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: Is it okay for 18 year olds to take thermogenics? 
 Sentence2:  I have heard a lot of 18 year old taking thermogenics. Could you tell me what we mean by thermogenics? 
[A]: Dissimilar


[Q]: Sentence1: I just need to know if a low does antidepressant with Vyvanse (lisdexamfetamine) helps to not get the depression when you go off the Vyvanse (lisdexamfetamine) for weekends? 
 Sentence2: I feel like, I am depressed most of the time. May I know does my Vyvnase, which I am having for ADHD would help me or do I need to get some low dose antidepressant?
[A]: Dissimilar


[Q]: Sentence1: Should i be worried about the extreme vaginal air/gas that feels stuck I've been experiencing since my hymen surgery to fix my septate hymen 1 week ago 
 Sentence2: Got hymen surgery done for septate hymen a week ago and been experiencing something like gas/air stuck in vagina since then. Is it normal? 
[A]:
Similar