1456
Proconvulsive tendency of imipenem / cilastatin is one of its well - known side effects .
 Proconvulsive, cilastatin; Proconvulsive, imipenem
Please list all entity pairs containing a certain relationship in the given options.Output format is "word1, word2; word3, word4". 
Option: adverse effect 
Text: {0} 
Answer:
 Proconvulsive, cilastatin; Proconvulsive, imipenem