gov
2026-11-12
ClinicalTrials.gov
Results, from AACT
2026-03-23
AACT
NIH grant links
2026-11-13
NIH RePORTER

Sources 3

  • ClinicalTrials.gov's posted results, through CTTI's AACTFreely available. Acknowledgement requested
  • ClinicalTrials.govNo license stated
  • NIH RePORTER's clinical studies and project filesPublic domain
Each source's terms
  • ClinicalTrials.gov's posted results, through CTTI's AACTClinicalTrials.gov data via Aggregate Analysis of ClinicalTrials.gov (AACT), CTTI. CTTI makes its materials freely available and requests acknowledgement. https://aact.ctti-clinicaltrials.org/documentation/299
  • ClinicalTrials.govnone stated
  • NIH RePORTER's clinical studies and project filesPublic domain (NIH RePORTER)

ClinicalTrials.gov's data carry an international copyright outside the United States: https://clinicaltrials.gov/about-site/terms-conditions.

For software

Read this trial from software.

The record and each of its lists are JSON, twenty rows a page. No key.

GET https://conductscience.org/api/trials/v1/NCT01229449

GET https://conductscience.org/api/trials/v1/NCT01229449/results?page=2