TASK DEFINITION: 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.
PROBLEM: Sentence1: What is the use of the drug lovenox (enoxaparin)? 
 Sentence2: What are common side-effects to expect with lovenox?

SOLUTION: Dissimilar

PROBLEM: Sentence1: How can I make my inverted nipples point out? 
 Sentence2: Do inverted nipples pose a health problem?

SOLUTION: Dissimilar

PROBLEM: Sentence1: What's a good way to address back pain? 
 Sentence2: Can gastritis cause back pain?

SOLUTION:
Dissimilar