instruction:
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: I have been on klonopin (clonazepam) for my gad for about 4 years, 2mg a day. How long will the withdrawals last? Or when is it out of my system? 
 Sentence2: Hello doctor, I am diagnosed with GAD and was given Klonopin an I have been on the medication for few months. Now, the medication is not helping and my doctor wants to change me to celexa. Can I know about the side effects and efficacy of each? Which medication do you think is better?
answer:
Dissimilar


question:
Sentence1: Can a urine test show you have kidney stones? 
 Sentence2: Is a urine test helpful to diagnose kidney stones?
answer:
Similar


question:
Sentence1: My pelvis/lower abdomen pain 2 months after a c-section. Feels like cramps? 
 Sentence2: I underwent a C section 2 months ago. My lower abdomen started hurting last night, that felt like cramps. I got my period today. What can I do for relief without affecting the region of my C section scar?
answer:

Dissimilar