6677
In a postural challenge test after administration of isosorbide dinitrate ( 5 mg ) , blood pressure decreased from 120/67 to 65/35 mmHg , followed by syncope with a sudden decrease in pulse rate from 85 to 60 beats / min .
 blood pressure decreased, isosorbide dinitrate; sudden decrease in pulse rate, isosorbide dinitrate; syncope, isosorbide dinitrate
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:
 blood pressure decreased, isosorbide dinitrate; sudden decrease in pulse rate, isosorbide dinitrate; syncope, isosorbide dinitrate