Weight loss in horses: medicines most often reported

246 FDA reports in horses mention weight loss. These are the medicines named most often in those reports.

Pergolide
73 5.9% of its reports
Moxidectin (ProHeart 6)
35 2.6% of its reports
Pyrantel
28 3.0% of its reports
Ivermectin + Praziquantel
21 0.8% of its reports