Skeletal Muscle Relaxants

skeletal muscle relaxants
skeletal muscle relaxants

 

Methocarbamol Dogs, cats: 44 mg/kg, IV^up to 330 mg/kg/day for tetanus or strychnine poisoning; 132 mg/kg/day, PO, divided bid-tid Horses: 4.4-55 mg/kg, IV
Guaifenesin Dogs: 44-88 mg/kg, IV Horses, ruminants: 66-132 mg/kg, IV
Diazepam Cats: 2-5 mg, PO, TID, for urethral obstruction
Dantrolene Horses: 15-25 mg/kg, slow IV, QID; 2 mg/kg, PO, SID, for pre\ ention of exertional rhabdomyolysis Swine: 3.5 mg/kg, IV
Phenytoin Horses: 6-8 mg/kg, PO, SID, increase by 1 mg/kg every 3 days until

rhabdomyolysis is prevented or the horse appears sedated

Anabolic Steroids
Drug Dosage
Boldenone undecylenate Horses: 1.1 mg/kg, IM, every 3 wk
Nandrolone decanoate Dogs: 1-5 mg/kg IM, once/wkCats: 10-20 mg, IM, once/wk
Stanozolol Dogs: 1-4 mg, PO, bid; 25-50 mg, deep IM, once/wk Cats: 1-2 mg PO, BID; 25 mg, deep IM, once/wk Horses: 0.55 mg/kg, deep IM, once/wk
Aoticonvulsants Drugs
Anticonvulsaut Drug Dosage and

Frequency

Half-life Time to Steady State Time Therapeutic Level Adverse

Effects/Comments

First-line Anticonvulsant Drugs
Phenobarbital Dogs: 2-4

mg/kg,

PO,BID (startin

g dose); up to

10 mg/kg, BID

40-90

hr

(Beagle

s 25-38

hr)

 

10-24 days 15-45 mg/mL (66-200

mmol/L), preferably

keep values within

20-35 mg/mL (85-150

mmol/L)

Sedation,

polydipsia,

induces P450

system, increase

in liver enzymes;

liver disease is uncommon. Adjust dosage by monitoring serum levels.

 

  Cats: 1-2

mg/kg.

PO.BID (startin

g dose) Horses: 3-5 mg/kg.

34-43

hr 18 hr

13 hr

 

  10-30 mg/mL 10-40

mg/ml (43-175

mmol/L)

 

Liver enzymes do not increase in

cats. Adjust dose

in all species by monitoring serum

 

m2pack.biz