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Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules

Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules are meticulously crafted to provide a consistent and controlled release of liothyronine, the active ingredient. Utilizing Methocel E4M, a sophisticated controlled-release polymer, these capsules are engineered to dispense the medication gradually over an extended timeframe. This advanced formulation is designed to maintain steady therapeutic levels of the hormone, thereby minimizing the need for frequent dosing and enhancing patient adherence to the treatment regimen.

These capsules are indicated for the management of hypothyroidism, a condition where the thyroid gland is underactive and does not produce sufficient thyroid hormone. By delivering liothyronine in a slow-release manner, the capsules help to normalize thyroid levels, thereby alleviating the symptoms associated with this disease state. Additionally, they may be used in the treatment of specific thyroid disorders such as myxedema coma and goiter, providing a steady-state delivery that is crucial for managing these conditions effectively.

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Liothyronine Sodium
Slow Release Capsules
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Formula Information

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Liothyronine is a synthetic form of triiodothyronine (T3), a thyroid hormone that is used to treat various conditions such as hypothyroidism, myxedema coma, and certain types of depression. It is particularly beneficial for patients who do not respond well to levothyroxine (T4) alone. The active ingredient in our Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules is carefully compounded with Methocel E4M, a high-viscosity grade hydroxypropyl methylcellulose (HPMC) that serves as a controlled-release polymer. This formulation is designed to release liothyronine gradually over an extended period, which helps maintain steady hormone levels in the body, mimicking the natural secretion of thyroid hormones.

The slow-release mechanism of Methocel E4M provides several therapeutic advantages. It ensures a more consistent serum concentration of the hormone, avoiding the peaks and troughs that can be associated with immediate-release formulations. This can lead to a reduction in side effects and an improvement in overall efficacy. For patients, this means potentially fewer symptoms of hypothyroidism throughout the day and a lower risk of overtreatment, which can lead to symptoms of hyperthyroidism. For prescribers, the slow-release formulation allows for once-daily dosing, which can improve patient compliance compared to multiple daily doses required with immediate-release products.

Our Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules are compounded with precision and care at Bayview Pharmacy, ensuring that each capsule meets the required specifications for dose uniformity and drug release. This formulation is ideal for patients who require a steady release of liothyronine to manage their condition effectively. It is important to note that thyroid hormone therapy should be tailored to the individual, and regular monitoring of thyroid function tests is necessary to adjust the dose accordingly.

For patients and prescribers interested in our Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules, we encourage you to reach out to us with any questions or concerns. Our team of compounding pharmacists is dedicated to providing comprehensive support and guidance to ensure the best possible outcomes for those under our care.

Drug Interactions

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Liothyronine is a synthetic form of the thyroid hormone triiodothyronine (T3) and is used to treat hypothyroidism, a condition where the thyroid gland does not produce enough thyroid hormone. It is also used in the management of myxedema coma and sometimes in the treatment of thyroid cancer. The slow-release formulation of liothyronine 25 mcg in Methocel E4M (hydroxypropyl methylcellulose) is designed to maintain a steady level of the hormone in the body, which is crucial for patients requiring a consistent therapeutic effect.

When considering drug interactions, it is important to note that liothyronine's metabolism can be affected by a variety of substances. Drugs that induce hepatic enzyme activity, such as phenobarbital, rifampin, and carbamazepine, can increase the clearance of thyroid hormones and may necessitate a dosage adjustment. Conversely, inhibitors of hepatic enzymes, such as sertraline, chloroquine, and propranolol, can decrease the clearance of thyroid hormones, potentially leading to an increased effect or toxicity.

Additionally, liothyronine may interact with antidiabetic medications, requiring close monitoring of blood glucose levels and possible adjustment of antidiabetic therapy. Thyroid hormones can increase the effects of anticoagulants, such as warfarin, which may necessitate a reduction in the anticoagulant dose to prevent bleeding complications. Patients should also be aware that liothyronine can reduce the effectiveness of digitalis glycosides, and cardiac function should be monitored when these drugs are used concurrently.

It is also important to consider the impact of liothyronine on serum concentrations of other drugs. For example, thyroid hormones may increase the requirements for insulin or oral hypoglycemic agents. Estrogen-containing oral contraceptives and estrogen replacement therapy can increase thyroxine-binding globulin (TBG) levels, which may reduce the effectiveness of liothyronine, necessitating a dosage adjustment. Conversely, androgens and anabolic steroids may decrease TBG levels, potentially leading to an increased effect of liothyronine.

