Table 5

Effect of deltamethrin and flumethrin as main treatment in eradication of lice in 33 dairy herds.

Medicament
No. herds
3–6 months after the eradications

15–18 months after the eradications







Free
Lice present
Free
Lice present

Deltamethrin
17
14
3
9
3+5
Flumethrin
16
14
2
10
2+4

Nafstad and Grønstøl Acta Veterinaria Scandinavica 2001 42:81   doi:10.1186/1751-0147-42-81