{"product_id":"heartworm-tablets-for-dogs","title":"Heartworm Tablets for Dogs – Small, Medium \u0026 Large | 6, 20 or 100 Tablets","description":"\u003cstyle\u003e\n  .pmm-heartworm {\n    --pmm-green: #176b45;\n    --pmm-dark: #163d2c;\n    --pmm-soft: #eef8f2;\n    --pmm-cream: #fffaf1;\n    --pmm-border: #d7e8dd;\n    --pmm-text: #27332d;\n    --pmm-muted: #5d6c64;\n    --pmm-warning: #fff4d6;\n    --pmm-warning-border: #e8bd55;\n    color: var(--pmm-text);\n    font-family: inherit;\n    font-size: 16px;\n    line-height: 1.65;\n    margin: 0 auto;\n    max-width: 1100px;\n  }\n\n  .pmm-heartworm *,\n  .pmm-heartworm *::before,\n  .pmm-heartworm *::after {\n    box-sizing: border-box;\n  }\n\n  .pmm-heartworm h2,\n  .pmm-heartworm h3 {\n    color: var(--pmm-dark);\n    line-height: 1.25;\n    margin-top: 0;\n  }\n\n  .pmm-heartworm h2 {\n    font-size: clamp(1.55rem, 3vw, 2rem);\n    margin-bottom: 16px;\n  }\n\n  .pmm-heartworm h3 {\n    font-size: 1.15rem;\n    margin-bottom: 8px;\n  }\n\n  .pmm-heartworm p {\n    margin: 0 0 16px;\n  }\n\n  .pmm-heartworm ul {\n    margin: 0;\n    padding-left: 22px;\n  }\n\n  .pmm-heartworm li {\n    margin-bottom: 8px;\n  }\n\n  .pmm-heartworm a {\n    color: var(--pmm-green);\n  }\n\n  .pmm-heartworm-section {\n    margin: 38px 0;\n  }\n\n  .pmm-heartworm-intro {\n    background: linear-gradient(135deg, var(--pmm-soft), #ffffff);\n    border: 1px solid var(--pmm-border);\n    border-radius: 18px;\n    padding: clamp(22px, 4vw, 38px);\n  }\n\n  .pmm-heartworm-eyebrow {\n    color: var(--pmm-green);\n    font-size: 0.82rem;\n    font-weight: 700;\n    letter-spacing: 0.08em;\n    margin-bottom: 8px;\n    text-transform: uppercase;\n  }\n\n  .pmm-heartworm-lead {\n    font-size: 1.08rem;\n    max-width: 850px;\n  }\n\n  .pmm-heartworm-grid {\n    display: grid;\n    gap: 18px;\n  }\n\n  .pmm-heartworm-grid-3 {\n    grid-template-columns: repeat(3, minmax(0, 1fr));\n  }\n\n  .pmm-heartworm-card {\n    background: #fff;\n    border: 1px solid var(--pmm-border);\n    border-radius: 14px;\n    padding: 22px;\n  }\n\n  .pmm-heartworm-card strong {\n    color: var(--pmm-dark);\n  }\n\n  .pmm-heartworm-size-label {\n    background: var(--pmm-green);\n    border-radius: 999px;\n    color: #fff;\n    display: inline-block;\n    font-size: 0.78rem;\n    font-weight: 700;\n    letter-spacing: 0.04em;\n    margin-bottom: 12px;\n    padding: 5px 11px;\n    text-transform: uppercase;\n  }\n\n  .pmm-heartworm-checklist {\n    display: grid;\n    gap: 10px;\n    grid-template-columns: repeat(2, minmax(0, 1fr));\n    list-style: none;\n    padding: 0;\n  }\n\n  .pmm-heartworm-checklist li {\n    background: var(--pmm-soft);\n    border-radius: 10px;\n    margin: 0;\n    padding: 12px 14px 12px 40px;\n    position: relative;\n  }\n\n  .pmm-heartworm-checklist li::before {\n    color: var(--pmm-green);\n    content: \"✓\";\n    font-size: 1.05rem;\n    font-weight: 800;\n    left: 15px;\n    position: absolute;\n    top: 11px;\n  }\n\n  .pmm-table-wrap {\n    border: 1px solid var(--pmm-border);\n    border-radius: 14px;\n    overflow-x: auto;\n    -webkit-overflow-scrolling: touch;\n  }\n\n  .pmm-heartworm table {\n    border-collapse: collapse;\n    min-width: 720px;\n    width: 100%;\n  }\n\n  .pmm-heartworm th,\n  .pmm-heartworm td {\n    border-bottom: 1px solid var(--pmm-border);\n    padding: 14px 16px;\n    text-align: left;\n    vertical-align: top;\n  }\n\n  .pmm-heartworm th {\n    background: var(--pmm-green);\n    color: #fff;\n    font-size: 0.9rem;\n  }\n\n  .pmm-heartworm tbody tr:nth-child(even) {\n    background: #f8fbf9;\n  }\n\n  .pmm-heartworm tbody