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Cardizem (Diltiazem hydrochloride) 180mg (30 Capsules)

Prescription Upload Attached. Prescription On File. Prescription sent to email

Active Ingredients: Each capsule contains 180mg diltiazem hydrochloride.

Manufacturer: Sigma

Prescription medicine: This is a prescription medicine. Please ensure that you have read the "Ordering Prescription Medicine" page before ordering this item. We require you to upload your veterinary prescription and post us the original. You will need to send your prescription to

PetPA Pharmacy

Reply Paid 91355

Tweed Heads NSW 2485


Australian legislation prohibits the advertisement of prescription drugs to consumers; therefore, we are unable to display any images of the packaging or provide you with more information regarding this prescription medicine. All prescription medicines on the Your Pet PA website are purchased through Veterinary Wholesalers the same as those used by your Vet. All our products are APVMA approved and identical to those used by your Veterinary Surgeon. Please call or email us if you have any queries about any of the products on our site.



Commonly asked questions about Cardizem:

What are Cardizem Capsules?

Cardizem is a prescription medication called a calcium channel blocker that works by relaxing the muscles of the heart and blood vessels to help the heart work more efficiently.

Why do cats and dogs use Cardizem?

Cardizem is used in the treatment of heart conditions such as hypertrophic cardiomyopathy, high blood pressure (hypertension), and certain heart rhythm disorders. If your pet has been diagnosed with a heart condition, your veterinarian may prescribe a medication like Cardizem.

What else should I know about Cardizem?

Your veterinarian will need to monitor your dog or cat while they are taking Cardizem. These follow-up appointments are important.

What problems could my dog or cat have with Cardizem?

A common side effect for cats is vomiting. Other side effects include poor appetite, diarrhoea, and a slower heart rate.

How do you use Cardizem?

Be sure to give all the doses prescribed. It is important not to miss a dose. Cardizem may be given with or without food. Follow your veterinarian's directions.

What is in Cardizem?

The active ingredient in Cardizem is Diltiazem. Diltiazem is a calcium channel blocker that works by relaxing the muscles of the heart and blood vessels to help the heart work more efficiently.

Pet Prescription Medications

Pet PA is not a pharmacy but facilitates the supply of prescription medications by an Australian registered pharmacist through our website. When purchasing prescription medication through PetPA Pharmacy online you know that:

  • All prescription medication supplied is sourced from Australian veterinary wholesalers and Australian registered pharmacists.
  • All prescription medication available is registered with the Australian Government (TGA or APVMA),
  • All medication supplied is processed and dispensed by Australian-registered pharmacists.

All prescription medication listed on the PetPA website is available for supply on acceptance of your order by the pharmacist and on receipt of the original prescription by the pharmacist. As PetPA cannot sell or supply prescription medication and is your agent in facilitating the supply by the pharmacist, the acceptance of your order and sale is by the pharmacist*.

*PetPA provides the price information of medicines as agent for PetPA Pharmacy Pty Ltd (ABN: 33 658 263 462) trading as Pet PA Pharmacy, 133 Wharf Street, Tweed Heads NSW 2485. Pharmacy Registration Number: PC1241648). All medication supplied on acceptance of your order by the pharmacist will be supplied by PetPA Pharmacy.