let me help you out.
did you have a recent injury??
no
does your knee give out/buckle while walking ON AN EVEN SURFACE??
no
is the pain on the front of your knee, or the inside of the knee???
inside
do you have difficulty going up/down stairs, crouching, squatting, or getting up from a prolonged seated position??
yes
is the pain a dull, throbbing pain that hurts more as the day goes by, or is it a periodic, sharp pain that can happen at any time??
neither?
not a throbbing pain and hurts more when kept in a bent or slightly bent position for a period of time.. or when trying to stand up
they gave me 4 days worth and i took it... it did not do anything to help the pain that i could tell