2955
Though hypotension , dry mouth , and constipation are well - documented possible adverse effects , the possibility of clonidine - induced bradycardia is less well recognized and is rare .
 bradycardia, clonidine; constipation, clonidine; dry mouth, clonidine; hypotension, clonidine
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:
 bradycardia, clonidine; constipation, clonidine; dry mouth, clonidine; hypotension, clonidine