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Sinusitis, AcutePhase 3NCT01934231

Study to Assess the Efficacy and Safety of Potassium Clavulanate/Amoxicillin in Children With Acute Bacterial Rhinosinusitis

A Phase 3 study testing Amoxicillin-Potassium Clavulanate Combination in people with Sinusitis, Acute, run by GlaxoSmithKline at 3 sites in Japan.

Completed

Finished. The study has ended and is not enrolling. Results may be posted on the official record.

Official record
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Trial summary

Acute Bacterial Rhinosinusitis (ABRS) is a respiratory inflammation commonly seen in clinical practice, which has with respiratory symptoms including nasal congestion, rhinorrhoea, postnasal discharge and cough and is associated with headache, cheek pain, facial pressure and other conditions. Read more about this study

Who is it for?
Ages 3 months to 15 years
Conditions the study is for
Sinusitis, Acute
What is being tested?
Amoxicillin-Potassium Clavulanate Combination
Type of treatment
Pill or oral medicine
Could I receive a placebo?
No, everyone receives an active treatment
How many people
27 participants
Where
3 sitesJapan
Study dates
30 Aug 2013to 7 Nov 2013
Phase
Phase 3
Are there results?
Yes, posted in the registrySummary in the doctors' view

Key requirements

Who can take part, as listed by the sponsor. Only the study team can confirm whether you are eligible, so take this list to your doctor.

  • Ages 3 months to 15 years
  • All sexes
  • No healthy volunteers
  • Child

Who may be able to join

  • Child with ABRS with inflammation as bacterial infection who has the following symptoms/signs on the day of or the day before the first dose of the investigational product: Redness of the nasal mucosa; nasal or postnasal discharge is purulent or mucopurulent; Pathological shadow in the paranasal sinus on a radiogram (only for reference). Patient with surgical history should be excluded but patient with a pervious surgery more than 365 days before and apparently preserved maxillary sinus mucosa or patient with a previous surgery of nasal polypectomy more than 90 days before may be enrolled in the study.
  • Child with ABRS whose severity is classified as moderate or severe (total score >=4) based on the nasal cavity findings and symptoms.
  • Boy or girl aged >=3 months to <15 years.
  • Body weight >=6 kilograms (kg) to <40 kg.
  • Written informed consent has been obtained from the child's legally acceptable representative. If the child is 12 years or older, the child him/herself should have also provided written informed consent. The investigator (or sub-investigator) should attempt to obtain written informed consent from the child him/herself as far as possible even if the child is less than 12 years of age.

Who cannot join

  • Severe infection that requires surgical treatment (e.g., child with systemic symptoms such as fever associated with swelling face, child with almost full nasal obstruction due to a large nasal polyp).
  • Serious complication such as acute mastoiditis, facial palsy, bacterial meningitis, and brain tumor.
  • Congenital disorder such as maxillofacial dysplasia.
  • Need of concomitant use of other antibiotics.
  • Serious underlying disease (e.g., cardiac disease, malignancy, juvenile diabetes).
  • Concurrent infection associated with gastrointestinal symptoms (e.g., diarrhoea, vomiting) that may affect safety assessment.
Show all 23Show fewer
  • Known hypersensitivity to any component of CVA/AMPC or penicillin or cephem antibiotic, or past history of a serious adverse reaction possibly related to any of these agents.
  • Infectious mononucleosis.
  • Current hepatic impairment, or past history of jaundice or hepatic impairment due to any component of CVA/AMPC.
  • Past or current renal impairment (e.g., serum creatinine >=1.5 × Upper Limit of Normal, creatinine clearance of less than 30 milliliter/liter [mL/L]).
  • Past or current immune dysfunction or insufficiency, or use of immunosuppressive therapy.
  • Need corticosteroid for systemic, eye drops or nasal drops.
  • Phenylketonuria.
  • Use of azithromycin within 14 days prior to the first dose of the investigational product.
  • Use of any antibiotic within 7 days prior to the first dose of the investigational product.
  • Current use or imperative use during the study period of probenecid or a tubular secretion inhibitor.
  • Participation in another clinical study within 3 months prior to enrollment, or prospected participation in another clinical study during the period of this study.
  • Girl with menstruation and childbearing potential, pregnant girl, lactating girl, or girl who is planning a pregnancy during the study period. A girl with childbearing potential may be enrolled in the study only if she is willing to use at least one of the following acceptable measures for contraception throughout the study period: Male partner sterilization prior to the girl's entry into the study, and this male is the sole partner for that girl; Intrauterine device (IUD) (with documented annual failure rate estimate of <1%); Abstinence; Male condom combined with a female diaphragm, either with or without a vaginal spermicide.
  • The legally acceptable representative is a minor.
  • Child in care.
  • History of alcohol or drug abuse.
  • Relationship with the study medical institution: The investigator, sub-investigator, study collaborator, person employed by the investigator or the study medical institution, or their close relatives.
  • Child whose participation in the study is considered inappropriate by the investigator (or sub-investigator).

Trial locations and contacts

3 sites in 1 country.

