Information
NexGard Spectra for Dogs – Extra-Large Dogs (66–132 lbs, Red Pack)
Specifically developed for extra-large dogs, this NexGard Spectra chew provides comprehensive, month-long protection against a wide range of internal and external parasites. Suitable for dogs weighing between 66 and 132 lbs, it helps protect against fleas, ticks, mites, mange, heartworm disease, and intestinal worms in one easy dose.
Its palatable chew format ensures convenient administration, helping maintain consistent parasite protection for larger dogs.
Each chew contains 150 mg of afoxolaner and 30 mg of milbemycin oxime in an 8 g chew, delivering accurate, weight-specific protection when used as directed.
Directions
- Offer the chew appropriate for your dog’s weight once monthly
- Remove only one chew at a time from the blister pack
- Chew may be broken into pieces if needed
- Offer as a treat or mix with a small amount of food
- Ensure your dog consumes the full dose
Important:
- Observe your dog after dosing to ensure the full dose is consumed
- If part of the dose is lost, administer another full dose
- If a dose is missed, administer as soon as possible and resume monthly schedule
- Continue monthly dosing for ongoing protection
Dosage:
| Dog Weight (lbs) | Dog Size | Pack Color | Chew Size (g) | Afoxolaner (mg) | Milbemycin Oxime (mg) |
| 4.4–7.7 | Extra Small | Orange | 0.5 | 9.4 | 1.9 |
| 7.7–16.5 | Small | Yellow | 1 | 18.8 | 3.8 |
| 16.5–33 | Medium | Green | 2 | 37.5 | 7.5 |
| 33–66 | Large | Purple | 4 | 75.0 | 15.0 |
| 66–132 | Extra Large | Red | 8 | 150.0 | 30.0 |
| Over 132 lbs | Use appropriate combination of chews | ||||
Key Benefits
- All-in-one monthly parasite protection
- Helps protect against fleas, ticks, mites, mange, heartworm, and intestinal worms
- Rapid flea-killing action within hours
- Helps reduce flea infestations by killing fleas before they lay eggs
- Helps control flea allergy dermatitis
- Helps prevent flea tapeworm infestations
- Effective against paralysis ticks and brown dog ticks
- Tasty beef-flavored chew for easy administration
- Suitable for puppies and adult dogs from 8 weeks of age
- Convenient once-monthly dosing
Safety
- For dogs and puppies 8 weeks of age and older
- Use only in dogs weighing at least 4.4 lbs
- Consult your veterinarian before use in breeding male dogs
- Follow heartworm testing recommendations before starting treatment
- Use monthly for optimal protection
- Monitor your dog after administration
- Use with caution in dogs with a history of seizures or neurological disorders
- For paralysis tick protection, combine with daily tick checks
- Keep out of reach of children
- Store below 30°C in a dry place, away from sunlight
More Info
Ingredients
Afoxolaner and Milbemycin Oxime
Suitability
- Dogs and puppies 8 weeks of age and older
- Dogs weighing at least 4.4 lbs
- Dogs requiring comprehensive parasite protection
- Pet parents looking for a convenient all-in-one monthly treatment
- Can be used in breeding, pregnant, and lactating female dogs (consult veterinarian for breeding males)
Available Options
- 1-month supply (one chew)
- 3-month supply (three chews)
- 6-month supply (six chews)
Available in color-coded packs based on weight ranges:
- Extra small dogs (4.4–7.7 lbs) – Orange
- Small dogs (7.7–16.5 lbs) – Yellow
- Medium dogs (16.5–33 lbs) – Green
- Large dogs (33–66 lbs) – Purple
- Extra-large dogs (66–132 lbs) – Red
Helpful Tips
- Administer on the same date each month for consistency
- Use year-round for continuous parasite protection
- Combine with routine tick checks in high-risk areas
- Store in a cool, dry place
- Keep track of dosing schedule to avoid missed doses
Reviews
Good on fleas and ticks
Good and effective treatment. Treats fleas and ticks.
Good to go with
It works great. A good to go with solution.
Trust Nexgard spectra
I do trust Nexgard spectra. Its a really good oral flea and tick controlling chew.
