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2015 Tennessee Walking Horse Threshold Limits

Adopted 6/30/15


2015 TENNESSEE WALKING HORSE NATIONAL CELEBRATION Date Submitted: June 1, 2015
Substance Withdrawal Guideline Threshold Route of Administration Dosage
Acepromazine* 4 hours 500 pg/mL of plasma Intravenous 10.0 mg
Betamethasone 7 days 10 pg/mL of plasma Intra-articular 9 mg total
Butorphanol 48 hours   2 ng/ml of plasma Intravenous 0.1 mg/kg  
Clenbuterol 72 hours 25 pg/mL in plasma Orally   0.8 mcg/kg twice daily
Detomidine 72 hours   20 pg/mL of plasma Sublingual   40 mcg/kg  
Dexamethasone 72 hours 10 pg/mL of plasma Intravenous, oral, and intramuscular 5.0 mg  
Diclofenac 24 hours 5 ng/mL of plasma Topical 5” long x ½” thick ribbon
Firocoxib 14 days 20 ng/mL of plasma   Orally 0.1 mg/kg for 4 days
Flumethasone 48 hours 10 pg/mL of plasma Intravenous 5.0 mg
Flunixin 24 hours 50 ng/mL of plasma   Intravenous 1.1 mg/kg
Fluphenazine 7 days 50 pg/mL of plasma Intra-muscular 25 mg
Glycopyrrolate 48 hours 3 pg/mL of plasma Intravenous 1 mg total dose
Hyaluronic Acid 7 days   Intra-articular 50 mg
Isoflupredone 7 days 100 pg/mL of plasma Intra-articular 20 mg total dose
Ketoprofen 24 hours 2 ng/mL of plasma Intravenous 2.2 mg/kg  
Lidocaine 48 hours 20 pg/mL of plasma Subcutaneous 60-200 mg
Meclofenamic Acid 24 hours 2.5 mcg/mL Oral 2.2 mg/kg
Mepivacaine 72 hours   20 pg/mL in plasma Subcutaneous   0.07 mg/kg
Methylprednisolone 28 days 500 pg/mL in plasma Intra-articular   240 mg total
Naproxen 24 hours 40 mcg/mL Oral 10 mg/kg
Phenylbutazone 24 hours 2 mcg/mL of plasma Intravenous 2.2 mg/kg  
Procaine penicillin 14 days 25 ng/mL of plasma Intra-muscular 17 mg/kg  
Stanozolol 60 days 20 pg/mL in plasma Intra-muscular 0.55 mg/kg
Triamcinolone acetonide 7 days 100 pg/mL of plasma Intra-articular 18 mg total
Triamcinolone Cream (1%) 12 hours 100 pg/mL of plasma Topical 4 oz.
Xylazine 72 hours 20 ng/mL of plasma Intravenous 1mg/kg

*A low dose of acepromazine maleate is permitted, however, only for Youth and Amateur Riders under saddle.