You typed fen fen. Do you mean:
Phentermine - Chemical Name: PHENTERMINE
(FEN-ter-meen)
Common misspellings-
phentramine,
phentremine,
phentirmine,
phentrimine,
phentamine,
fentermine,
fentramine,
fentremine,
fentrimine,
phen phen,
phen,
phen,
fen fen,
fen,
fen,
phen phen.
Phentermine is used as an appetite suppressant. It is used
in conjunction with an overall diet plan to reduce weight.