A phase III randomized clinical trial in proportion 2:1 in favor of oral vancomycin (experimental treatment), multicentric, national, double-blinded, controlled with placebo. The main objective is to evaluate the effectiveness of treatment with oral vancomycin to reduce the incidence of Clostridioides difficile infection (CDI) in patients who suffered previous CDI and who need further hospitalization and treatment with systemic antibiotic therapy in the 90 days after the first CDI.
As secondary objectives the investigators intend to: * Evaluate the effectiveness of the treatment with oral vancomycin as part of the prophylaxis arsenal to prevent ICD in patients with previous ICD episodes stratified by the number of previous recurrences. * Compare the severity of recurrences in both study groups. * Compare the effectiveness of the treatment with oral vancomycin depending on the type of systemic antibiotic therapy prescribed. * Evaluate the tolerance and the safety of the treatment with oral vancomycin in terms of secondary effects and difficulty in therapeutic compliance. * Evaluate if the treatment with oral vancomycin has an effect in diminishing the severity of ICD recurrences.
Study Type
INTERVENTIONAL
Allocation
RANDOMIZED
Purpose
PREVENTION
Masking
TRIPLE
Enrollment
24
A blinded capsule that contains 125mg of vancomycin every 6 hours during 10 days.
A blinded capsule that contains no vancomycin every 6 hours during 10 days.
Rafael San Juan
Madrid, Madrid, Spain
Effectiveness of treatment with oral vancomycin in the prevention of Clostridioides difficile
Absolute difference in the rate of C. difficile infection recurrences with vancomycin Vs placebo.
Time frame: 60 days after the beginning of the intervention
Effectiveness of treatment with oral vancomycin according to the number of previous recurrences
The absolute difference in the rate of C. difficile infection recurrences with vancomycin vs placebo stratified by index CDI episode (first episode or recurrence)
Time frame: 60 days after the beginning of the intervention
Effectiveness of treatment with oral vancomycin in diminishing the severity of the recurrence
The absolute difference in the rate of severe C. difficile infection recurrences with vancomycin vs placebo
Time frame: 60 days after the beginning of the intervention
Effectiveness of treatment with oral vancomycin depending on antibiotic therapy
The absolute difference in the rate of C. difficile infection recurrences with vancomycin vs placebo stratified by the type of systemic antibiotic therapy prescribed.
Time frame: 60 days after the beginning of the intervention
Tolerance and safety of treatment with oral vancomycin
Rate of major adverse events and drug-related adverse events.
Time frame: 60 days after the beginning of the intervention
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