Strongid P comes in both oral paste & granules. The active ingredient is Pyrantel Embonate making Strongid P highly effective against gut dwelling roundworms. It does not kill worm eggs, larvae, lungworms or bots. A double dose will also provide effective tapeworm control (tapeworm treatment is best in the spring & autumn). Strongid P will also treat benzimidazole resistant strains of small redworms. Normal roundworm dosage needs to be repeated every 4 -6 weeks. Strongid P dosage intervals are 6 to 8 weeks but during summer (when at grass) dose every 6 to 8 weeks. The oral syringe will treat up to 600kg bodyweight whereas the granules which are administered by mixing with the feed will treat up to 300kg bodyweight. Note: Please remember that a double dose of is required for tapeworm control.