In this task you are given a medical question pair hand-generated. Your task is to classify a given post into two categories 1) 'Similar' if the given two questions have a same connotation 2) 'Dissimilar' if the given two questions have a different connotation or meaning.

Q: Sentence1: If pus in stool is occasionally is there any problem? 
 Sentence2: My stool has pus in it, the doctor thought it to be problematic. I am advised colonoscopy. Is that procedure painful? 

A: Dissimilar
****
Q: Sentence1: Hello I have back spasms that flare up every now and then. I've done heat and ice rotate. Tried naproxen looked at my diet and take vitamins? 
 Sentence2: I have been having intense back spasms and none of the basic measures are helping. What should I do?

A: Similar
****
Q: Sentence1: There is a psychiatric night time tablet for schizophrenia that starts with 'c', does it cause drowsiness? 
 Sentence2: I have an appointment with my psychiatrist in the coming week but wanted to know if I could take my allergy medicines at night along with my antipsychotic medicine Seroquel? Do they have any interactions?

A:
Dissimilar
****