Clinical trial • Not applicable • Gastroenterology

METRONIDAZOLE for Perianal abscess

Not applicable trial of METRONIDAZOLE for Perianal abscess.

Overview

Trial Therapeutic Area
Gastroenterology
Trial Disease
Perianal abscess
Trial Stage
Not applicable
Drug Modality
Small molecule

Key dates

Initial CTIS Submission Date
09-10-2024
First CTIS Authorization Date
11-11-2024

Trial design

Randomised, placebo tablets, tiofarma b.v.; dose/schedule not specified in the provided record-controlled Not applicable trial across 11 sites in Netherlands.

Randomised
Yes
Comparator
Placebo tablets, Tiofarma B.V.; dose/schedule not specified in the provided record
Target Sample Size
298
Trial Duration For Participant
365

Eligibility

Recruits 298 Vulnerable populations not selected. Only adults >18 years are eligible. Written informed consent is required ("Obtained written informed consent"). No assent or child/under‑18 consent procedures are described. Participants must have sufficient understanding of the Dutch written language..

Pregnancy Exclusion
Pregnancy or lactation
Vulnerable Population
Vulnerable populations not selected. Only adults >18 years are eligible. Written informed consent is required ("Obtained written informed consent"). No assent or child/under‑18 consent procedures are described. Participants must have sufficient understanding of the Dutch written language.

Inclusion criteria

  • {"criterion_text":"- Adults >18 years old\n- Eligible for email questionnaires\n- Sufficient understanding of the Dutch written language (reading and writing)\n- Obtained written informed consent"}

Exclusion criteria

  • {"criterion_text":"- A coexistent anorectal/anal fistula\n- Kidney failure (eGFR <30 ml/min)\n- Pregnancy or lactation\n- Postoperative antibiotic prophylaxis indicated for another reason\n- Immunosuppressive medication at the time of surgery\n- Allergy to ciprofloxacin or metronidazole\n- Not able or trouble with swallowing pills\n- Concomitant use of:Tizanidine, theophylline, clozapine, olanzapine, pirfenidone, carbamazepine, agomelatine (these are all CYP1A2 substrates, ciprofloxacin is an inhibitor) o Amiodarone, erythromycin, sotalol, azithromycin, citalopram, escitalopram, flecainide, fluconazole, haloperidol >5mg/day, methadone, ondansetron (concerning prolonged QT interval in combination with ciprofloxacin), Lithium (can cause toxic levels with metronidazole), Lopinavir/ritonavir, ritonavir capsules, temsirolimus, disulfiram (antabuse), mebendazole (can cause serious side effects, confusion and psychosis in combination with metronidazole), corticosteroids (in combination with ciprofloxacin higher risk of tendinitis and tendon rupture).\n- Recurrent anorectal abscess\n- Any additional surgical procedure performed during the same session\n- Previous (peri)anal surgery\n- Inflmmatory bowel disease\n- History of radiation of the pelvic area\n- (previous) anorectal malignancy\n- Immunodeficiency\n- Valvular heart disease"}

Endpoints

Primary endpoints

  • {"endpoint_text":"- Development of a perianal fistula within one year.","definition_or_measurement_approach":"Assessment of the occurrence/development of a perianal fistula within one year after surgical drainage."}

Secondary endpoints

  • {"endpoint_text":"- Quality of life at 12 months","definition_or_measurement_approach":"Quality of life measured at 12 months (timepoint specified)."}
  • {"endpoint_text":"- Costs and cost-effectiveness","definition_or_measurement_approach":"Health economic analysis of costs and cost-effectiveness (method not specified)."}
  • {"endpoint_text":"- Need of repeated drainage","definition_or_measurement_approach":"Occurrence/requirement of repeated drainage procedures (measurement method not specified)."}
  • {"endpoint_text":"- Recurrent abscess","definition_or_measurement_approach":"Occurrence of recurrent perianal abscess (measurement method not specified)."}
  • {"endpoint_text":"- Complications","definition_or_measurement_approach":"Complications/adverse events related to treatment (measurement method not specified)."}
  • {"endpoint_text":"- Patient reported outcomes measures","definition_or_measurement_approach":"Patient-reported outcome measures (PROMs); instruments not specified."}
  • {"endpoint_text":"- Length of hospital stay","definition_or_measurement_approach":"Duration of hospital stay measured in days."}
  • {"endpoint_text":"- Readmissions","definition_or_measurement_approach":"Hospital readmissions (counts/occurrence; measurement method not specified)."}
  • {"endpoint_text":"- Time till return to work","definition_or_measurement_approach":"Time to return to work measured (presumably in days); exact measurement approach not specified."}

Recruitment

Planned Sample Size
298
Recruitment Window Months
54
Consent Approach
Written informed consent is required and must be obtained from participants (adults >18). A subject information sheet and informed consent form (L1_SIS and ICF) are listed. Participants must have sufficient understanding of the Dutch written language. No assent or minor consent procedures described; consent materials language(s) implied to be Dutch.