tr:last-child td {\n    border-bottom: 0;\n  }\n\n  .pmm-heartworm-callout {\n    background: var(--pmm-warning);\n    border-left: 5px solid var(--pmm-warning-border);\n    border-radius: 10px;\n    padding: 18px 20px;\n  }\n\n  .pmm-heartworm-callout strong {\n    color: #634900;\n  }\n\n  .pmm-heartworm-note {\n    background: var(--pmm-soft);\n    border-radius: 12px;\n    padding: 18px 20px;\n  }\n\n  .pmm-heartworm-faq details {\n    background: #fff;\n    border: 1px solid var(--pmm-border);\n    border-radius: 10px;\n    margin-bottom: 10px;\n    padding: 0 18px;\n  }\n\n  .pmm-heartworm-faq summary {\n    color: var(--pmm-dark);\n    cursor: pointer;\n    font-weight: 700;\n    padding: 16px 28px 16px 0;\n    position: relative;\n  }\n\n  .pmm-heartworm-faq summary::after {\n    content: \"+\";\n    font-size: 1.3rem;\n    position: absolute;\n    right: 0;\n    top: 13px;\n  }\n\n  .pmm-heartworm-faq details[open] summary::after {\n    content: \"−\";\n  }\n\n  .pmm-heartworm-faq details p {\n    padding-bottom: 16px;\n  }\n\n  .pmm-heartworm-closing {\n    background: var(--pmm-cream);\n    border-radius: 16px;\n    padding: clamp(22px, 4vw, 34px);\n    text-align: center;\n  }\n\n  .pmm-heartworm-smallprint {\n    color: var(--pmm-muted);\n    font-size: 0.9rem;\n  }\n\n  @media (max-width: 760px) {\n    .pmm-heartworm-grid-3,\n    .pmm-heartworm-checklist {\n      grid-template-columns: 1fr;\n    }\n\n    .pmm-heartworm-section {\n      margin: 30px 0;\n    }\n\n    .pmm-heartworm-card {\n      padding: 18px;\n    }\n\n    .pmm-heartworm th,\n    .pmm-heartworm td {\n      padding: 12px;\n    }\n  }\n\u003c\/style\u003e\n\u003csection class=\"pmm-heartworm\"\u003e\n\u003cdiv class=\"pmm-heartworm-intro\"\u003e\n\u003cdiv class=\"pmm-heartworm-eyebrow\"\u003eMonthly heartworm prevention for dogs\u003c\/div\u003e\n\u003ch2 id=\"heartworm-product-heading\"\u003eHeartworm Tablets for Small, Medium and Large Dogs\u003c\/h2\u003e\n\u003cp class=\"pmm-heartworm-lead\"\u003e\u003cstrong\u003eHeartworm Tablets for Dogs\u003c\/strong\u003e provide a convenient once-monthly option for helping prevent canine heartworm disease caused by \u003cem\u003eDirofilaria immitis\u003c\/em\u003e. Choose the tablet that corresponds with your dog's current weight and select a package containing \u003cstrong\u003e6, 20 or 100 tablets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eHeartworms are transmitted through the bite of an infected mosquito. Monthly prevention works by eliminating susceptible immature heartworm larvae acquired during the preceding month before they can develop into adult heartworms.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eKey Benefits\u003c\/h2\u003e\n\u003cul class=\"pmm-heartworm-checklist\"\u003e\n\u003cli\u003eMonthly heartworm prevention for dogs\u003c\/li\u003e\n\u003cli\u003eThree weight-specific tablet strengths\u003c\/li\u003e\n\u003cli\u003eSmall, medium and large dog options\u003c\/li\u003e\n\u003cli\u003eAvailable in 6, 20 and 100 tablet packages\u003c\/li\u003e\n\u003cli\u003eOne correctly sized tablet each month\u003c\/li\u003e\n\u003cli\u003eMay be given orally or crushed into food when permitted by the product directions\u003c\/li\u003e\n\u003cli\u003eConvenient for individual dogs and multi-dog households\u003c\/li\u003e\n\u003cli\u003eSuitable for dogs six weeks of age and older when used according to the label\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eChoose the Correct Heartworm Tablet for Your Dog\u003c\/h2\u003e\n\u003cdiv class=\"pmm-heartworm-grid pmm-heartworm-grid-3\"\u003e\n\u003carticle class=\"pmm-heartworm-card\"\u003e\u003cspan