Doses - FAMOTIDINE

Dogs:

As an adjunct in ulcer treatment:
a) 0.5 mg/kg PO, SubQ, IM, IV q12-24 hours (Matz 1995)
b) 0.5 - 1 mg/kg PO or IV once or twice daily (Johnson, Sherding et al. 1994)

Cats:

As an adjunct in ulcer treatment:
a) 0.5 mg/kg PO, SubQ, IM, IV q12-24 hours (Matz 1995)
Note: See the warning above about use IV in cats.

Horses:

As an adjunct in ulcer treatment:
a) IV doses: 0.23 mg/kg IV q8h or 0.35 mg/kg IV q12h. Oral doses: 1.88 mg/kg PO q8hor 2.8 mg/kg PO q12h. (Duran and Ravis 1993)
Monitoring Parameters - 1) Clinical efficacy (dependent on reason for use); monitored by decrease in symptomatology, endoscopic examination, blood in feces, etc.; 2) Adverse effects, if noted
Client Information - To maximize the benefit of this medication, it must be administered asprescribed by the veterinarian; symptoms may reoccur if dosages are missed.
Dosage Forms/Preparations/FDA Approval Status/Withholding Times - Veterinary-Approved Products: None

Human-Approved Products:

Famotidine Film-coated Tablets 10 mg, 20 mg, 40 mg; Pepcid®. (Merck) (Rx);Pepcid AC Acid
Controller® (J & J Merck); (Rx)
Famotidine Oral Powder for Suspension 40 mg/5 ml (400 mg total); Pepcid®. (Merck); (Rx)
Famotidine Injection 10 mg/ml in 2 ml single dose vials and 4 ml multidose vials; premixed - 20mg per 50 ml in 0.9% NaCl Pepcid® I.V..(Merck) (Rx)