Diltiazem 30 mg/mL Compounded Suspension Water Base - 14 mL

Diltiazem 30 mg/mL Compounded Suspension (Water Base) provides a veterinarian-prescribed liquid formulation for dogs and cats. Diltiazem is a calcium channel blocker commonly used to help manage certain heart conditions, including hypertrophic cardiomyopathy in cats and supraventricular arrhythmias such as atrial fibrillation, as well as systemic hypertension. This water-based 30 mg/mL oral suspension is compounded to order in a 14 mL bottle to match your pet’s prescription strength and format. The liquid makes dose measurement straightforward when administered with an oral syringe as directed by your veterinarian.

$49.12

Diltiazem 30 mg/mL Compounded Suspension Water Base

By: PMD Labs

Diltiazem 30 mg/mL Compounded Suspension Water Base

💊 Prescription
This product requires a valid prescription. After you place your order, we'll follow up by email to collect your veterinarian or prescription details. Note: If we don't receive a response within 1 week, we'll cancel the order and issue a full refund — just to keep things safe and compliant.
Subtotal: $49.12
💊 Prescription
This product requires a valid prescription. After you place your order, we'll follow up by email to collect your veterinarian or prescription details. Note: If we don't receive a response within 1 week, we'll cancel the order and issue a full refund — just to keep things safe and compliant.
✓ Free shipping on orders over $100
🚚 Usually delivered in 1-5 days

Diltiazem 30 mg/mL Compounded Suspension (Water Base) provides a veterinarian-prescribed liquid formulation for dogs and cats. Diltiazem is a calcium channel blocker commonly used to help manage certain heart conditions, including hypertrophic cardiomyopathy in cats and supraventricular arrhythmias such as atrial fibrillation, as well as systemic hypertension. This water-based 30 mg/mL oral suspension is compounded to order in a 14 mL bottle to match your pet’s prescription strength and format. The liquid makes dose measurement straightforward when administered with an oral syringe as directed by your veterinarian.

About This Item

  • Compounded oral suspension containing diltiazem (30 mg/mL), commonly prescribed by veterinarians to help manage hypertrophic cardiomyopathy in cats, supraventricular arrhythmias (e.g., atrial fibrillation), and systemic hypertension in dogs and cats.
  • Diltiazem

What is diltiazem used for in cats and dogs?

Diltiazem is commonly prescribed to help manage certain heart conditions, including hypertrophic cardiomyopathy in cats, supraventricular arrhythmias such as atrial fibrillation, and systemic hypertension in dogs and cats.

How do I give this diltiazem suspension to my pet?

Shake the bottle well, measure the dose with an oral syringe, and give by mouth exactly as directed by your veterinarian. Ask your vet if it can be given with a small amount of food for easier administration.

Does this need to be shaken before use?

Yes. As a compounded suspension, it should be shaken well before each dose to ensure the medication is evenly distributed.

Can I mix the dose with my pet’s food?

Ask your veterinarian first. If permitted, mix the measured dose with a small amount of food to ensure your pet consumes the full dose.

What side effects should I watch for?

Possible effects may include decreased appetite, vomiting, lethargy, slow heart rate, or low blood pressure (weakness, faintness). Contact your veterinarian if you notice concerning signs or if side effects seem severe or persistent.

Can diltiazem be used with other heart medications?

It may be used with other cardiac drugs only under veterinary supervision. Diltiazem can interact with certain medications, so always inform your veterinarian about everything your pet is taking.

How should I store this compounded suspension?

Follow the storage directions on the label and use by the beyond-use date provided. Keep tightly closed and out of reach of children and other animals.

Pet Health Benefits

Every product we carry at PetMeds Direct is selected with care to support your pet's health from nose to tail.

Pain Relief

Vet-approved medications to reduce inflammation and ease joint or post-surgery pain

Heart Health

Supplements and meds that help manage blood pressure and support cardiovascular function

Disease Prevention

Vaccines and immune-boosting supplements help reduce the risk of serious illness

Skin & Coat Care

Dermatology products and omega-rich formulas promote healthy skin and a shiny coat

Happy Pet Parents

Not sure how to get started with PetMeds Direct? We make caring for your pet easier than ever — whether it's managing prescriptions, stocking up on supplements, or getting expert advice. Explore below for helpful ways pet parents use PetMeds Direct to stay on top of their pets' health. At PetMeds Direct, we're proud to serve pet lovers all across Canada.

About PetMeds Direct

PetMeds Direct was founded with one simple mission: to make pet healthcare easier, faster, and more compassionate for Canadian pet parents. What started as a small idea — helping busy families manage their pets’ prescriptions — has grown into a trusted nationwide pharmacy serving dogs, cats, and everything in between. We believe pets are family, and every tail wag and purr deserves top-tier care. That’s why we work closely with vets, offer fast shipping, and make prescriptions and wellness products more accessible than ever. At PetMeds Direct, we’re not just delivering meds — we’re delivering peace of mind.

Healthy Pets, Happy Homes

Caring for your pet’s health has never been easier. With just a few clicks, PetMeds Direct delivers trusted medications and wellness products right to your door — fast, affordable, and vet-approved. Say goodbye to last-minute pharmacy runs and hello to peace of mind.

Trusted & Certified

PetMeds Direct is a licensed and certified pharmacy, committed to providing safe, authentic medications for your pets.

Accreditation No. 311012