class=\"pmm-heartworm-size-label\"\u003eSmall Dogs\u003c\/span\u003e\n\u003ch3\u003eUp to 25 lb\u003c\/h3\u003e\n\u003cp\u003eFor dogs weighing up to \u003cstrong\u003e25 lb (11.3 kg)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eGive \u003cstrong\u003eone Small Dog tablet monthly\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAvailable in \u003cstrong\u003e6, 20 or 100 tablets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"pmm-heartworm-card\"\u003e\u003cspan class=\"pmm-heartworm-size-label\"\u003eMedium Dogs\u003c\/span\u003e\n\u003ch3\u003e26–50 lb\u003c\/h3\u003e\n\u003cp\u003eFor dogs weighing \u003cstrong\u003e26–50 lb (11.8–22.7 kg)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eGive \u003cstrong\u003eone Medium Dog tablet monthly\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAvailable in \u003cstrong\u003e6, 20 or 100 tablets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003carticle class=\"pmm-heartworm-card\"\u003e\u003cspan class=\"pmm-heartworm-size-label\"\u003eLarge Dogs\u003c\/span\u003e\n\u003ch3\u003e51–100 lb\u003c\/h3\u003e\n\u003cp\u003eFor dogs weighing \u003cstrong\u003e51–100 lb (23.1–45.4 kg)\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eGive \u003cstrong\u003eone Large Dog tablet monthly\u003c\/strong\u003e.\u003c\/p\u003e\n\u003cp\u003eAvailable in \u003cstrong\u003e6, 20 or 100 tablets\u003c\/strong\u003e.\u003c\/p\u003e\n\u003c\/article\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eHeartworm Tablet Dosage Chart\u003c\/h2\u003e\n\u003cdiv class=\"pmm-table-wrap\" role=\"region\" tabindex=\"0\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003eDog Size\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eWeight Range\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eMonthly Dose\u003c\/th\u003e\n\u003cth scope=\"col\"\u003ePackage Options\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eSmall Dogs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eUp to 25 lb \/ 11.3 kg\u003c\/td\u003e\n\u003ctd\u003e1 Small Dog tablet\u003c\/td\u003e\n\u003ctd\u003e6, 20 or 100 tablets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eMedium Dogs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e26–50 lb \/ 11.8–22.7 kg\u003c\/td\u003e\n\u003ctd\u003e1 Medium Dog tablet\u003c\/td\u003e\n\u003ctd\u003e6, 20 or 100 tablets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eLarge Dogs\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e51–100 lb \/ 23.1–45.4 kg\u003c\/td\u003e\n\u003ctd\u003e1 Large Dog tablet\u003c\/td\u003e\n\u003ctd\u003e6, 20 or 100 tablets\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003eDogs over 100 lb\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003eOver 100 lb \/ 45.4 kg\u003c\/td\u003e\n\u003ctd\u003eUse the appropriate combination of weight-specific tablets according to veterinary or label directions.\u003c\/td\u003e\n\u003ctd\u003eCombination required\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"pmm-heartworm-smallprint\"\u003eWeigh your dog accurately before selecting a tablet. Do not substitute one strength for another or divide tablets unless expressly permitted by the product label or your veterinarian.