Fluid ounces (US) to fluid drams converter on this page calculates how many fluid drams are in 'X' fluid ounces (US) (where 'X' is the number of fluid ounces (US) to convert to fluid drams). In order to convert a value from fluid ounces (US) to fluid drams (from fl oz to fl dr) simply type the number of fl oz to be converted to fl dr and then click on the 'convert' button.