1596
A patient with monocular open - angle glaucoma had trichiasis , a condition associated with the use of a prostaglandin analog .
 trichiasis, prostaglandin
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:
 trichiasis, prostaglandin