Iverhart Max (Ivermectin & Pyrantel) Chews for Large Dogs 50.1-100 lbs

Monthly Heartworm and Deworming Protection for Large Dogs

Product Description

Iverhart Max Chews for Large Dogs provides broad-spectrum parasite protection in a convenient monthly oral chew. This veterinary-prescribed formula combines ivermectin, pyrantel pamoate, and praziquantel to help prevent heartworm disease and treat common intestinal worms, including roundworms, hookworms, and tapeworms. Designed for dogs weighing 50.1 to 100 pounds, it supports consistent parasite control with palatable administration.

Please note product may arrive in a Hardy Paw Pharmacy vial, manufacturer packaging is shown for reference.

Benefits

• Heartworm Prevention: This product works to prevent heartworm disease in dogs by killing off the tissue stage heartworm larvae for a month after they've been infected.
• Broad Deworming: It tackles roundworms, hookworms, and tapeworms, making it easier to manage intestinal parasites in dogs.
• Monthly Convenience: Once a month dose ensures your dog stays protected during the mosquito season and parasite exposure.
• Palatable Chew: Field studies show that dogs willingly accept it when offered by hand or mixed in food within minutes.
• Weight Specific Dosing: Formulated in size-specific strengths to ensure accurate dosing based on body weight for safety and effectiveness.

Ingredients

Composition Table

How to Use

Recommended-Dosage Chart

Dosage & Administration Instructions

• Monthly Administration: Administer one chew orally once every month to maintain effective heartworm prevention and intestinal parasite control coverage.
• Oral Consumption: You can either give the chew by hand or mix it with a small amount of food to ensure they take the full dose.
• Observe After Dosing: Watch the dog for a few minutes to confirm they didn’t spit or reject the dose.
• Missed Dose Action: If the dosing interval exceeds one month, administer immediately and resume the regular monthly dosing schedule for optimal protection.
• Mosquito Season Timing: Begin dosing within one month after the first mosquito exposure and continue until one month after the last exposure.
• Veterinary Prescription: This medication is restricted to veterinary use and should only be administered under the guidance of a licensed veterinarian.

Disclaimer: This dosage information is provided by the manufacturer. Always consult your veterinarian before administering or adjusting any supplement for your pet.

Additional Information

Precautions

• Health Conditions: Use cautiously in sick, debilitated, or underweight dogs, as safety may be affected in compromised animals.
• Weight Restrictions: Exercise caution in dogs weighing less than ten pounds due to increased risk of adverse reactions.
• Pregnancy Safety: Safe use has not been fully evaluated in pregnant or lactating dogs, so veterinary consultation is recommended.
• Heartworm Testing: Dogs should be tested for existing heartworm infection before starting and six months after initiating prevention therapy.
• Existing Infection: Dogs infected with adult heartworms should receive appropriate treatment before beginning a heartworm prevention program.

Possible Side Effects

• Digestive Upset: Vomiting, diarrhea, decreased appetite, and excessive salivation have been noted in some dogs after treatment.
• Lethargy Signs: Some dogs may show temporary lethargy, weakness, or less activity shortly after treatment.
• Neurological Symptoms: Rare reactions like ataxia, tremors, staggering, or convulsions have been seen with ivermectin-containing products.
• Swallowing Issues: Difficulty swallowing, lip licking, or belching may happen within hours to days after dosing.

Storage Information

• Temperature Control: Store at temperatures between 20°C and 25°C with permitted excursions between 15°C and 30°C.
• Light Protection: Keep chews in their original packaging and protect them from light to maintain product stability.
• Package Handling: Remove only one dose at a time. Return the remaining chews to the box right after use.
• Child Safety: Keep medication away from children and pets to prevent accidental ingestion.

Shipping & Return 

We offer ground, express, priority, and international delivery; see our shipping policy for details. 

For return instructions or product concerns, please refer to our detailed refund policy.  

Prescription items are NON-RETURNABLE and NON-REFUNDABLE.   

Frequently Asked Questions

Q1: What parasites does Iverhart Max protect dogs against?

Ans: Iverhart Max helps prevent canine heartworm disease by eliminating heartworm larvae and treats common intestinal worms, including roundworms, hookworms, and tapeworms. The combination of ivermectin, pyrantel pamoate, and praziquantel provides broad-spectrum parasite control when administered monthly as directed by a veterinarian.

Q2: How often should I give Iverhart Max to my dog?

Ans: Iverhart Max needs to be given by mouth once a month to ensure effective heartworm prevention and treatment for intestinal parasites. It's really important to stick to the monthly schedule, especially during times when mosquitoes are around, to provide the best protection. If you happen to miss a dose, just give it as soon as you remember and then continue with your regular schedule afterward.

Q3: Do dogs need a heartworm test before starting Iverhart Max?

Ans: Yes, dogs should be tested for existing heartworm infection before starting Iverhart Max and again six months after initiating treatment. The product does not eliminate adult heartworms, so infected dogs must receive appropriate treatment before beginning a prevention program.

Q4: Is Iverhart Max safe for all dog breeds?

Ans: Iverhart Max is typically safe when given at the recommended doses, even for sensitive breeds like Collies. That said, it's wise to be cautious with sick, weak, or underweight dogs. If you have a pregnant or nursing dog, it's best to consult your vet since the safety of this medication hasn't been fully assessed for them.

Q5: What should I do if my dog misses a dose?

Ans: If in case you miss a dose or if it’s been more than a month since the last one, go ahead and give it as soon as you can, then get back to your regular monthly schedule. Acting quickly can really help reduce the chances of heartworm developing and ensure that you’re keeping up with effective parasite prevention for your dog.

Clinical Research:

https://link.springer.com/article/10.1186/s13071-018-3076-1

https://www.ingentaconnect.com/content/ben/cpb/2012/00000013/00000006/art00027