{"product_id":"thyro-tabs-for-dogs-0-5-mg","title":"Thyro-Tabs (Levothyroxine Sodium) for Dogs, 0.5 mg","description":"\u003ch2\u003eMid-Range T4 Replacement Tablet for Hypothyroid Dogs\u003c\/h2\u003e\n\n\u003ch3\u003eProduct Description\u003c\/h3\u003e\n\u003cp\u003eThyro-Tabs Canine (Levothyroxine Sodium Tablets, USP) 0.5 mg is an FDA-approved prescription thyroid hormone replacement for dogs, supplied in white scored oval tablets in bottles of 120 or 1,000. Each tablet delivers 0.5 mg levothyroxine sodium, a synthetic T4 that matches the molecular structure of a dog's naturally produced thyroid hormone. Sitting at the mid-range of the nine-strength Thyro-Tabs Canine line, this strength suits medium-sized dogs or those whose bloodwork guides the vet toward this specific dose. Indicated for replacement therapy of diminished thyroid function in dogs.\u003c\/p\u003e\n\n\u003ch3\u003eBenefits\u003c\/h3\u003e\n\u003cul type=\"disc\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAddresses Mid-Range Dosing Needs:\u003c\/strong\u003e Positioned at the midpoint of the Thyro-Tabs Canine strength range, the 0.5 mg tablet bridges the gap between lower and higher daily T4 requirements.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eClinically Validated Effectiveness:\u003c\/strong\u003e A controlled US field study showed 75.6% of evaluable dogs reached treatment success, with TT4, fT4, and TSH levels normalized by Day 182.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eVisible Symptom Improvement:\u003c\/strong\u003e Hypothyroid clinical signs including weight gain, lethargy, hair thinning, skin changes, and elevated blood cholesterol generally improved during the field study.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFlexible Dosing Schedule:\u003c\/strong\u003e Administered as a single daily oral dose every 24 hours, or split into two equal doses 12 hours apart based on the prescribing vet's recommendation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eScore Line for Easy Splitting:\u003c\/strong\u003e The white oval tablet is scored down the middle, allowing the vet or owner to split it cleanly when the prescription requires a half-tablet amount.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eConsistent Potency Guaranteed:\u003c\/strong\u003e Thyro-Tabs Canine is manufactured under the same FDA standards as the human levothyroxine product, ensuring reliable potency in every tablet.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIngredients\u003c\/h3\u003e\n\u003ch4\u003eActive Ingredients\u003c\/h4\u003e\n\u003cp\u003eLevothyroxine Sodium (Anhydrous): 0.5 mg per tablet\u003c\/p\u003e\n\n\u003ch3\u003eHow to Use\u003c\/h3\u003e\n\u003ch4\u003eDosage and Administration Instructions\u003c\/h4\u003e\n\u003cul type=\"disc\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePrescription Required:\u003c\/strong\u003e Federal (USA) law restricts Thyro-Tabs Canine to use by or on the order of a licensed veterinarian only.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eInitial Daily Dose:\u003c\/strong\u003e Start at 0.1 mg per 10 lbs (0.022 mg\/kg) once daily every 24 hours, or split evenly into two doses every 12 hours as the vet directs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePost-Dose Blood Sampling:\u003c\/strong\u003e TT4 levels drawn 4-6 hours after the tablet most accurately reflect the drug's peak absorption for guiding dose decisions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRecheck Every 4-8 Weeks:\u003c\/strong\u003e Until a stable maintenance dose is confirmed, schedule clinical reassessments and TT4 monitoring at 4 to 8 week intervals.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSame Time Daily:\u003c\/strong\u003e Give the tablet at the same time every day; consistent timing helps keep serum T4 levels predictable between monitoring appointments.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFood Consistency Matters:\u003c\/strong\u003e Whether the tablet is given with or without food, keep that pattern the same every day to prevent day-to-day variability in T4 absorption.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eOngoing Lifelong Treatment:\u003c\/strong\u003e Most hypothyroid dogs need levothyroxine indefinitely; discuss any plan to stop or change the medication with the veterinarian first.