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eAvailable Package Sizes\u003c\/h2\u003e\n\u003cdiv class=\"pmm-table-wrap\" role=\"region\" tabindex=\"0\"\u003e\n\u003ctable\u003e\n\u003cthead\u003e\n\u003ctr\u003e\n\u003cth scope=\"col\"\u003ePackage Size\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eApproximate Supply\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eMay Be Suitable For\u003c\/th\u003e\n\u003cth scope=\"col\"\u003eAvailable Dog Sizes\u003c\/th\u003e\n\u003c\/tr\u003e\n\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e6 Tablets\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e6 monthly doses for one dog\u003c\/td\u003e\n\u003ctd\u003eShorter supply or first purchase\u003c\/td\u003e\n\u003ctd\u003eSmall, Medium or Large\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e20 Tablets\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e20 monthly doses for one dog\u003c\/td\u003e\n\u003ctd\u003eExtended use or multi-dog households\u003c\/td\u003e\n\u003ctd\u003eSmall, Medium or Large\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003e\u003cstrong\u003e100 Tablets\u003c\/strong\u003e\u003c\/td\u003e\n\u003ctd\u003e100 total monthly doses\u003c\/td\u003e\n\u003ctd\u003eLarge multi-dog households, rescues or kennels\u003c\/td\u003e\n\u003ctd\u003eSmall, Medium or Large\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/div\u003e\n\u003cp class=\"pmm-heartworm-smallprint\"\u003eSupply length depends on the number of dogs using the package. Each dog requires the tablet strength corresponding with that dog's weight.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eHow Monthly Heartworm Prevention Works\u003c\/h2\u003e\n\u003cp\u003eHeartworm disease begins when an infected mosquito bites a dog and deposits microscopic larvae. These larvae develop within the dog's body and can eventually mature into adult worms affecting the heart, lungs and nearby blood vessels.\u003c\/p\u003e\n\u003cp\u003eA monthly heartworm preventive does not treat established adult heartworms. Its purpose is to eliminate susceptible immature larvae acquired during the previous month. Consistent monthly administration is therefore important.\u003c\/p\u003e\n\u003cdiv class=\"pmm-heartworm-note\"\u003e\n\u003cstrong\u003eMonthly reminder:\u003c\/strong\u003e Give the tablet on the same date each month and record each dose. Phone, calendar or subscription reminders may help prevent missed doses.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eDirections for Use\u003c\/h2\u003e\n\u003col\u003e\n\u003cli\u003eConfirm your dog's current weight.\u003c\/li\u003e\n\u003cli\u003eSelect the Small, Medium or Large tablet for that weight range.\u003c\/li\u003e\n\u003cli\u003eGive one correctly sized tablet orally once each month.\u003c\/li\u003e\n\u003cli\u003eThe tablet may be crushed into food if this is permitted by the specific product directions.\u003c\/li\u003e\n\u003cli\u003eObserve your dog to ensure the complete dose has been swallowed or consumed.\u003c\/li\u003e\n\u003cli\u003eContinue monthly treatment according to veterinary guidance.\u003c\/li\u003e\n\u003c\/ol\u003e\n\u003cp\u003eFollow the package label and your veterinarian's instructions. Do not give additional doses to make up for a missed tablet without first obtaining veterinary guidance.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003cdiv class=\"pmm-heartworm-callout\"\u003e\n\u003cstrong\u003eImportant testing requirement:\u003c\/strong\u003e Dogs should be tested for existing heartworm infection before beginning a heartworm-prevention program. Preventive tablets do not eliminate established adult heartworms. Contact a veterinarian if your dog's heartworm status is unknown or if monthly prevention has been interrupted.\u003c\/div\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eImportant Safety Information\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eFor use in dogs only.\u003c\/li\u003e\n\u003cli\u003eDo not use in puppies younger than six weeks of age.\u003c\/li\u003e\n\u003cli\u003eChoose the tablet that matches the dog's current weight.