Heartgard Plus Subscription

Heartgard Plus Subscription is a pet health product operated by Boehringer Ingelheim Animal Health USA Inc., headquartered in Duluth, Georgia, United States (animal-health HQ); Ingelheim, Germany (parent), launched in 1985 (Heartgard launch by Merck; transferred to Merial then Boehringer Ingelheim). Pricing anchors at $10-$15/month (anchor per-dose pricing for small dogs), the corporate parent is Boehringer Ingelheim (German pharma group) (parent Boehringer Ingelheim is privately held), and the 2025-2026 differentiator is the same item highlighted in Quick facts: Through 2025-2026 Heartgard Plus has continued operating as one of the most-prescribed canine heartworm preventatives in the US, with subscription delivery via Chewy Autoship as the primary recurring-revenue channel for consumers.

Quick facts

• Operator: Boehringer Ingelheim Animal Health USA Inc.
• Corporate parent: Boehringer Ingelheim (German pharma group)
• Public-market status: parent Boehringer Ingelheim is privately held
• Headquarters: Duluth, Georgia, United States (animal-health HQ); Ingelheim, Germany (parent)
• Founded: 1985 (Heartgard launch by Merck; transferred to Merial then Boehringer Ingelheim)
• Anchor 2026 price: $10-$15/month (anchor per-dose pricing for small dogs)
• Free tier or trial: Prescription drug; subscription via Chewy / vet partners
• Jurisdiction: US FDA Center for Veterinary Medicine regulation
• 2025-2026 differentiator: Through 2025-2026 Heartgard Plus has continued operating as one of the most-prescribed canine heartworm preventatives in the US, with subscription delivery via Chewy Autoship as the primary recurring-...

What is Heartgard Plus Subscription?

Heartgard Plus Subscription launched in 1985 (Heartgard launch by Merck; transferred to Merial then Boehringer Ingelheim) as a pet health product from Boehringer Ingelheim Animal Health USA Inc.. The 2026 product surface spans Chewy / pet-pharmacy retail channels, Vet clinics, with a feature set centred on monthly chewable heartworm preventative for dogs, heartgard plus formulation adds intestinal-parasite protection, and prescription product requiring vet authorisation. Subger tracks Heartgard Plus Subscription inside its broader pet health catalog; the dedicated true-price page layers historical renewal-price data on top.

Why choose Heartgard Plus Subscription

Product positioning

Heartgard Plus Subscription differentiates on monthly chewable heartworm preventative for dogs and heartgard plus formulation adds intestinal-parasite protection. In context: the product is headquartered in Duluth, Georgia, United States (animal-health HQ); Ingelheim, Germany (parent) and operates under US FDA Center for Veterinary Medicine regulation, which shapes how the team designs the catalog / coverage / feature ladder. For 2026 buyers, the headline question is whether monthly chewable heartworm preventative for dogs matches actual usage patterns — and the pet health category hub benchmarks how Heartgard Plus Subscription stacks up against the rest of the category on this dimension.

Feature breadth

Beyond the headline, Heartgard Plus Subscription ships prescription product requiring vet authorisation, subscription via chewy autoship or vet-affiliated pharmacies, and beef-flavoured chewable formulation, plus approved by us fda center for veterinary medicine. These are the practical levers that decide whether the subscription pays back month-to-month. Subger's renewal-price tracker spotlights any tier where the steady-state price diverges sharply from the promotional first-year rate — see the true-price page for Heartgard Plus Subscription.

Plans and ecosystem

Heartgard Plus Subscription runs 4 pricing tiers from Small dog (up to 25 lbs) (~$10/month) up to 12-pack annual ($120-$170/year). The Large dog (51-100 lbs) tier at $10-$15/month (anchor per-dose pricing for small dogs) is the most-purchased anchor — see the pricing table for the full ladder and the renewal-price tracker for first-year vs. renewal math. Active promo codes are tracked on the Heartgard Plus Subscription promo page.

Pricing in 2026

Heartgard Plus Subscription's current 2026 ladder, with anchor figures in their primary billing currency:

The renewal-price delta — the gap between promotional first-year and steady-state pricing — is tracked on the dedicated true-price page for Heartgard Plus Subscription. Active promotional codes are listed on the Heartgard Plus Subscription promo page.

Heartgard Plus Subscription apps and platform support

Heartgard Plus Subscription ships across the following surfaces in 2026:

If you cancel and want to keep an existing account on a new device, see the Heartgard Plus Subscription cancellation guide for account-retention details.

