eyelash hypotrichosis
"Increases in eyelash length, caliber and pigmentation have been observed for years in patients using prostaglandin analogues (and similar compounds).  The fda-approval of Latisse (bimatoprost 0.03%) gives enhanced confidence amongst patients and physicians alike regarding the safety and efficacy of this medication and mode of therapy for thin, sparse, weak or otherwise inadequate eyelashes.  Of course, the medication works only on eyelash follicles that are alive.  For missing lashes or to increase the number of lashes, eyelash transplantation remains as the only permanent option.  "