\u003c\/li\u003e\n\u003cli\u003eTest dogs for heartworm infection before starting prevention.\u003c\/li\u003e\n\u003cli\u003eConsult a veterinarian before use if your dog's heartworm status is unknown.\u003c\/li\u003e\n\u003cli\u003eTell your veterinarian about all medications and supplements your dog receives.\u003c\/li\u003e\n\u003cli\u003eSeek veterinary assistance if vomiting, diarrhea, weakness, incoordination, tremors or other unusual signs occur after administration.\u003c\/li\u003e\n\u003cli\u003eKeep tablets out of reach of children and animals.\u003c\/li\u003e\n\u003cli\u003eDo not use the product in humans.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eAccording to applicable product directions, monthly ivermectin heartworm-prevention tablets may be used in pregnant or breeding females, stud dogs and puppies six weeks of age or older. Always confirm this information on the label of the exact product supplied.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section\"\u003e\n\u003ch2\u003eStorage\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eStore below 30°C (86°F), unless the package states otherwise.\u003c\/li\u003e\n\u003cli\u003eKeep in a cool, dry location away from excess heat and moisture.\u003c\/li\u003e\n\u003cli\u003eKeep the container securely closed.\u003c\/li\u003e\n\u003cli\u003eRetain the original label and packaging.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section pmm-heartworm-faq\"\u003e\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhich Heartworm Tablet does my dog need?\u003c\/summary\u003e\n\u003cp\u003eSelect Small for dogs up to 25 lb, Medium for dogs weighing 26–50 lb, or Large for dogs weighing 51–100 lb. Dogs over 100 lb require an appropriate combination determined according to the product label or veterinary guidance.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow often are the tablets given?\u003c\/summary\u003e\n\u003cp\u003eGive one correctly sized tablet once each month, following the product label and your veterinarian's directions.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat package sizes are available?\u003c\/summary\u003e\n\u003cp\u003eSmall, Medium and Large Dog tablets are each available in packages of 6, 20 or 100 tablets.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eHow long will each package last?\u003c\/summary\u003e\n\u003cp\u003eFor one dog, 6 tablets provide six monthly doses, 20 tablets provide twenty monthly doses, and 100 tablets provide one hundred monthly doses. The supply will last for a shorter period when shared among multiple dogs.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan the tablet be crushed into food?\u003c\/summary\u003e\n\u003cp\u003eIt may be crushed into food when allowed by the product directions. Make sure the dog consumes the entire portion so the complete dose is received.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan I split a Large Dog tablet for a smaller dog?\u003c\/summary\u003e\n\u003cp\u003eDo not divide or substitute tablet strengths unless the product label or your veterinarian specifically directs you to do so. Use the strength intended for your dog's weight.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan puppies take Heartworm Tablets?\u003c\/summary\u003e\n\u003cp\u003eThese tablets are intended for dogs six weeks of age or older when used according to the applicable product label. Consult a veterinarian before starting a puppy on heartworm prevention.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eCan they be used in pregnant or breeding dogs?