Pet Medication Dosing Calculator

Last updated: March 2026

Safe dosage guidance for common OTC medications

âš ī¸ Important Medical Disclaimer

This calculator is for informational purposes only. It is NOT a substitute for professional veterinary advice, diagnosis, or treatment. Always consult with your veterinarian before giving any medication to your pet. Incorrect dosing can be dangerous or fatal.

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📋 Medication Quick Reference

Benadryl Dogs & Cats

Antihistamine for allergic reactions, itching, and mild sedation. Use plain formula only - no decongestants!

Pepcid Dogs & Cats

Reduces stomach acid. Helps with acid reflux, gastritis, and nausea. Give on empty stomach.

Aspirin Dogs Only

Pain relief and anti-inflammatory. NEVER for cats! Use buffered aspirin only. Short-term use.

Apoquel Rx Only

Prescription anti-itch medication for dogs. Requires veterinary prescription and monitoring.

Rimadyl Rx Only

Prescription NSAID for dogs. Used for arthritis and post-surgical pain. Liver monitoring required.

Melatonin Dogs & Cats

Natural supplement for anxiety and sleep. Avoid products with xylitol! Check ingredients carefully.

đŸĨ When to See a Vet Immediately

Emergency Hotlines:
ASPCA Poison Control: (888) 426-4435
Pet Poison Helpline: (855) 764-7661