Boehringer Ingelheim Nexgard Spectra Tablet for Dogs (afoxolaner + Milbemycin oxime)
Nexgard Spectra is a premium, broad-spectrum chewable tablet developed by Boehringer Ingelheim for dogs. It combines two powerful active ingredients—Afoxolaner and Milbemycin Oxime—to offer monthly protection against a wide range of internal and external parasites. Designed for pet owners who want comprehensive parasite control in a single dose, Nexgard Spectra is suitable for dogs of various breeds and sizes.
Description:
Nexgard Spectra is a soft, beef-flavored chewable tablet administered once a month, offering an all-in-one solution for parasite protection. Each tablet contains:
- Afoxolaner: An isoxazoline compound that kills fleas and ticks by disrupting their nervous system.
- Milbemycin Oxime: A macrocyclic lactone that prevents heartworm disease and treats gastrointestinal worms.
It is available in multiple strengths based on the dog's body weight (from 2–60 kg and above).
Precautions:
Warnings & Safety Information:
- For dog use only. Do not use in cats or other animals.
- Safe for puppies from 8 weeks of age and ≥2 kg body weight.
- Dogs with a history of seizures should be treated with caution.
- Always use the correct dosage based on body weight.
- Do not split or crush the tablet.
Who Should Not Use It:
- Dogs allergic to Afoxolaner or Milbemycin Oxime.
- Puppies under 8 weeks or under 2 kg.
- Pregnant or lactating dogs, unless advised by a veterinarian.
Uses:
Nexgard Spectra is used for the prevention and treatment of the following conditions in dogs:
- Fleas (Ctenocephalides spp.) – kills adult fleas before egg laying, aiding in flea allergy dermatitis management.
- Ticks (Ixodes, Rhipicephalus, Dermacentor spp.) – effective against multiple tick species.
- Heartworm (Dirofilaria immitis) – prevents heartworm disease.
- Intestinal worms – including roundworms, hookworms, and whipworms.
- Mange and mites – helps control sarcoptic mange and demodicosis.
Side Effects:
Nexgard Spectra is generally well-tolerated by dogs. However, like all medications, it may cause side effects in some cases. These may include:
- Vomiting
- Diarrhea
- Lethargy
- Loss of appetite
- Itching or skin irritation
- Neurological signs (rare) such as tremors or seizures, particularly in dogs with a history of epilepsy
Severity: Most side effects are mild and temporary. In rare cases, severe allergic reactions or neurological symptoms may require veterinary attention.
FAQs:
Q1: How often should I give Nexgard Spectra to my dog?
A: Nexgard Spectra should be given once a month as a chewable treat.
Q2: Can I bathe my dog after giving the tablet?
A: Yes, bathing or swimming does not affect the efficacy, as it's an oral treatment.
Q3: Is Nexgard Spectra safe for all dog breeds?
A: Yes, when used as directed. However, some breeds may be more sensitive, so always consult your vet.
Q4: What should I do if I miss a dose?
A: Administer the missed dose as soon as possible and resume the monthly schedule.
Q5: Can Nexgard Spectra be given with food?
A: Yes, it can be given with or without food.
Interactions:
There are no known major drug interactions, but caution is advised:
- Inform your veterinarian if your dog is on other antiparasitic medications, immunosuppressants, or any drugs that affect the nervous system.
- Avoid using multiple isoxazoline-based products concurrently.
| Manufacturer | : | Boehringer |
| Trade Name | : | |
| Generic Search | : | afoxolaner + Milbemycin oxime |
| Strength | : |








