21 CFR § 522.1883 - Prednisolone sodium phosphate.
---
identifier: "/us/cfr/t21/s522.1883"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "21 CFR § 522.1883 - Prednisolone sodium phosphate."
title_number: 21
title_name: "Food and Drugs"
section_number: "522.1883"
section_name: "Prednisolone sodium phosphate."
chapter_name: "FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES"
subchapter_number: "E"
subchapter_name: "ANIMAL DRUGS, FEEDS, AND RELATED PRODUCTS"
part_number: "522"
part_name: "IMPLANTATION OR INJECTABLE DOSAGE FORM NEW ANIMAL DRUGS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "21 U.S.C. 360b."
regulatory_source: "40 FR 13858, Mar. 27, 1975, unless otherwise noted."
cfr_part: "522"
---
# 522.1883 Prednisolone sodium phosphate.
(a) *Specifications.* Each milliliter of solution contains 20 milligrams (mg) prednisolone sodium phosphate (equivalent to 14.88 mg of prednisolone).
(b) *Sponsor.* See No. 061133 in § 510.600(c) of this chapter.
(c) *Conditions of use in dogs*—(1) *Amount.* Administer intravenously in a dosage of 2
1/2 to 5 mg per pound of body weight, initially for shock and shock-like states, followed by equal maintenance doses at 1-, 3-, 6-, or 10-hour intervals as determined by the condition of the animal.
(2) *Indications for use.* Administer when a rapid adrenal glucocorticoid and/or anti-inflammatory effect is necessary.
(3) *Limitations.* Federal law restricts this drug to use by or on the order of a licensed veterinarian.
[68 FR 59881, Oct. 20, 2003, as amended at 84 FR 8974, Mar. 13, 2019]