no you should not unless it is at the begging of the sentence!
Yes, you should capitalize the letter after a comma in a sentence.
Yes, you should capitalize the word after a comma in a sentence.
You should not capitalize a sentence fragment following a colon.
Yes, you should capitalize the first letter after a comma in a sentence.
If you're talking about a certain street, yes you capitalize it, for example Main St. or Elm St.
if you are starting a new sentence, yes you should. if you are using the word in the middle or at the end of the sentence, you shouldn't capitalize it.
No, you should not. You should only capitalize a word when it is at the start of a sentence or when it is a proper noun.
When it is in the beginning of the sentence.
Yes, you should capitalize "Hydrocodone" as it is a proper drug name.
No.
No. It's not necessary.