Japan3 sites
  • GSK Investigational Site

    Chiba, 272-0143

  • GSK Investigational Site

    Chiba, 279-0012

  • GSK Investigational Site

    Tokyo, 125-0052

Other trials in Japan

About this study

Official title: A Multicenter, Open-Label Study To Assess The Efficacy And Safety Of Potassium Clavulanate/Amoxicillin (CVA/AMPC 1:14 Combination) In The Treatment Of Children With Acute Bacterial Rhinosinusitis

Acute Bacterial Rhinosinusitis (ABRS) is a respiratory inflammation commonly seen in clinical practice, which has with respiratory symptoms including nasal congestion, rhinorrhoea, postnasal discharge and cough and is associated with headache, cheek pain, facial pressure and other conditions. The principal bacterial pathogens in causing ABRS include Streptococcus pneumoniae, Haemophilus influenzae and Moraxella (Branhamella) catarrhalis. These three bacteria account for approximately 90% of ABRS in children less than or equal to 5 years of age. Combination of Potassium Clavulanate (CVA) and Amoxicillin (AMPC) produces higher antibiotic activity against beta-lactamase-producing bacteria. The present study is designed to assess the clinical efficacy, bacteriological efficacy and safety of CVA/AMPC (1:14) administered in children aged from 3 months to less than 15 years with ABRS. It is an open-label study consisting of a 7-day treatment phase and a post-treatment follow-up phase for 7 to 14 days.

Being tested
Amoxicillin-Potassium Clavulanate Combination
Keywords
Acute bacterial rhinosinusitis, Amoxicilin, Infection, Potassium clavulanate
Medical subject headings
Sinusitis, Infections

What participants receive

What participants receive. In a randomised study each person is assigned to one group by chance.

  • Amoxicillin-Potassium Clavulanate CombinationDrug

    The drug is available in two sachets (CVA/AMPC Dry Syrup 0.505 g and CVA/AMPC Dry Syrup 1.01 g). CVA/AMPC Dry Syrup 1.01 g sachet contains 42.9 mg of Potassium Clavulanate and 600 mg of Amoxicillin Hydrate. It is a white to yellowish white powder and has strawberry flavor and it is white to yellowish white suspension when it is suspended before use.

Study groups in NCT01934231
Study groupRoleWhat they receive
Single armExperimentalEach participant will take Potassium Clavulanate (CVA)/ Amoxicillin (AMPC) corresponding 6.4/90 mg/kg/day in two divided doses (every 12 hours) just before lactation or meal for 7 days depending on his/her body weight at the start of treatment (Day 1). The actual daily dose depends on the body weight of the participant.
Receives: Drug: Amoxicillin-Potassium Clavulanate Combination

What is being measured

The primary outcome is the main question the study is designed to answer.

  1. Number of Participants With a Clinical Outcome of "Cure" at Test of Cure (TOC: Day 15)

    Clinical assessment of acute bacterial rhinosinusitis was performed by the investigator (or subinvestigator) at TOC (Day 15) on the basis of the following criteria: "Cure" is defined as sufficient resolution or improvement of the signs and symptoms such that no additional antibiotic therapy is needed. Failure is defined as no change or deterioration of the signs and symptoms or as additional antibiotic therapy being needed. The outcome was unable to be determined if no information was available regarding the signs and symptoms or, despite improvement of the signs and symptoms, the use of a non-study antibiotic was administered, indicating that there was a protocol deviation.

    Measured: Day 15

Secondary outcomes (5)
  1. Number of Participants With a Clinical Outcome of "Cure" at the End of Treatment (EOT: Day 8)

    Clinical assessment of acute bacterial rhinosinusitis was performed by the investigator (or subinvestigator) at the EOT (Day 8) on the basis of the following criteria: "Cure" is defined as sufficient resolution or improvement of the signs and symptoms such that no additional antibiotic therapy is needed. Failure is defined as no change or deterioration of the signs and symptoms or as additional antibiotic therapy being needed. The outcome was unable to be determined if no information was available regarding the signs and symptoms or, despite improvement of the signs and symptoms, the use of a non-study antibiotic was administered, indicating that there was a protocol deviation.

    Measured: Day 8

  2. Number of Participants With a Clinical Outcome of "Cure" at Both the End of Treatment and Test of Cure (EOT and TOC: Day 8 and Day 15)

    Clinical assessment of acute bacterial rhinosinusitis was performed by the investigator (or subinvestigator) at the EOT (Day 8) and TOC (Day 15) on the basis of the following criteria: "Cure" is defined as sufficient resolution or improvement of the signs and symptoms such that no additional antibiotic therapy is needed. Failure is defined as no change or deterioration of the signs and symptoms or as additional antibiotic therapy being needed. The outcome was unable to be determined if no information was available regarding the signs and symptoms or, despite improvement of the signs and symptoms, the use of a non-study antibiotic was administered, indicating that there was a protocol deviation. In order to be categorized as "cure," participants had to meet the criteria for "cure" at both Day 8 and Day 15.

