Trial · NCT01255670

Penicillin and Metronidazole in Treatment of Peritonsillar Abscess

NCT01255670, Not applicable, Completed, Helsinki University Central Hospital; results first posted 2021-05-11

3 sourcestrials-2026-11-12-0.5.0

Cite this record

ConductScience Library. Penicillin and Metronidazole in Treatment of Peritonsillar Abscess. Trials, record NCT01255670. Release trials-2026-11-12-0.5.0, 12 Nov 2026. https://conductscience.org/library/trials/NCT01255670

On this page

Trial

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

Title: Penicillin and Metronidazole in Treatment of Peritonsillar Abscess
NCT number: NCT01255670
Status: Completed
Phases: Not applicable
Enrollment: 200 participants, actual
Lead sponsor: Helsinki University Central Hospital
Conditions: Peritonsillar Abscess
Interventions: penicillin and metronidazole in peritonsillar abscess
First posted: 2010-12-07
Last updated: 2021-05-11
Results first posted: 2021-05-11

Source ClinicalTrials.gov

Registered outcomes2

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

List	Outcome	Time frame	Description
Primary	Number of Participants With Recurrence of Peritonsillar Abscess	56 days	Number of participants with recurrence of peritonsillar abscess having metronidazole in addition to penicillin or penicillin and placebo.
Secondary	Number of Participants Recovering From Peritonsillar Abscess	28 days	Number of participants recovering from peritonsillar abscess having metronidazole in addition to penicillin or penicillin and placebo.

Source ClinicalTrials.gov

Outcomes2

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

Type	Outcome	Time frame	Population	Units	Measured as
PRIMARY	Number of Participants With Recurrence of Peritonsillar Abscess	56 days		Participants	COUNT_OF_PARTICIPANTS
SECONDARY	Number of Participants Recovering From Peritonsillar Abscess	28 days		Participants	COUNT_OF_PARTICIPANTS

Source ClinicalTrials.gov

Results by group4

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

Outcome	Group	Value	Units
Number of Participants With Recurrence of Peritonsillar Abscess	Penicillin and Metronidazole	10	Participants
Number of Participants With Recurrence of Peritonsillar Abscess	Penicillin and Placebo	10	Participants
Number of Participants Recovering From Peritonsillar Abscess	Penicillin and Metronidazole	74	Participants
Number of Participants Recovering From Peritonsillar Abscess	Penicillin and Placebo	80	Participants

Source ClinicalTrials.gov

Participant flow6

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

Period	Milestone	Group	Participants
Overall Study	STARTED	Penicillin and Metronidazole	100
Overall Study	STARTED	Penicillin and Placebo	100
Overall Study	COMPLETED	Penicillin and Metronidazole	74
Overall Study	COMPLETED	Penicillin and Placebo	80
Overall Study	NOT COMPLETED	Penicillin and Metronidazole	26
Overall Study	NOT COMPLETED	Penicillin and Placebo	20

Source ClinicalTrials.gov

Adverse events10

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

Type	Event	Organ system	Group	Affected	At risk
other	Nausea	Gastrointestinal disorders	Penicillin and Metronidazole	10	100
other	Nausea	Gastrointestinal disorders	Penicillin and Placebo	8	100
other	Diarrhea	Metabolism and nutrition disorders	Penicillin and Metronidazole	16	100
other	Diarrhea	Metabolism and nutrition disorders	Penicillin and Placebo	10	100
other	Dizziness	Nervous system disorders	Penicillin and Metronidazole	12	100
other	Dizziness	Nervous system disorders	Penicillin and Placebo	16	100
other	Headache	Nervous system disorders	Penicillin and Metronidazole	15	100
other	Headache	Nervous system disorders	Penicillin and Placebo	12	100
other	Rash	Skin and subcutaneous tissue disorders	Penicillin and Metronidazole	8	100
other	Rash	Skin and subcutaneous tissue disorders	Penicillin and Placebo	5	100

Source ClinicalTrials.gov

Adverse event totals6

The totals the trial posted for each group.

Total	Group	Affected	At risk
Total, all-cause mortality	Penicillin and Metronidazole	0	100
Total, all-cause mortality	Penicillin and Placebo	0	100
Total, other adverse events	Penicillin and Metronidazole	61	100
Total, other adverse events	Penicillin and Placebo	51	100
Total, serious adverse events	Penicillin and Metronidazole	0	100
Total, serious adverse events	Penicillin and Placebo	0	100

Source ClinicalTrials.gov

Papers1

The papers the trial lists on ClinicalTrials.gov.

PMID	Listed as
26968881	DERIVED

Source PubMed

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 comparisons4

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

Comparison	Source
Penicillin and Metronidazole vs Penicillin and Placebo: Number of Participants Recovering From Peritonsillar Abscess	Trial comparisons
Penicillin and Metronidazole vs Penicillin and Placebo: Number of Participants With Recurrence of Peritonsillar Abscess	Trial comparisons
Penicillin and Metronidazole vs Penicillin and Placebo: deaths from any cause	Trial comparisons
Penicillin and Metronidazole vs Penicillin and Placebo: serious adverse events	Trial comparisons

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/NCT01255670

GET https://conductscience.org/api/trials/v1/NCT01255670/registered

API reference For AI assistants