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003eDisclaimer:\u003c\/strong\u003e This dosage information is provided by the manufacturer. Always consult your veterinarian before administering or adjusting any supplement for your pet.\u003c\/p\u003e\n\n\u003ch3\u003eAdditional Information\u003c\/h3\u003e\n\n\u003ch4\u003ePrecautions\u003c\/h4\u003e\n\u003cul type=\"disc\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eContraindicated in Thyrotoxicosis:\u003c\/strong\u003e Never give Thyro-Tabs to a dog already showing signs of excess thyroid hormone or with a confirmed thyrotoxicosis diagnosis.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAdrenal Function Check First:\u003c\/strong\u003e Unresolved adrenal insufficiency must be corrected before starting thyroid hormone replacement to avoid triggering an adrenal crisis.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eHeart Disease Requires Care:\u003c\/strong\u003e Dogs with underlying cardiac disease need especially close monitoring as their metabolic rate increases in response to levothyroxine supplementation.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eBreeding and Reproductive Status:\u003c\/strong\u003e The safety of Thyro-Tabs in breeding dogs, pregnant bitches, or lactating mothers has not been determined; seek veterinary guidance before use.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSecure from Children and Pets:\u003c\/strong\u003e Keep the bottle locked away from children and all household animals to prevent accidental access to these thyroid tablets.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003ePossible Side Effects\u003c\/h4\u003e\n\u003cul type=\"disc\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSkin Itching:\u003c\/strong\u003e Pruritus is the most frequently documented adverse reaction in the post-approval adverse drug experience data for Thyro-Tabs Canine in dogs.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eT4 Outside Target Range:\u003c\/strong\u003e Serum TT4 concentrations falling above or below the therapeutic range are among the most commonly reported post-approval findings; regular testing is key.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eDigestive Disturbances:\u003c\/strong\u003e Vomiting, diarrhea, and appetite loss have been documented in both the controlled field study and through ongoing post-approval adverse event submissions.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eIncreased Thirst and Urination:\u003c\/strong\u003e Polydipsia and polyuria have appeared in post-approval reports; inform the vet if the dog is drinking or urinating noticeably more after starting treatment.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eElevated Liver Values:\u003c\/strong\u003e Three dogs in the field study developed raised ALP, ALT, or AST levels; two normalized spontaneously without stopping the medication mid-study.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAllergic Skin Reactions:\u003c\/strong\u003e Rare hypersensitivity reactions including urticaria and facial swelling alongside alopecia, seborrhea, and dermatitis have been noted in post-approval experience.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch4\u003eStorage Information\u003c\/h4\u003e\n\u003cul type=\"disc\"\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRoom Temperature Only:\u003c\/strong\u003e Store at 20-25°C (68-77°F); brief excursions between 15-30°C (59-86°F) are acceptable and will not compromise tablet quality or potency.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAway from Light and Moisture:\u003c\/strong\u003e Keep the bottle tightly closed and away from direct light and humidity to protect levothyroxine sodium stability over time.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eShipping \u0026amp; Return\u003c\/h3\u003e\n\u003cp\u003eWe offer ground, express, and priority delivery; see our \u003ca href=\"\/en-ca\/pages\/shipping-policy\" title=\"Shipping policy | hardypaw\" aria-label=\"Shipping policy | hardypaw\"\u003eshipping policy\u003c\/a\u003e for details.\u003c\/p\u003e\n\u003cp\u003eFor return instructions or product concerns, please refer to our detailed \u003ca href=\"\/en-ca\/policies\/refund-policy\" title=\"Refund policy\" aria-label=\"Refund policy\"\u003erefund policy\u003c\/a\u003e.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003ePrescription items are NON-RETURNABLE and NON-REFUNDABLE.