\u003c\/summary\u003e\n\u003cp\u003eApplicable ivermectin tablet directions indicate use at the recommended heartworm-prevention dose in pregnant or breeding females and stud dogs. Confirm the directions for the exact product supplied and consult your veterinarian when appropriate.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eShould my dog be tested before starting?\u003c\/summary\u003e\n\u003cp\u003eYes. Dogs should be tested for existing heartworm infection before beginning a prevention program. Your veterinarian can advise on testing and an appropriate prevention schedule.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eWhat should I do if a monthly dose is missed?\u003c\/summary\u003e\n\u003cp\u003eContact your veterinarian for guidance, particularly when prevention has been interrupted for an extended period. Do not give two doses at once unless a veterinarian specifically instructs you to do so.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003cdetails\u003e\n\u003csummary\u003eDo these tablets treat adult heartworms?\u003c\/summary\u003e\n\u003cp\u003eNo. Monthly preventive tablets are not an adult-heartworm treatment. A dog diagnosed with heartworm disease requires veterinary evaluation and an appropriate treatment plan.\u003c\/p\u003e\n\u003c\/details\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"pmm-heartworm-section pmm-heartworm-closing\"\u003e\n\u003ch2\u003eChoose the Right Monthly Heartworm Protection\u003c\/h2\u003e\n\u003cp\u003eSelect your dog's weight category and choose a package of \u003cstrong\u003e6, 20 or 100 tablets\u003c\/strong\u003e. Consistent monthly prevention, appropriate veterinary testing and correct weight-based selection are important parts of protecting your dog from heartworm disease.\u003c\/p\u003e\n\u003cp\u003eQuestions about selecting the correct size? Contact Pet MegaMart before ordering and we will help you review the available product options.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cp class=\"pmm-heartworm-smallprint\"\u003eProduct information is provided for general educational and product-support purposes and does not replace veterinary care. Always follow the label of the product received and the instructions of a licensed veterinarian.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"Vetafarm","offers":[{"title":"Small (Up to 24 lb) \/ 6 Tablets","offer_id":48345618120953,"sku":null,"price":18.95,"currency_code":"USD","in_stock":true},{"title":"Small (Up to 24 lb) \/ 20 Tablets","offer_id":48345618153721,"sku":null,"price":44.95,"currency_code":"USD","in_stock":false},{"title":"Small (Up to 24 lb) \/ 100 Tablets","offer_id":48727652204793,"sku":null,"price":119.5,"currency_code":"USD","in_stock":false},{"title":"Medium (25-50 lb) \/ 6 Tablets","offer_id":48727652237561,"sku":null,"price":20.95,"currency_code":"USD","in_stock":false},{"title":"Medium (25-50 lb) \/ 20 Tablets","offer_id":48727652270329,"sku":null,"price":32.95,"currency_code":"USD","in_stock":false},{"title":"Medium (25-50 lb) \/ 100 Tablets","offer_id":48727652303097,"sku":null,"price":134.0,"currency_code":"USD","in_stock":false},{"title":"Large (51 - 99 lb) \/ 6 Tablets","offer_id":48727652335865,"sku":null,"price":16.79,"currency_code":"USD","in_stock":true},{"title":"Large (51 - 99 lb) \/ 20 Tablets","offer_id":48727652368633,"sku":null,"price":46.59,"currency_code":"USD","in_stock":true},{"title":"Large (51 - 99 lb) \/ 100 Tablets","offer_id":48727652401401,"sku":null,"price":152.5,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0071\/8064\/8566\/files\/heartwormsmalldog.jpg?v=1777759570","url":"https:\/\/petmegamart.com\/products\/heartworm-tablets-for-dogs","provider":"Pet Megamart","version":"1.0","type":"link"}