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.
--------
Question: 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?

Answer: Similar


Question: Sentence1: Is going from 40 mg Nexium to 20 mg Nexium and then 10 mg Nexium granuels a good way of weaning of?Sudden stopping I hear can result in sever rebound. 
 Sentence2: I have severe gastritis, my doctor incraesed my Nexium dose first from 10mg granules to 20mg Nexium and then to 40 mg Nexium. I am still having heartburn, how long would it take to cast its full effects? Any home remdies? 

Answer: Dissimilar


Question: Sentence1: Purple fluid filled sack on scalp grew over several months, popped when squeezed. Resembled skin tag. Concerned of cancer. Nothing for doc to check? 
 Sentence2: What is the treatment for cancerous lesion occurring on the scalp?

Answer:
Dissimilar