(a) Specifications. Each tablet contains ampicillin trihydrate equivalent to 50 or 100 milligrams of ampicillin.
(b) Sponsor. See No. 054771 in Sec. 510.600(c) of this chapter.
(c) Conditions of use in dogs--(1) Amount. 5 milligrams per pound of body weight, at 8-hour intervals, 1 to 2 hours prior to feeding, to be continued 36 to 48 hours after all symptoms have subsided. If no improvement is seen within 5 days, stop treatment, reevaluate diagnosis, and change therapy.
(1) Amount. 5 milligrams per pound of body weight, at 8-hour intervals, 1 to 2 hours prior to feeding, to be continued 36 to 48 hours after all symptoms have subsided. If no improvement is seen within 5 days, stop treatment, reevaluate diagnosis, and change therapy.
(2) Indications for use. Oral treatment of infections caused by susceptible organisms as follows: Upper respiratory infections, tonsillitis, and bronchitis due to Streptococcus spp., Staphylococcus spp., Escherichia coli, Proteus mirabilis, and Pasteurella spp., urinary tract infections (cystitis) due to Streptococcus spp., Staphylococcus spp., E., coli, P. mirabilis, and Enterococcus spp.; gastrointestinal infections due to Staphylococcus spp., Streptococcus spp., Enterococcus spp., and E. coli. ; infections associated with abscesses, lacerations, and wounds caused by Staphylococcus spp., and Streptococcus spp.
(3) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian. [57 FR 37321, Aug. 18, 1992, as amended at 60 FR 55659, Nov. 2, 1995; 79 FR 28818, May 20, 2014] Sec. 520.90c Ampicillin capsules.
(a) Specifications. Each capsule contains ampicillin trihydrate equivalent to 125, 250, or 500 milligrams of ampicillin.
(b) Sponsor. See No. 054771 in Sec. 510.600(c) of this chapter.
(c) Conditions of use--(1) Dogs--(i) Amount. 5 to 10 milligrams per pound of body weight two or three times daily. In severe or acute conditions, 10 milligrams per pound of body weight, three times daily. Administer 1 to 2 hours prior to feeding.
(1) Dogs--(i) Amount. 5 to 10 milligrams per pound of body weight two or three times daily. In severe or acute conditions, 10 milligrams per pound of body weight, three times daily. Administer 1 to 2 hours prior to feeding.
(i) Amount. 5 to 10 milligrams per pound of body weight two or three times daily. In severe or acute conditions, 10 milligrams per pound of body weight, three times daily. Administer 1 to 2 hours prior to feeding.
(ii) Indications for use. Treatment against strains of gram-negative and gram-positive organisms sensitive to ampicillin and associated with respiratory tract infections (tracheobronchitis and tonsillitis); urinary tract infections (cystitis); bacterial gastroenteritis; generalized infections (septicemia) associated with abscesses, lacerations, and wounds; and bacterial dermatitis.
(iii) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
(2) Cats--(i) Amount. 10 to 30 milligrams per pound of body weight or three times daily. Administer 1 to 2 hours prior to feeding.
(i) Amount. 10 to 30 milligrams per pound of body weight or three times daily. Administer 1 to 2 hours prior to feeding.
(ii) Indications for use. Treatment against strains of gram-negative and gram-positive organisms sensitive to ampicillin and associated with respiratory tract infections (bacterial pneumonia); urinary tract infections (cystitis); and generalized infections (septicemia) associated with abscesses, lacerations, and wounds.
(iii) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian. [57 FR 37321, Aug. 18, 1992, as amended at 58 FR 61016, Nov. 19, 1993; 79 FR 28818, May 20, 2014] Sec. 520.90d Ampicillin for oral suspension.
(a) Specifications. When reconstituted as directed, each milliliter contains ampicillin trihydrate equivalent to 25 milligrams of ampicillin.
(b) Sponsor. See No. 055529 in Sec. 510.600(c) of this chapter.
(c) 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.
(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.
(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.
(ii) 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.
(iii) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
(2) 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.
(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.
(ii) 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.
(iii) Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian. [57 FR 37321, Aug. 18, 1992, as amended at 58 FR 61016, Nov. 19, 1993; 79 FR 28818, May 20, 2014] Sec. 520.90e Ampicillin for soluble powder.
(a) Specifications. Each gram contains ampicillin trihydrate equivalent to 88.2 milligrams of ampicillin.
(b) Sponsor. See No. 055529 in Sec. 510.600(c) of this chapter.
(c) Related tolerances. See Sec. 556.40 of this chapter.
(d) Conditions of use. Swine(1) Amount. 5 milligrams of ampicillin per pound of body weight twice daily, orally by gavage or in drinking water for up to 5 days.
(2) Indications for use. Oral treatment of porcine colibacillosis (Escherichia coli) and salmonellosis (Salmonella spp.) infections in swine up to 75 pounds of body weight, and bacterial pneumonia caused by Pasteurella multocida, Staphylococcus spp., Streptococcus spp., and Salmonella spp.
(3) Limitations. Treated swine must not be slaughtered for food during treatment and for 24 hours following the last treatment. Federal law restricts this drug to use by or on the order of a licensed veterinarian. [57 FR 37322, Aug. 18, 1992, as amended at 58 FR 61016, Nov. 19, 1993; 79 FR 28818, May 20, 2014] Sec. 520.90f Ampicillin boluses.
(a) Specifications. Each bolus contains ampicillin trihydrate equivalent to 400 milligrams of ampicillin.
(b) Sponsors. See sponsor numbers in Sec. 510.600(c) of this chapter as follows:
(1) No. 055529 for use as in paragraph (d)(1) of this section;
(2) No. 054771 for use as in paragraph (d)(2) of this section.
(c) Related tolerances. See Sec. 556.40 of this chapter.
(d) Conditions of use. Nonruminating calves--(1) Amount. 5 milligrams per pound of body weight twice daily for up to 5 days.
(1) Amount. 5 milligrams per pound of body weight twice daily for up to 5 days.
(i) Indications for use. Oral treatment of colibacillosis caused by Escherichia coli, bacterial enteritis caused by Salmonella spp., and bacterial pneumonia caused by Pasteurella spp.
(ii) Limitations. Treated calves must not be slaughtered for food during treatment and for 15 days after the last treatment. Federal law restricts this drug to use by or on the order of a licensed veterinarian.
(2) Amount. 5 milligrams per pound of body weight twice daily not to exceed 4 days.
(i) Indications for use. Oral treatment of bacterial enteritis (colibacillosis) caused by E. coli.
(ii) Limitations. Treated calves must not be slaughtered for food during treatment and for 7 days after the last treatment. Federal law restricts this drug to use by or on the order of a licensed veterinarian. [57 FR 37322, Aug. 18, 1992, as amended at 58 FR 61016, Nov. 19, 1993; 60 FR 55659, Nov. 2, 1995; 79 FR 28818, May 20, 2014]