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: Should I use a cream of benzoyl peroxide or a soap? 
 Sentence2: I have tried benzoyl peroxide and antibacterial soap for my acne, but nothing helped. Is there anything else that I can try at home to get rid of the acne?
answer:
Dissimilar


question:
Sentence1: My grandfather has lung cancer and has it in his heart. He hasnt been making a lot of sense and has been falling alot. The hospice nurse took him off diuretic meds.About how long does he have? I live in a different state and would like to be there? 
 Sentence2: I am worried about my grandfather. He has been hospiced for lung cancer which has spread to his heart. Recently, he has been losing consciousness and seems to be talking illogical. He has been taken off the diuretics. I want to know how much time does he have? I want to be with him in his last days.
answer:
Similar


question:
Sentence1: How does qcarbo16 work, I see people using it to pass drug test, well that's not why I brought it, I need to cleanse my body, how does it work, thanks? 
 Sentence2: I smoked very less amount of weed 2 nights ago and it was my first time. I have a drug test to pass at my school next week and I am worried if it shows marijuana in my system. My friend suggested qcarbo16 but I want to take a professional opinion. Should I take it? Will it help me?
answer:

Dissimilar