Ivermectin for Cats Dosage: Oral Administration Guide

Ivermectin is a widely used antiparasitic medication for cats, crucial for treating and preventing various parasitic infections. The typical oral dosage is 0.024 mg/kg (0.012 mg/lb) monthly for heartworm prevention. It’s also effective against ear mites, scabies, and other parasites. Always consult your vet for the correct dosage and usage to ensure your cat’s safety and health.

Recommended Dosage

The recommended oral dosage of ivermectin for cats varies based on their weight and health conditions. Here are the specific measurements:

• Heartworm Prevention: 0.024 mg/kg (0.012 mg/lb) once a month.
• General Parasite Treatment: Up to 0.2 mg/kg (not generally recommended without vet supervision).

Dosage Chart:

• 3 kg (7 lb): 0.072 mg
• 5 kg (11 lb): 0.12 mg
• 8 kg (18 lb): 0.19 mg
• 12 kg (26 lb): 0.28 mg
• 15 kg (33 lb): 0.36 mg
• 20 kg (44 lb): 0.48 mg
• 25 kg (55 lb): 0.6 mg.

Always consult your veterinarian before administering ivermectin to ensure the correct dosage and to account for any specific health conditions your cat may have.

Administration Guidelines

To properly administer ivermectin to cats orally, follow these steps:

1. Dosage Calculation:

   • The typical dosage for heartworm prevention is 0.024 mg/kg (0.012 mg/lb) once a month.
   • For other parasitic infections, the dosage might be higher, but always follow your vet’s prescription.

2. Preparation:

   • Use a syringe without a needle to measure the liquid ivermectin accurately.
   • Ensure the syringe is clean and dry before use.

3. Administration:

   • Hold your cat gently but firmly to prevent sudden movements.
   • Place the syringe in the side of the cat’s mouth, aiming towards the back.
   • Slowly dispense the liquid to allow your cat to swallow without choking.

4. Tips for Accurate Dosing:

   • Double-check the dosage calculation based on your cat’s weight.
   • Use a syringe with clear markings to ensure precision.
   • If unsure, consult your vet for a demonstration.

5. Avoiding Common Mistakes:

   • Do not guess the dosage; always measure accurately.
   • Avoid administering the medication too quickly to prevent aspiration.
   • Do not mix ivermectin with food or water unless advised by your vet, as it may affect absorption.

Always consult your veterinarian before starting any new medication to ensure it’s safe and appropriate for your cat’s specific health needs.

Potential Side Effects

When administering ivermectin orally to cats, it’s crucial to be aware of potential side effects and symptoms that may indicate a problem. Here are some key points to watch for:

Potential Side Effects:

1. Vomiting and Diarrhea: These are relatively rare but can occur in some cats.
2. Lethargy: Your cat may appear unusually tired or inactive.
3. Neurological Effects: In severe cases, symptoms like stumbling, trembling, dilated pupils, drooling, or head pressing may occur.

Symptoms to Watch For:

• Gastrointestinal Issues: Persistent vomiting or diarrhea.
• Behavioral Changes: Unusual lethargy or signs of discomfort.
• Neurological Symptoms: Any signs of stumbling, trembling, or unusual eye movements.

When to Seek Veterinary Advice:

• Immediate Attention: If you notice severe neurological symptoms such as stumbling, trembling, or head pressing, contact your veterinarian immediately.
• Persistent Symptoms: If vomiting or diarrhea continues for more than a day, or if your cat shows signs of lethargy or discomfort, it’s best to consult your vet.

Always follow your veterinarian’s dosage instructions precisely and monitor your cat closely during treatment. If you have any concerns, don’t hesitate to reach out to your vet for guidance.

Precautions and Contraindications

Precautions and Contraindications for Ivermectin in Cats:

1. Dosage Sensitivity: Cats are highly sensitive to ivermectin. Incorrect dosages can lead to toxicity, causing symptoms like vomiting, lethargy, and neurological effects.
2. Age Restrictions: Not recommended for cats under 6 weeks old.
3. Heartworm Testing: Essential before administration. Giving ivermectin to a cat with heartworm can cause severe reactions.
4. Breed Sensitivity: Some breeds may be more susceptible to adverse effects.
5. Concurrent Medications: Can interact with other medications, requiring careful vet supervision.

Veterinary Guidance: Always consult a veterinarian for proper dosage and monitoring to ensure safety and effectiveness.

Oral Dosage of Ivermectin for Cats

The typical oral dosage of ivermectin for cats is 0.024 mg/kg (0.012 mg/lb) monthly for heartworm prevention, with specific measurements varying based on weight and health conditions.

Always consult a veterinarian for the correct dosage and usage to ensure your cat’s safety and health.

Administration Instructions

The medication should be administered orally using a syringe without a needle, aiming towards the back of the mouth, and slowly dispensing the liquid to allow swallowing.

It is crucial to double-check the dosage calculation based on your cat’s weight and use a syringe with clear markings for precision.

Potential Side Effects

Potential side effects include:

• Vomiting
• Diarrhea
• Lethargy
• Neurological effects

Requiring immediate veterinary attention if severe symptoms occur.

Precautions and Contraindications

Precautions and contraindications include:

• Dosage sensitivity
• Age restrictions
• Heartworm testing
• Breed sensitivity
• Concurrent medications

Emphasizing the importance of proper veterinary guidance and monitoring.