Cases were randomly assigned to @ of @ groups receiving the following treatments : ( @ ) diclofenac ( @ % ) ; ( @ ) pranoprofen ( @ % ) ; ( @ ) control , physiological normal saline solution ; ( @ ) diclofenac ( @ % ) and epinephrine ; ( @ ) pranoprofen ( @ % ) and epinephrine ; ( @ ) control , physiological normal saline and epinephrine solutions .