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: How do I tell the difference between an allergy and a sinus infection?
Sentence2: Can you tell me some OTC medications for allergies and sinus infection?
[A]: Dissimilar

[Q]: Sentence1: Is it possible for a seven panel urine drug screen to distinguish between Vyvanse (lisdexamfetamine) and concerta?
Sentence2: Hello doctor I am on Vyvanse and Concerta. Is it possible for seven panel urine drug test to distinguish between both?
[A]: Similar

[Q]: Sentence1: I've had a cold for 1week. I just stopped antibiotics. Coughing up grey mucus sometimes. Dr isn't concerned. Should l take 2nd lot of antibiotics?
Sentence2: I've been taking antibiotics for my cold for almost a week now, but I still am coughing up some phlegm with grey mucous membranes. Should I continue with the antibiotics?
[A]:
Similar