Attention! This is a potentially life-threatening condition for your horse. Time is of the essence, contact your veterinarian immediately.Find a Vet
Exertional Rhabdomyolysis, Monday-morning Disease, Azoturia, Set Fast, Black Water, Paralytic Myoglobinuria, Exertional Myopathy
|Prevent further exertion|
|Oral and/or IV fluids if dehydrated or myoglobinuric|
|Acepromazine||to increase blood flow and decrease anxiety (however not if the horse is dehydrated)|
|Dantrolene sodium||orally at 4 to 6 mg/kg every 8 hours|
|Rest with hand walking|
|Intravenous DMSO (< 10% solution)|
|Analgesia||lidocaine CRI, butorphanol, detomidine can be used. |
Care with NSAIDs especially if myoglobinuria or renal compromise present.
|Monitor plasma electrolytes|
|Diet Management||Minimize amount of grain in diet. |
An additional vitamin and mineral supplement may be beneficial.