Section 522.1698 - Pentazocine(a)Specifications. Each milliliter of solution contains pentazocine lactate equivalent to 30 milligrams (mg) of pentazocine base.(b)Sponsor. See No. 054771 in § 510.600(c) of this chapter.(c)Conditions of use -(1)Horses - (i)Amount. Administer 0.15 mg pentazocine base per pound of body weight daily by intravenous or intramuscular injection. In cases of severe pain, a second dose is recommended by intramuscular injection 10 to 15 minutes after the initial dose at the same level.(ii)Indications for use. For symptomatic relief of pain due to colic.(iii)Limitations. Do not use in horses intended for human consumption. Federal law restricts this drug to use by or on the order of a licensed veterinarian.(2)Dogs - (i)Amount. Administer 0.75 to 1.50 mg of pentazocine base per pound of body weight by intramuscular injection.(ii)Indications for use. For amelioration of pain accompanying postoperative recovery, fracture, trauma, and spinal disorders.(iii)Limitations. Federal law restricts this drug to use by or on the order of a licensed veterinarian.42 FR 31450, June 21, 1977, as amended at 42 FR 36995, July 19, 1977; 47 FR 5409, Feb. 5, 1982; 55 FR 23076, June 6, 1990; 79 FR 16193, Mar. 25, 2014. Redesignated at 86 FR 61685, Nov. 8, 2021, and further redesignated at 88 FR 14899, Mar. 10, 2023 Redesignated at 86 FR 61685, 11/8/2021, and further redesignated at 88 FR 14899, 3/10/2023