Thyro-Tab® Tablets for Canine Hypothyroidism

Thyro-Tab is a veterinary levothyroxine tablet used to treat hypothyroidism in dogs. It replaces deficient thyroid hormone to help normalize metabolism and support overall health. You can access Canadian pricing with US delivery from Canada, including options that work without insurance.

What Thyro-Tab Is and How It Works

Thyro-Tab® contains levothyroxine sodium, a synthetic form of thyroxine (T4). In the body, T4 converts to triiodothyronine (T3), the active thyroid hormone that regulates metabolism, heart function, skin, and coat health. When thyroid hormone is low, carefully dosed replacement can restore physiologic levels over time.

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Veterinarians use this medicine for confirmed hypothyroidism after appropriate testing. The goal is steady hormone replacement with regular monitoring. If your dog is starting therapy, your veterinarian will outline follow-up tests to assess response.

Some owners search for Hypothyroidism treatments and broader endocrine options. You can also review our Endocrine Thyroid category for related items.

For clarity, thyro tabs canine refers to veterinary-specific levothyroxine tablets used in dogs. This product is formulated for predictable dosing and palatability.

Who It’s For

This treatment is for dogs diagnosed with primary hypothyroidism. Typical signs of the condition may include low energy, weight gain, skin or coat changes, and intolerance to cold. Diagnosis requires veterinary examination and laboratory testing.

Dogs with untreated adrenal insufficiency, known as Addison’s disease, should be stabilized before starting therapy. Use caution in dogs with significant heart disease, high blood pressure, or diabetes. Discuss use in pregnant or nursing dogs with your veterinarian, as monitoring needs may differ.

In some references, you may see thyrotabs canine used to describe veterinary levothyroxine. Regardless of brand name, dosing and monitoring follow veterinary guidance.

Dosage and Usage

Dosing is individualized based on your dog’s weight, clinical status, and lab results. Many dogs receive the tablets once or twice daily. Your veterinarian may adjust the schedule after follow-up thyroid level checks.

Give with or without food, but keep the method consistent from day to day. If your dog eats a high-fiber diet or receives mineral supplements, ask your veterinarian about timing, as these can affect absorption. Tablets are scored to help with accurate splitting when prescribed.

Follow the prescribed plan exactly and keep routine rechecks as advised on the label. Do not change dose without veterinary input. For dosing questions, your veterinarian should provide specific guidance based on test results and observed response.

Owners sometimes ask about thyro tabs canine dosage. Because needs vary, your veterinarian is the best source for a safe, tailored plan.

Strengths and Forms

These are scored oral tablets formulated for dogs. Availability may vary by pharmacy. Commonly published strengths include:

• 0.1 mg
• 0.2 mg
• 0.3 mg
• 0.4 mg
• 0.5 mg
• 0.6 mg
• 0.7 mg
• 0.8 mg
• 1.0 mg

Veterinarians choose a strength that matches your dog’s weight-based dose and adjustment needs.

Missed Dose and Timing

If you miss a dose, give it when you remember unless it is close to the next scheduled dose. If it is near the next dose, skip the missed one and resume the regular schedule. Do not double up doses.

If your dog refuses a dose, try again later the same day unless it would crowd the next dose. For repeated problems giving tablets, ask your veterinarian for administration tips.

Some owners refer to a dose as a thyro tab. Always follow the label and your veterinarian’s instructions for timing and total daily amount.

Storage and Travel Basics

Store tablets at room temperature in a dry place away from light. Keep the bottle tightly closed and out of reach of children and animals. Use child-resistant caps and avoid pill organizers if there is a risk of accidental access.

When traveling, keep the original labeled container in your carry-on bag. Bring a copy of the prescription or a recent clinic invoice. Maintain a consistent dosing schedule when changing time zones by consulting your veterinarian. If your dog takes other endocrine medicines, carry enough for the full trip plus a buffer.

For related endocrine topics, review our overview on the Endocrine System.

Benefits

Consistent thyroid replacement can help normalize your dog’s metabolism. Many dogs show improved energy, activity, and coat quality as levels stabilize. Weight and skin changes are often part of the clinical picture and may show qualitative improvement with sustained therapy.