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch2\u003eFrequently Asked Questions\u003c\/h2\u003e\n\n\u003ch3\u003eQ1: What is Thyro-Tabs Canine 0.5 mg used for in dogs?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAns:\u003c\/strong\u003e Thyro-Tabs Canine 0.5 mg is an FDA-approved prescription oral T4 replacement for dogs with hypothyroidism. It provides synthetic levothyroxine sodium identical in structure to the hormone a healthy canine thyroid produces, restoring normal metabolic activity when the gland can no longer do so on its own.\u003c\/p\u003e\n\n\u003ch3\u003eQ2: Why is the Thyro-Tabs 0.5 mg white tablet considered a mid-range strength?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAns:\u003c\/strong\u003e Thyro-Tabs Canine is available in nine strengths from 0.1 mg through 1.0 mg. The 0.5 mg white tablet sits at the middle of this range, making it the typical starting point for medium-sized dogs whose initial weight-based calculation or early bloodwork places their daily T4 need around this level.\u003c\/p\u003e\n\n\u003ch3\u003eQ3: How long after giving the levothyroxine tablet should blood be drawn to check T4 levels?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAns:\u003c\/strong\u003e Blood for serum TT4 monitoring should be drawn 4 to 6 hours after the dose is administered, as this timing reflects peak drug absorption and gives the most accurate picture of whether the current dose is delivering the right level of thyroid hormone supplementation for the dog.\u003c\/p\u003e\n\n\u003ch3\u003eQ4: Does a diabetic dog on insulin need special monitoring when starting Thyro-Tabs levothyroxine?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAns:\u003c\/strong\u003e Yes. Levothyroxine replacement affects glucose metabolism, which may shift how much insulin a diabetic dog needs to stay regulated. Once thyroid therapy begins, insulin dosing should be monitored closely by the veterinarian and adjusted based on regular blood glucose assessments throughout the treatment period.\u003c\/p\u003e\n\n\u003ch3\u003eQ5: Can the Thyro-Tabs 0.5 mg white tablet be split in half for my dog?\u003c\/h3\u003e\n\u003cp\u003e\u003cstrong\u003eAns:\u003c\/strong\u003e Yes. The 0.5 mg tablet is scored, allowing it to be split cleanly in half when the prescribed amount calls for a partial tablet. Any splitting should follow the veterinarian's specific instruction, as the correct dose is based on the dog's individual body weight and monitored TT4 response.\u003c\/p\u003e\n\n\u003ch2\u003eClinical Research\u003c\/h2\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.msdvetmanual.com\/endocrine-system\/the-thyroid-gland\/hypothyroidism-in-animals\" title=\"Hypothyroidism in animals - endocrine system - msd veterinary manual\" aria-label=\"Visit a webpage about Hypothyroidism in animals - endocrine system - msd veterinary manual\"\u003ehttps:\/\/www.msdvetmanual.com\/endocrine-system\/the-thyroid-gland\/hypothyroidism-in-animals\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/www.petmd.com\/dog\/conditions\/endocrine\/c_dg_hypothyroidism\" title=\"Hypothyroidism in dogs | petmd\" aria-label=\"Visit a webpage about Hypothyroidism in dogs | petmd\"\u003ehttps:\/\/www.petmd.com\/dog\/conditions\/endocrine\/c_dg_hypothyroidism\u003c\/a\u003e\u003c\/p\u003e\n\u003cp\u003e\u003ca href=\"https:\/\/dailymed.nlm.nih.gov\/dailymed\/index.cfm\" title=\"Dailymed\" aria-label=\"Visit a webpage about Dailymed\"\u003ehttps:\/\/dailymed.nlm.nih.gov\/dailymed\/fda\/fdaDrugXsl.cfm?setid=38005382-289a-4293-b58e-b1cda8bc228\u003c\/a\u003e\u003c\/p\u003e","brand":"Lloyd","offers":[{"title":"1 tablet","offer_id":41776545267873,"sku":"510164-1","price":1.0,"currency_code":"CAD","in_stock":true},{"title":"30 tablets","offer_id":44489934471329,"sku":"510164-30","price":7.0,"currency_code":"CAD","in_stock":true},{"title":"60 tablets","offer_id":44489934504097,"sku":"510164-60","price":14.0,"currency_code":"CAD","in_stock":true},{"title":"120 tablets","offer_id":41776545235105,"sku":"510164","price":26.0,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0593\/2446\/5313\/files\/thyro-tabs-levothyroxine-sodium-for-dogs-0-5-mg-30-tablets-pet-168.jpg?v=1777731508","url":"https:\/\/hordypaw.shop\/en-ca\/products\/thyro-tabs-for-dogs-0-5-mg","provider":"HardyPaw","version":"1.0","type":"link"}