    Measured: Day 8 and Day 15

  3. Number of Participants With the Indicated Severity of Symptoms and Nasal Cavity Findings at Day 4, Day 8, and Day 15

    The investigator (or sub-investigator) categorized the severity of symptoms such as rhinorrhoea and bad mood/productive cough as none, mild/small amount (M/SA), or moderate or severe (M or S). For the nasal cavity finding of nasal/postnasal discharge (N/PD) the categozation was serous [containing serum]), mucopurulent (MU/SA [containing both mucus and pus]), and moderate or larger amount (M/LA). In cases in which both sides of the nasal cavity were affected and there was no difference in severity between the sides, the right-side results were recorded. If there was a difference in severity, the more severe-side results were recorded.

    Measured: Baseline (BL), Day 4, Day 8, and Day 15

  4. Number of Participants (Par.) With the Specified Bacteriological (Bact.) Outcome Per Pathogen (Path.) at the End of Treatment (EOT) at Day 8

    The investigator used the sample collected at the start of study treatment (trt) to isolate and identify the pathogenic bacteria. The sample collected at the EOT was used to evaluate the bact. response to the investigational product of each path. If the same pathogen was not detected at the EOT, this pathogen was classified as "eradication" (E). If the same pathogen was detected at the EOT, this pathogen was classified as "persistence" (P).

    Measured: Day 8

  5. Number of Participants (Par.) With the Specified Bacteriological (Bact.) Outcome Per Participant at EOT (Day 8)

    The investigator used the sample collected at the start of study treatment (trt) to isolate and identify the pathogenic bacteria. The sample collected at the EOT was used to evaluate the bact. response to the investigational product of each par. using the following classification: Bact. eradication (erad.), presumed bact. erad. and colonization were categorized as erad. Bact. persistence (pers.), presumed bact. pers. and superinfection were categorized as pers. Bact. erad. elimination of the pathogen (path.) after trt; presumed bact. erad.-resolution of signs/symptoms (s/s) after trt; colonization-resolution of s/s but initial path. still recovered from sample; bact. pers.-no improvement in s/s and initial path. was recovered from sample; presumed bact. pers.-no improvement in s/s and isolation of initial path. was impossible/not performed; superinfection-initial path. was eradicated but a new path. was recovered; unable to determine-bact. test could not be performed.

    Measured: Day 8

Timeline

From the start of the study to its completion; the mark is today. Estimated dates are the sponsor’s plan.

  1. First posted4 Sep 2013 (estimated)
  2. Study start30 Aug 2013
  3. Primary completion7 Nov 2013
  4. Study completion7 Nov 2013

Resources

More details

For doctors and researchers: how the study is designed, who runs it, and its registry IDs.

Study design
Study type
Interventional
Phase
Phase 3
Primary purpose
Treatment
Allocation
Non-randomised
Intervention model
Single group
Masking
None (open label)
Enrolment
27 participants (actual)
IDs, dates and publications
ClinicalTrials.gov ID
NCT01934231
Sponsor's protocol ID
117150
Status last verified
Jun 2017
First submitted
29 Aug 2013
Last updated
11 Jul 2017
Data monitoring committee
No
Individual data sharing
Yes: Patient-level data for this study will be made available through www.clinicalstudydatarequest.com following the timelines and process described on this site.

Questions about this trial

What is this clinical trial studying?

A Phase 3 study testing Amoxicillin-Potassium Clavulanate Combination in people with Sinusitis, Acute, run by GlaxoSmithKline at 3 sites in Japan.

The full registered description is in the About this study section and the official record.

Who may be eligible to take part?

The sponsor lists 5 inclusion and 23 exclusion criteria. Eligibility is decided by the study team after screening, so read the full criteria and contact a listed site.

Is this clinical trial currently recruiting?

The record says: finished, as of the sponsor's last update on 11 Jul 2017. Status can change between updates, so confirm with the study contact before making plans.

Where is the study taking place?

The record lists 3 sites in Japan. Whether a site is taking part right now should be confirmed with that site. See every site.

What are the possible benefits and risks?

They depend on the study and the treatment, and no study can promise a benefit. The study team explains the known risks during informed consent, before anyone joins; the record itself does not list them.

What does this phase mean?

Phase 3 studies compare the treatment with the current standard treatment or a placebo in a large group, to confirm how well it works and watch for side effects.

Not every study follows the same path, and some studies (observational studies, device studies) have no phase.

Are results available for this study?

Yes. Results are posted in the registry (first posted 1 Jul 2014). A summary is in the For doctors view, and the full results are on ClinicalTrials.gov.

How can a doctor refer a patient or contact the research team?

The record lists no contact. The official record names the sponsor, who can be asked directly. AzTrials does not enrol participants or take referrals.

What does the primary outcome measure?

Number of Participants With a Clinical Outcome of "Cure" at Test of Cure (TOC: Day 15) (time frame: Day 15). It is what the study was designed to measure, not a finding.

Where can I read the original study information?
Does a listing mean the treatment is approved or proven to work?

No. A listing means the study is registered. It does not show that the treatment is safe, works, or is approved by a regulator.

How often is this information updated?

AzTrials copies changed records from ClinicalTrials.gov every night and reloads the whole registry every week. The sponsor last updated this record on 11 Jul 2017.

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