Posted by Dr. Sara Barber on June 26 2009 09:49
Adults:
Two weeks prelambing, at pasture turn and 3 weeks after pasture turn out and prebreeding.
Lambs:
4 and 8 weeks of age.
If they are on pasture they should be dewormed 3 weeks after pasture turn-out.
Fecal samples are a tool to determine how the herd’s parasite control program is working.
Product Options:
**The class of dewormer should be changed annually (not every time the herd is dewormed.
**There are no effective pour-ons for internal parasite control in sheep.
Class: Benzimidazoles (white drenches)
Valbazen 114 mg/ml (Albendazole) – Do NOT use in pregnant sheep.
Panacur 100 mg/ml (Fenbendazole)
Class: Avermectins
Cydectin oral drench for sheep
Ivomec Sheep drench 0.8 mg/ml (Ivermectin)
Rumensin
- Rumensin is approved in goats but not in sheep. It can be used extralabel (with a veterinary prescription) in two ways: To prevent Toxoplasma abortion:
- Feed to ewes the last month of gestation at 15 mg/head/day
- To prevent Coccidiosis:
- Overdoses of Rumensin will cause heart failure so be sure to double check your dose