metadata toggle
Dosage and administration
Routine treatment of dogs and cats:
Administer 1g Granofen Wormer for Dogs and Cats per 2.2kg(5lb) body weight as a single dose (100mg fenbendazole/kg bodyweight).
Practical dosage recommendations:
2.2 to 4.4kg
(5-10lb)
2grams
4.5 to 8.8kg
(10-20lb)
4grams
8.9 to 13.2kg
(20-30lb)
6grams
13.3 to 22kg
(30-50lb)
10grams
22.1 to 35.2kg
(50-80lb)
16grams
35.3-50kg
(80-110lb)
22grams
For dogs weighing over 50kg (110lb) an extra 1g is required for each additional 2.2kg bodyweight.
The dose should be administered by mixing into the feed.
Treatment should be repeated when natural reinfection with parasitic worms occur. Routine treatment of adult animals with minimal exposure to infection is advisable 2 to 4 times per year. More frequent treatment, at 6 to 8 weekly intervals is advisable for dogs in kennels.
Weaned puppies and kittens under six months of age:
Administer 1g Granofen Wormer for Dogs and Cats per 4.4kg (10lb) bodyweight daily for 3 consecutive days mixed into the feed (50mg fenbendazole/kg bodyweight daily for 3 days).
Practical dosage recommendations:
2.2 to 4.4kg
(5-10lb)
1 gram daily for 3 days
4.5 to 8.8kg
(10-20lb)
2 grams daily for 3 days
8.9 to 13.2kg
(20-30lb)
3 grams daily for 3 days
13.3 to 22kg
(30-50lb)
5 grams daily for 3 days
For dogs/puppies weighing over 22kg (50lb), an extra 1g is required daily for each additional 4.4kg (10lb) bodyweight.
Puppies should be treated at 2 weeks of age, 5weeks of age and again before leaving the breeder’s premises.
Treatment may also be required at 8 and 12 weeks of age. Thereafter, frequency of treatment can be reduced unless the pups remain in kennels where reinfestation occurs more readily.
Pregnant bitches: 1g Granofen Wormer for Dogs and Cats per 8.8kg (20lb) bodyweight daily from day 40 of pregnancy continuously to 2 days post-whelping (approximately 25 days) (25mg fenbendazole/kg bodyweight daily).
Practical dosage recommendations:
8.8kg
(20lb)
1g daily for approx 25 days
17.6kg
(40lb)
2g daily for approx 25 days
26.4kg
(60lb)
3g daily for approx 25 days
35.2kg
(80lb)
4g daily for approx 25 days
45kg
(100lb)
5g daily for approx 25 days
For bitches weighing over 45kg, an extra 1g is required daily for each additional 8.8kg (20lb) bodyweight.
Increasing dosing for specific infections: For the control of lungworm Oslerus (Filaroides) osleri in dogs administer 1g Granofen Wormer for Dogs and Cats per 4.4kg (10lb) bodyweight daily for 7 consecutive days (50mg fenbendazole/kg bodyweight daily for 7 days).
A repeat course of treatment may be required in some cases.
For the control of lungworm Aelurostrongylus abstrusus in cats administer 0.4g Granofen Wormer for Dogs and Cats per 4.4kg (10lb) bodyweight daily for 5 consecutive days (20mg fenbendazole/kg bodyweight for 5 days).
For the treatment of clinical worm infestations in dogs and cats administer 1g Granofen Wormer for Dogs and Cats per 4.4kg (10lb) bodyweight daily for 3 consecutive days (50mg fenbendazole/kg bodyweight daily for 3 days).