Scored tablets allow accurate splitting when prescribed. The range of available strengths supports precise dose adjustments during follow-up.

Side Effects and Safety

Most dogs tolerate levothyroxine well at the prescribed dose. Common effects, especially if the dose is high, can include:

• Restlessness or hyperactivity
• Increased thirst and urination
• Increased appetite
• Panting or pacing
• Vomiting or diarrhea
• Elevated heart rate

Serious effects are uncommon but can include signs of excessive thyroid hormone, such as marked agitation, heat intolerance, collapse, or heart rhythm changes. If you notice severe or persistent symptoms, contact your veterinarian promptly. Dogs with diabetes may require closer monitoring because thyroid hormone changes can affect glycemic control. Learn more about the connection in Diabetes and Thyroid and Thyroid Disease and Diabetes. In some cases, veterinarians also manage diabetes with products like Caninsulin Cartridges when clinically indicated.

Drug Interactions and Cautions

Tell your veterinarian about all medicines and supplements your dog takes. Antacids, calcium, iron, and sucralfate can reduce absorption when given near levothyroxine. Certain anticonvulsants and antibiotics may alter hormone metabolism. Estrogens and some cardiac drugs can influence dosing needs.

Use caution in dogs with significant heart disease; your veterinarian may manage co-therapy with heart drugs such as Vetmedin. If your dog receives long-acting preventives like Proheart 6 or treatment for adrenal conditions such as Zycortal, inform the clinic so they can coordinate monitoring. Do not start, stop, or adjust any medicine without veterinary guidance.

What to Expect Over Time

Response is gradual. As hormone levels stabilize, your dog may show better stamina, a healthier coat, and improved weight management. Your veterinarian will typically check hormone levels after an initial period, then at longer intervals to confirm stability. Ongoing consistency with dose timing, diet, and brand helps support steady results.

If your routine changes, let your clinic know. Adherence and regular follow-up reduce the need for unplanned adjustments and help maintain predictable control.

Compare With Alternatives

Some veterinarians may consider human levothyroxine in certain cases. We carry Synthroid, a brand of levothyroxine tablets, when prescribed by your clinician. Selection depends on veterinary judgment, formulation needs, and monitoring plans.

You can also review other endocrine options in our Endocrine Thyroid category to discuss suitability with your veterinarian.

Pricing and Access

See current options and compare quantities to estimate potential savings. You can review Canadian pricing with US shipping from Canada. Check availability by strength and confirm what matches your prescription.

For payment flexibility, you can use standard online methods at checkout. Our platform supports encrypted checkout for added security. If you need a refill, place your order early to allow time for prescription verification.

Availability and Substitutions

Supply varies by strength. If a requested strength is unavailable, your prescriber may recommend a therapeutically equivalent strength with adjusted tablet count or a different levothyroxine product. Manufacturer and formulation should remain consistent when possible to support stable levels.

Some customers refer to the product as lloyd thyro tabs. Labeling and tablet strength selection should follow your veterinarian’s guidance.

Patient Suitability and Cost-Saving Tips

This medicine may be suitable for adult or senior dogs with confirmed hypothyroidism. Puppies and breeding animals require individualized oversight. Dogs with cardiac disease, untreated adrenal insufficiency, or poorly controlled diabetes may need additional monitoring before and after starting therapy.

To manage costs, ask your veterinarian about multi-month prescriptions and whether a consistent tablet strength can limit partial tablet use. You can set calendar reminders for refills to avoid gaps. Review broader pet needs in our Pet Medications category, and consult the condition overview for Hypothyroidism.

Questions to Ask Your Clinician

• Diagnosis confirmation and target hormone range
• Starting dose, schedule, and timing with food
• Monitoring plan and follow-up lab checks
• What to do if appetite, weight, or behavior changes
• How to time other medicines or supplements
• Plan if a specific tablet strength is unavailable

Authoritative Sources

For official information, see the manufacturer and regulatory resources below:

• Lloyd Inc. product page with prescribing and safety details
• FDA Animal Drugs database listing for veterinary levothyroxine

Ready to order? You can upload your prescription and complete checkout with prompt, express shipping and temperature-controlled handling when required.

Medical disclaimer: This content is for informational purposes only and is not a substitute for professional medical advice.