Specifications. When reconstituted as directed, each milliliter contains ampicillin trihydrate equivalent to 25 milligrams of ampicillin.

Sponsor. See No. 055529 in § 510.600(c) of this chapter.

Conditions of use—(1) Dogs—(i) Amount. Administer to 10 milligrams per pound of body weight orally, 2 or 3 times daily, 1 to 2 hours prior to feeding. In severe or acute conditions, 10 milligrams per pound of body weight 3 times daily. Duration of treatment is usually 3 to 5 days. Continue treatment 48 hours after the animal's temperature has returned to normal and all other signs of infection have subsided.

Indications for use. Treatment of respiratory tract infections (tracheobronchitis and tonsillitis) due to Escherichia coli, Pseudomonas spp., Proteus spp., Staphylococcus spp., and Streptococcus spp., urinary tract infections (cystitis) due to E. coli, Staphylococcus spp., Streptococcus spp., and Proteus spp.; bacterial gastroenteritis due to E. coli; generalized infections (septicemia) associated with abscesses, lacerations, and wounds, due to Staphylococcus spp. and Streptococcus spp.; bacterial dermatitis due to Staphylococcus spp., Streptococcus spp., Proteus spp., and Pseudomonas spp.

Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.

Cats—(i) Amount. Administer 10 to 30 milligrams per pound of body weight orally, 2 or 3 times daily, 1 to 2 hours prior to feeding. Duration of treatment is usually 3 to 5 days. Continue treatment 48 hours after the animal's temperature has returned to normal and all other signs of infection have subsided.

Indications for use. Treatment of respiratory tract infections (bacterial pneumonia) due to Staphylococcus spp., Streptococcus spp., E. coli, and Proteus spp.; urinary tract infections (cystitis) due to E. coli, Staphylococcus spp., Streptococcus spp., Proteus spp., and Corynebacterium spp.; generalized infections (septicemia) associated with abscesses, lacerations, and wounds, due to Staphylococcus spp., Streptococcus spp., Bacillus spp., and Pasteurella spp.

Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.