Symptoms of postpartum depression are similar to what happens normally following childbirth. They include difficulty sleeping, appetite changes, excessive fatigue, decreased libido, and frequent mood changes.
If your horse needs a topical medication along with a pain reliever, your veterinarian may have you apply a dimethyl sulfoxide, or DMSO, solution. DMSO is quickly absorbed through the skin and is especially good at relieving swelling, as it pulls moisture from tissues.
The manufacturer recommends dosing a horse with a larvacidal dewormer such as ivermectin or moxidectin before beginning administration of a daily dewormer, to help destroy existing larvae and adult parasites.