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.
Example: Sentence1: After how many hour from drinking an antibiotic can I drink alcohol? 
 Sentence2: I have a party tonight and I took my last dose of Azithromycin this morning. Can I have a few drinks?
Example solution: Similar
Example explanation: The first sentence ask about the number of hours to drink again after having an antibiotic and the second sentence also ask question about having drinks having later at night after having Azithromycin an antibiotic.

Problem: Sentence1: Sure I am not pregnant right? . If I have polycystic ovary periods can get ireegular right? 
 Sentence2: I missed my period and I had protected intercourse but the condom slipped, I am not sure if he ejaculated inside vagina. I have PCOS and my cycles have always been irregular. Should I be worried about pregnancy?

Solution: Similar