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: I'm wondering what is the best birth control? 
 Sentence2: Can birth control pills and emergency pills be taken together?
[A]: Dissimilar


[Q]: Sentence1: Please provide advice on discontinuing hctz (hydrochlorothiazide) after developing petechiae on my arms. I have been taking hctz (hydrochlorothiazide) for 3 months and this just started. 
 Sentence2: Is hydrochlorthiazide safe for the elderly?
[A]: Dissimilar


[Q]: Sentence1: Last week, doctor put me me on omeprazole for gastritis (no prior stomach issues.)  since then, i've had a few green poops of middling consistency.  ? 
 Sentence2: Hello doctor, I am on Omeprazole for my gastritis and Lexapro for depression. Can I drink alcohol on this?
[A]:
Dissimilar