Pet Allergy & Dermatology Specialists

4580 Crackersport Rd
Allentown, PA 18104

(610)391-1200

www.lehighvetderm.com

 

Drug Withdrawal for Allergy Testing

 

Recommended Drug Withdrawal Times Prior to Intradermal Allergy Testing

 

60 Days

Long-acting steroid (cortisone) injections, including Depo-Medrol (methylprednisolone), and Vetalog (triamcinolone)

30 Days

Oral steroids including prednisone/prednisolone, Temaril-P, Medrol, dexamethasone and triamcinolone

14 Days

Topical steroids including ear medications with steroids (Otomax, Mometamax, Tresaderm, Synotic, Panalog); other topical steroids including hydrocortisone, Genesis spray (triamcinolone), Gentocin spray and others; eye medications containing steroids

14 Days

Antihistamines:  Benadryl (diphenhydramine), Chlortrimeton (chlorpheniramine), Atarax (hydroxyzine), Zyrtec, Claritin, Tavist (clemastine).  Elavil (amitriptyline) and Clomicalm (clomipramine) are antihistamines but should not be suddenly discontinued without discussing with your veterinarian. 

7days

Apoquel should ideally be stopped 7 days prior to allergy testing

0 Days

Currently, no withdrawl time is required for Atopica (cyclosporine), antibiotics, antifungals, Cytopoint or shampoos