Senergy Topical Solution for Dogs, 40.1-85 lbs, (Teal Box)

Senergy Topical Solution for Large Dogs (40.1-85 lbs)

Monthly Protection Against Fleas, Heartworms, Ear Mites & More

Senergy for Large Dogs (40.1-85 lbs) is a vet-recommended broad-spectrum parasiticide designed to protect dogs from multiple internal and external parasites in a single, easy-to-apply topical treatment.

Powered by Selamectin, this once-monthly solution effectively kills adult fleas, prevents heartworm disease, and treats and controls ear mites, sarcoptic mange, and American dog ticks. Ideal for large breeds, Senergy keeps your canine companion healthy and parasite-free with minimal effort.

Whether your dog enjoys the outdoors or lounges indoors, they are still vulnerable to parasitic threats year-round. Senergy provides continuous protection and is waterproof after 2 hours, making it perfect for active dogs.

Prescription items are NON-RETURNABLE and NON-REFUNDABLE.

NOTE: For generic medications, the product image shown may not reflect the actual item received. Generic medications can vary in size, color, and shape between orders depending on the manufacturer. Additionally, your medication may arrive packaged in a HardyPaw Pharmacy vial.

Also Available in Other Sizes 

Ensure your pet receives the proper protection by selecting the right size of Senergy Topical Solution based on their weight. Explore all available weight-specific options:

• Senergy for Puppies up to 5 lbs – For young pets and toy breeds
  
• Senergy for Dogs 5.1–10 lbs – Ideal for small dogs
• Senergy for Dogs 10.1–20 lbs – For small to medium dogs
• Senergy for Dogs 20.1–40 lbs – Best for mid-size breeds
  
• Senergy for Dogs 85.1–130 lbs – Perfect for extra-large dogs
  

Each formulation delivers the same trusted protection against fleas, heartworms, ear mites, and more—sized just right for your pet's weight and age.

What Are the Benefits of Senergy for Large Dogs 40.1-85 lbs?

Senergy is a comprehensive parasite protection option for dogs in the 40.1-85 lbs weight range, offering several key advantages over other solutions:

• 5-in-1 parasite protection: Targets fleas (eggs and adults), heartworms, ear mites, sarcoptic mange, and American dog ticks.
• Contains Selamectin: A potent antiparasitic agent widely used in veterinary medicine for systemic and topical parasite control.
• Vet-trusted monthly dosing: One application every 30 days ensures consistent protection with no need for daily medications.
• Safe for large breeds: Specifically formulated for dogs over 40 lbs, with accurate dosing to avoid under- or overdosing.
• Water-resistant formula: Remains effective even after bathing or swimming (after 2 hours of application).
• Fast flea knockdown: Begins working within 24 hours of application and prevents flea reinfestations.

How Do You Apply Senergy Topical Solution?

Follow these step-by-step instructions to ensure safe and effective application:

1. Remove one applicator tube from the package.
2. Part your dog’s hair at the base of the neck between the shoulder blades.
3. Place the tip of the tube directly on the skin and squeeze out the entire contents.
4. Avoid touching the area until it dries completely.

Important: Apply only to dry skin and ensure your pet stays dry for at least 2 hours post-application.

What Are the Active Ingredients in Senergy for Dogs?

Selamectin is an avermectin derivative that works by disrupting the nervous system of parasites, leading to paralysis and death.

What Are the Possible Side Effects of Senergy Topical Solution?

Most dogs tolerate Senergy well. However, some may experience mild and temporary side effects such as:

• Temporary hair loss at the application site
• Lethargy or decreased appetite
• Mild digestive upset (vomiting or diarrhea)
• Localized irritation or redness

If any severe reactions occur, such as difficulty breathing or swelling, consult your veterinarian immediately.

Are There Any Warnings or Precautions?

• Do not use on puppies under 6 weeks of age.
• For topical use only – avoid oral ingestion.
• Do not use on cats or other species – formulated specifically for dogs.
• Wash hands thoroughly after application.
• Keep out of reach of children and other animals.

Senergy for Large Dogs 40.1-85 lbs FAQs 

What is Senergy used for in dogs?

Senergy is used to protect dogs from fleas, heartworms, ear mites, sarcoptic mange, and American dog ticks through monthly topical application.

How long does Senergy take to work?

Senergy begins killing fleas within 24 hours and provides full protection for 30 days post-application.

Can my dog swim or bathe after applying Senergy?

Yes, your dog can swim or bathe after 2 hours of application without reducing the product’s effectiveness.

Is a prescription required for Senergy?

Yes, Senergy is a prescription-only medication and must be obtained through a licensed veterinarian or pharmacy.

What should I do if I miss a dose of Senergy?

Apply the missed dose as soon as you remember and resume the monthly schedule. Do not double up on doses.

High-Authority Medical Resources

• Selamectin (Active Ingredient): FDA substance profile detailing.
• Heartworm Disease : Educational overview from the American Heartworm Society
• Sarcoptic Mange : Veterinary guide by MSD