NexGard for dogs weighing 21 to 50 kg is a chewable anti-flea and tick tablet whose active ingredient is afoxolaner, indicated for the treatment and prevention of flea (Ctenocephalides felis and Ctenocephalides canis) and tick (such as Rhipicephalus sanguineus) infestations in dogs from 8 weeks of age and weighing at least 2 kg. Main characteristics: Active ingredient: Afoxolaner, with a dosage of 136 mg per tablet for dogs between 25.1 and 50 kg (for 21 to 25 kg, the dosage is similar, adjusted according to weight) Indication: Control and prevention of fleas and ticks How to use: Oral administration, 1 tablet per month, which can be given with or without food Effectiveness: Rapid onset of action, killing 100% of fleas in up to 8 hours and ticks in a few days Duration: Protection for 30 days after administration Palatability: Beef-flavored chewable tablet, highly accepted by dogs Safety: Safe for dogs of any breed within the indicated weight range, from 8 weeks of age Important observations: Do not reduce the interval between doses; recommended monthly dose to maintain effectiveness In case of missed dose (vomiting or rejection), consult your veterinarian for new administration For better control, environmental cleaning is recommended to reduce reinfestations Baths and water activities do not interfere with the effectiveness of the product In summary, NexGard for dogs weighing 21 to 50 kg is a practical, effective and safe flea and tick treatment, with fast action and monthly protection, facilitating the management of your dog's parasitic health with a tasty and easy-to-administer tablet