Product positioning

Heartgard Plus Subscription's product centres on monthly chewable heartworm preventative for dogs alongside heartgard plus formulation adds intestinal-parasite protection. The pet health category hub benchmarks alternatives and pricing economics.

Use cases Heartgard Plus Subscription fits

• Dog owners enrolling pets on monthly heartworm prevention
• Subscribers using Chewy Autoship for vet-authorised delivery
• Multi-dog households scaling per-dog dosing
• Vet practices recommending Heartgard Plus for parasite prevention

If none of these matches your situation, the pet health category hub ranks alternatives that may fit better.

Frequently asked questions

How much does Heartgard Plus Subscription cost in 2026?

Heartgard Plus Subscription's ladder starts at Small dog (up to 25 lbs) (~$10/month), with the anchor reference at $10-$15/month (anchor per-dose pricing for small dogs) and top tier 12-pack annual at $120-$170/year. Full breakdown in the pricing table and renewal-price math on the true-price page.

Does Heartgard Plus Subscription have a free tier or trial?

Prescription drug; subscription via Chewy / vet partners See the pricing table for the entry-paid step, and the Heartgard Plus Subscription deal page for current promo discounts.

Who owns and operates Heartgard Plus Subscription?

Heartgard Plus Subscription is operated by Boehringer Ingelheim Animal Health USA Inc.. The corporate parent is Boehringer Ingelheim (German pharma group), with the product headquartered in Duluth, Georgia, United States (animal-health HQ); Ingelheim, Germany (parent) and launched in 1985 (Heartgard launch by Merck; transferred to Merial then Boehringer Ingelheim). Public-market status: parent Boehringer Ingelheim is privately held.

Where is Heartgard Plus Subscription headquartered?

Heartgard Plus Subscription runs out of Duluth, Georgia, United States (animal-health HQ); Ingelheim, Germany (parent). It is governed by US FDA Center for Veterinary Medicine regulation.

What's the 2025-2026 differentiator for Heartgard Plus Subscription?

Through 2025-2026 Heartgard Plus has continued operating as one of the most-prescribed canine heartworm preventatives in the US, with subscription delivery via Chewy Autoship as the primary recurring-revenue channel for consumers.

How do I cancel Heartgard Plus Subscription?

Cancellation flows for web, iOS and Android are documented step-by-step in the Heartgard Plus Subscription cancellation guide. Time the cancellation before the renewal date to avoid the next billing cycle.

Are there Heartgard Plus Subscription promo codes or seasonal discounts?

Subger tracks active promo codes and seasonal deals on the Heartgard Plus Subscription promo page. Family / multi-user variants (where they exist) are listed in the pricing ladder above.

What devices does Heartgard Plus Subscription run on?

Heartgard Plus Subscription ships on Chewy / pet-pharmacy retail channels, Vet clinics. The platforms table above lists every supported surface.

How does Heartgard Plus Subscription compare with other pet health options?

Fit depends on geography, ecosystem and ladder economics. The pet health category hub on Subger benchmarks alternatives across price ladder, free tier, feature breadth and ecosystem.

How does Subger track Heartgard Plus Subscription pricing?

Subger pulls Heartgard Plus Subscription's public price card and layers historical renewal-price data so you can see when a promo first-year price falls off. See the true-price page for the delta between teaser and steady-state pricing.

Get started with Heartgard Plus Subscription

Pick a tier from the pricing table above that matches your usage. The Large dog (51-100 lbs) tier at $10-$15/month (anchor per-dose pricing for small dogs) is the most-purchased anchor for 2026 subscribers. If you're shopping around, browse the pet health category hub to benchmark alternatives, and check the Heartgard Plus Subscription deal page for current promotional pricing before committing.

Before finalising, do three things: read the renewal-price math on the true-price page for Heartgard Plus Subscription so the first-year promo doesn't catch you out at renewal; verify the device and platform support against the surfaces you actually use day to day; and bookmark the cancellation guide so you know how to exit cleanly if usage drops. Heartgard Plus Subscription is a pet health purchase that benefits from the same disciplined renewal-tracking habit Subger applies to every subscription in the catalog.

Related Subger guides

• Browse the pet health category hub
• How to cancel Heartgard Plus Subscription
• Latest Heartgard Plus Subscription deals and coupons
• Heartgard Plus Subscription promo codes
• True renewal price of Heartgard Plus Subscription