21 C.F.R. § 558.360
Morantel.
Cite as 21 C.F.R. § 558.360 (2026)
(a)
Specifications.
Each pound of Type A medicated article contains 88 grams morantel tartrate.
(b)
Sponsor.
See No. 066104 in § 510.600(c) of this chapter.
(c)
Related tolerances.
See § 556.425 of this chapter.
(d)
Special considerations.
(1) Do not use in Type B or Type C medicated feeds containing bentonite.
(2) Consult your veterinarian before using in severely debilitated animals and for assistance in the diagnosis, treatment, and control of parasitism.
(e)
Conditions of use.
It is used in feed as follows:
Morantel tartrate in grams/ton
Indications for use
Limitations
Sponsor
(1) 0.44 to 4.4 grams of morantel tartrate per pound of feed
Cattle: For removal and control of mature gastrointestinal nematode infections of cattle including stomach worms (
Haemonchus
spp.,
Ostertagia
spp.,
Trichostrongylus
spp.), worms of the small intestine (
Cooperia
spp.,
Trichostrongylus
spp.,
Nematodirus
spp.), and worms of the large intestine (
Oesophagostomum radiatum
)
Feed as a single therapeutic treatment at 0.44 gram of morantel tartrate per 100 pounds of body weight. Fresh water should be available at all times. When medicated feed is consumed, resume normal feeding. Conditions of constant worm exposure may require retreatment in 2 to 4 weeks. Do not treat cattle within 14 days of slaughter
066104
(2) 0.44 to 4.4 grams of morantel tartrate per pound of feed
Goats: For removal and control of mature gastrointestinal nematode infections of goats including
Haemonchus contortus, Ostertagia (Teladorsagia) circumcincta,
and
Trichostrongylus axei
Feed as a single therapeutic treatment at 0.44 gram of morantel tartrate per 100 pounds of body weight. Fresh water should be available at all times. When medicated feed is consumed, resume normal feeding. Conditions of constant worm exposure may require retreatment in 2 to 4 weeks. Do not treat goats within 30 days of slaughter
066104
[84 FR 39185, Aug. 9, 2019]
- Cross-references to the CFR
- 510.600556.425