Geography

Total Number Of Sites
11
Total Number Of Participants
298

Netherlands

Latest Decision Or Authorization Date
11-11-2024
Number Of Sites
11
Number Of Participants
298

Sites

Site Name
Amsterdam UMC Stichting
Department Name
Surgery
Principal Investigator Name
Willem Bemelman
Principal Investigator Email
w.a.bemelman@amsterdamumc.nl
Contact Person Name
Willem Bemelman
Contact Person Email
w.a.bemelman@amsterdamumc.nl
Site Name
Amphia Hospital
Department Name
Surgery
Principal Investigator Name
Ninos Ayez
Principal Investigator Email
nayez@amphia.nl
Contact Person Name
Ninos Ayez
Contact Person Email
nayez@amphia.nl
Site Name
IJsselland Ziekenhuis
Department Name
Surgery
Principal Investigator Name
Oddeke van Ruler
Principal Investigator Email
dkehrer@ysl.nl
Contact Person Name
Oddeke van Ruler
Contact Person Email
dkehrer@ysl.nl
Site Name
Proctos kliniek
Department Name
Surgery
Principal Investigator Name
Justin van Oostendorp
Principal Investigator Email
j.vanoostendorp@proctoskliniek.nl
Contact Person Name
Justin van Oostendorp
Site Name
Rode Kruis Ziekenhuis B.V.
Department Name
Surgery
Principal Investigator Name
Frederik Jonker
Principal Investigator Email
wetenschapsbureau@rkz.nl
Contact Person Name
Frederik Jonker
Contact Person Email
wetenschapsbureau@rkz.nl
Site Name
Diakonessenhuis Stichting
Department Name
Surgery
Principal Investigator Name
Anandi Schiphorst
Principal Investigator Email
wetenschapsbureau@diakhuis.nl
Contact Person Name
Anandi Schiphorst
Contact Person Email
wetenschapsbureau@diakhuis.nl
Site Name
Stichting OLVG
Department Name
Surgery
Principal Investigator Name
Ruben van Veen
Principal Investigator Email
rvanveen@olvg.nl
Contact Person Name
Ruben van Veen
Contact Person Email
rvanveen@olvg.nl
Site Name
Stichting OLVG
Department Name
Surgery
Principal Investigator Name
Ruben van Veen
Principal Investigator Email
rvanveen@olvg.nl
Contact Person Name
Ruben van Veen
Contact Person Email
rvanveen@olvg.nl
Site Name
Stichting Elisabeth-Tweesteden Ziekenhuis
Department Name
Surgery
Principal Investigator Name
David Zimmerman
Principal Investigator Email
wetenschapsbureau@etz.nl
Contact Person Name
David Zimmerman
Contact Person Email
wetenschapsbureau@etz.nl
Site Name
Dijklander Ziekenhuis
Department Name
Surgery
Principal Investigator Name
Marc Govaert
Principal Investigator Email
DOC@dijklander.nl
Contact Person Name
Marc Govaert
Contact Person Email
DOC@dijklander.nl
Site Name
Flevoziekenhuis Stichting
Department Name
Surgery
Principal Investigator Name
Ruben Schouten
Principal Investigator Email
wetenschapsbureau@flevoziekenhuis.nl
Contact Person Name
Ruben Schouten

Sponsor

Primary sponsor

Full Name
Amsterdam UMC Stichting
Organisation Type
Hospital/Clinic/Other health care facility
Country Of Registered Address
Netherlands

Co-sponsors

  • Proctos kliniek

Investigational products

Investigational Product Name
Metronidazol Aurobindo 500 mg, filmomhulde tabletten
Active Substance
METRONIDAZOLE
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
Marketing authorisation (RVG 08652) Netherlands
Starting Dose
500 mg
Dose Levels
500 mg (film-coated tablet strength)
Maximum Dose
2400 mg/day (maxDailyDoseAmount)
Investigational Product Name
Ciprofloxacine Teva 500 mg filmomhulde tabletten
Active Substance
CIPROFLOXACIN
Modality
Small molecule
Routes Of Administration
ORAL
Route
ORAL
Authorisation Status
Marketing authorisation (BE291453) Belgium
Starting Dose
500 mg
Dose Levels
500 mg (film-coated tablet strength)
Maximum Dose
1500 mg/day (maxDailyDoseAmount)
Investigational Product Name
Placebo tablets, Tiofarma B.V.,
Modality
Other
Combination Treatment
Yes

Related trials

Other published trials that may interest you.