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.
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Question: Sentence1: I took 20mg of Prozac (fluoxetine) for 4 days. I have been off of it for 3 days. How long does it take to get out of my system? 
 Sentence2: I have been prescribed 20 mg of Prozac ( fluoxetine)  for 4 days but I think I took 3 tablets in one go. Do you think self induced vomiting can help me to get it out of my system?

Answer: Dissimilar


Question: Sentence1: Can gabapentin work for headaches caused by trimethoprim. I have started taking 100mg gabapentin daily for 4 days and trimethoprim 200mg twice a day. 
 Sentence2: I was diagnosed with a urine infection for which I was given Trimethoprim 200 mg to be taken twie daily. I have developed headaches because of the medication. Would it be safe to take Gabapentin?

Answer: Similar


Question: Sentence1: My dad has a lump on his bicep just slightly after the crease of his forearm. Its no longer as bruise and it never cause him pain but the lump remains? 
 Sentence2: How would you suggest managing small bumps from injuries during workouts?

Answer:
Dissimilar