Yes, Tractor Supply Co. carries heartworm medication for dogs and cats, including popular brands like Heartgard Plus, Interceptor Plus, Trifexis, and Iverhart. These prescription medications are available through Tractor Supply's online pharmacy, which requires a valid veterinarian's prescription.

Can you buy heartworm meds at Tractor Supply?

That's because pet medications and animal medications can be easily ordered online from Tractor Supply's pet and animal pharmacy and delivered right to your door. Discover everything you need to know to get prescriptions, flea, tick, and heartworm preventatives, first aid supplies for pets and more.

Can heartworm medication be purchased over the counter?

No, you cannot buy heartworm medicine over-the-counter (OTC); it is a prescription-only medication regulated by the FDA (Food and Drug Administration) for your pet's safety, requiring a veterinarian's diagnosis, proper weight-based dosing, and testing to prevent dangerous reactions if the pet already has heartworms. You must get a prescription from a vet to purchase it from your vet or a reputable online pharmacy.
 

Can you buy Nexgard at Tractor Supply?

Shop for Nexgard Brand Products at Tractor Supply Co.

Can I get NexGard without going to vet?

NexGard is a fast-acting chewable that kills fleas and ticks on dogs. Get a prescription online for just $35—no in-person vet visit needed.

How to Prevent Parasites in your Pets | Tractor Supply Co.

Why is Tractor Supply being boycotted?

People are boycotting Tractor Supply because the company recently eliminated its Diversity, Equity, and Inclusion (DEI) initiatives, including ending support for Pride events and withdrawing from reporting to the Human Rights Campaign, following pressure from anti-DEI activists. This reversal disappointed many customers, including LGBTQ+ supporters and some farmers, who felt the company was betraying rural values and abandoning support for diverse communities within rural America, prompting calls for boycotts from both sides of the political spectrum.

Can I buy Simparica without a vet prescription?

Simparica Trio uses drugs that are classified for use only under medical supervision. Thus, it would be illegal for you to buy this medicine without a prescription from your vet. In addition to this, sarolaner, a drug used in this medicine, can cause adverse reactions, including tremors.

Is Simparica Trio or NexGard cheaper?

Both Simparica and Nexgard are chewable tablets, Liver flavored for Simparica and Beef for Nexgard. The main differences between the two are the strength and speed at which the products work, with Simparica killing fleas in little as 3 hours and ticks within 8.

Which is better, Frontline or Simparica?

Simparica kills both fleas and ticks, while Frontline Plus is effective against fleas, ticks, flea eggs and larvae and lice. Simparica kills fleas within 3 hours and kills ticks within 8 hours. Frontline Plus kills fleas within 12 hours and ticks within 48.

What if I can't afford heartworm treatment for my dog?

If you can't afford heartworm treatment for your pet, here are some options to consider. You can contact local animal shelters or non-profit organizations that may offer financial assistance for veterinary care. Also, talk to your veterinarian about setting up a payment plan or negotiating the cost of treatment.

What is the best over the counter heartworm medicine for dogs?

10 Best Heartworm Medications for Dogs in 2025 [Vet-Recommended]

• Simparica Trio for Dogs. Form: Monthly chewable tablet. ...
• Heartgard Plus for Dogs. ...
• Interceptor Plus for Dogs. ...
• Credelio Quattro for Dogs. ...
• Advantage Multi for Dogs. ...
• Revolution Topical Solution for Dogs. ...
• Sentinel Spectrum Chews. ...
• Trifexis Chewable Tablets.

What dogs should not take Simparica?

Use with caution in dogs that have a history of neurologic (nerve or brain) disease, including a history of seizures or epilepsy. Do not use Simparica products in dogs below the minimum age or weight on the product label. Use them with caution in older, weak, or frail dogs.

Can I give my dog heartworm medicine if he has heartworms?

Heartworm preventives do not kill adult heartworms. Also, giving a heartworm preventive to a dog infected with adult heartworms may be harmful or deadly. If microfilariae are in the dog's bloodstream, the preventive may cause the microfilariae to suddenly die, triggering a shock-like reaction and possibly death.

Does Tractor Supply sell heartworm medicine for dogs?

Yes, Tractor Supply sells a wide variety of heartworm prevention medicines for dogs through their online pet pharmacy, including popular brands like Heartgard, NexGard, Simparica Trio, and Interceptor, available as chews or topicals, often with prescription approval needed for some, and they offer home delivery. You can find products that cover heartworm plus flea, tick, and other intestinal parasites all in one.

What is the generic for Simparica for dogs?

Sarolaner (brand name Simparica®) is used to treat and control flea and tick infestations in dogs. The dog ingests sarolaner, and the drug is distributed throughout the dog's body.

Does Bill Gates own Tractor Supply?

The first Tractor Supply trade was made in Q1 2007. Since then Bill Gates bought shares two more times and sold shares on three occasions. The investor sold all their shares in Q1 2010 and doesn't own any shares in Tractor Supply anymore.

Do I need a prescription for heartworm medicine for my dog?

Do I need a prescription for my pet's heartworm preventive medication? If so, why? Yes. The U.S. Food and Drug Administration (FDA) labeling on heartworm preventives states that the medication is to be used by or on the order of a licensed veterinarian.

Why not give your dog NexGard?

While generally considered safe and effective by the FDA, NexGard (afoxolaner) can cause side effects, most commonly vomiting, diarrhea, lethargy, and itching, with rarer but serious neurological issues like tremors or seizures reported, especially in dogs with pre-existing neurological conditions, prompting caution in those pets and owners should monitor for adverse reactions like muscle tremors, loss of balance, or seizures, as noted by the U.S. Food and Drug Administration (FDA). 

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