Below is an instruction that describes a task. Write a response that appropriately completes the request in Swahili. Please answer in Swahili.

### Instruction:
Mark has a really bad headache.  He takes 2 Tylenol tablets of 500 mg each and he does every 4 hours for 12 hours.  How many grams of Tylenol does he end up taking?

### Response:
 Anachukua dozi 12/4=<<12/4=3>>3
Kila dozi ni 500*2=<<500*2=1000>>1000 mg
Hivyo anachukua 3*1000=<<3*1000=3000>>3000 mg
3000 mg = <<3000/1000=3>>3 gramu