Patients should be advised to avoid taking calcium and iron supplements, antacids, and bile acid sequestrants within four hours of liothyronine, as these can reduce the absorption of the hormone. Foods such as soybean flour, cottonseed meal, walnuts, dietary fiber, and grapefruit juice may also decrease the absorption and efficacy of liothyronine.

It is crucial for patients and prescribers to be aware of these potential interactions and to monitor for clinical signs of thyroid hormone excess or deficiency, adjusting the dose of liothyronine as necessary. Regular monitoring of thyroid function tests is recommended to ensure the appropriate therapeutic levels are maintained. If you have any questions or require further information regarding drug interactions with liothyronine 25 mcg Slow Release (MEM4) Oral Capsules, please reach out to us at Bayview Pharmacy for assistance.

How Does it Work

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Liothyronine is a synthetic form of triiodothyronine (T3), a thyroid hormone that is naturally produced by the thyroid gland. This hormone plays a crucial role in regulating the body's metabolic rate, heart and digestive functions, muscle control, brain development, and maintenance of bones. When the thyroid gland does not produce enough T3, it can lead to a condition known as hypothyroidism, which is characterized by symptoms such as fatigue, weight gain, cold intolerance, and depression. Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules are designed to treat hypothyroidism by providing a steady supply of T3 to the body, thereby helping to normalize the body's metabolism and alleviate the symptoms associated with this condition.

The key to the slow release mechanism of these capsules lies in the use of Methocel E4M, which is a brand name for hydroxypropyl methylcellulose (HPMC). HPMC is a semi-synthetic, inert, viscoelastic polymer used widely in pharmaceutical formulations as a controlled-release component. When the capsule is ingested and comes into contact with gastric fluids, Methocel E4M forms a gel-like matrix that swells and gradually releases the active ingredient, liothyronine, into the digestive tract. This controlled-release process ensures a more consistent absorption of the hormone over an extended period, which can help maintain stable blood levels of T3, reduce the potential for side effects, and minimize the peaks and troughs that might be experienced with immediate-release formulations.

For patients, this means that the Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules can potentially offer improved symptom control with once-daily dosing, which is more convenient and can lead to better adherence to the treatment regimen. For prescribers, the slow-release formulation provides a more predictable pharmacokinetic profile, allowing for more consistent management of hypothyroidism. It is important to note that individual patient response to thyroid hormone replacement therapy can vary, and close monitoring of thyroid function tests is necessary to ensure the dose of liothyronine is optimized for each patient.

If you have any questions about the Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules, or if you require further information on how this formulation can benefit your patients, please do not hesitate to reach out to us at Bayview Pharmacy. Our team of compounding pharmacists is dedicated to providing the highest quality of care and is ready to assist with any inquiries you may have.

Other Uses

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The primary use of Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules is in the management of hypothyroidism, where the thyroid gland does not produce sufficient amounts of thyroid hormone. Liothyronine, a synthetic version of the naturally occurring thyroid hormone triiodothyronine (T3), is a critical component in the maintenance of basal metabolic rate, growth, and development. The slow release nature of these capsules, formulated with Methocel E4M, is particularly effective in ensuring consistent serum levels of the hormone, which may benefit those patients experiencing fluctuations in their hormone levels when using immediate-release formulations.

Aside from traditional hypothyroidism treatment, liothyronine has also been used in the management of myxedema coma, a severe form of hypothyroidism, although immediate-release forms are typically preferred due to the urgent nature of treatment. In an off-label capacity, slow release liothyronine capsules may be used in the context of depression management, in which augmentation of antidepressant therapy with thyroid hormones has been observed to improve outcomes in some patients. Some prescribers may also consider the use of liothyronine in the treatment of thyroid cancer to suppress thyroid-stimulating hormone (TSH) levels as part of the therapeutic regimen, although the slow release form may not be the initial treatment of choice. Additionally, the slow release formulation can be advantageous in patients who have undergone thyroidectomy and require a steady supplementation of thyroid hormone.

It is essential for patients and prescribers alike to understand that the use of Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules for conditions other than hypothyroidism is considered off-label and should be based on clinical judgment and the evaluation of individual patient needs. Moreover, due to its potential for serious side effects and interactions with other medications, Liothyronine should be prescribed with caution. This slow release formulation provides a way to maintain stable blood levels of the hormone, potentially reducing side effects associated with peak doses and improving compliance in patients who find it difficult to adhere to multiple daily dosing schedules.

While the mainstay of Liothyronine therapy is for thyroid hormone replacement, its use in diverse clinical scenarios underscores the need for individualized patient care and the importance of ongoing monitoring and collaboration between healthcare providers. If you have any questions about Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules or their potential uses, please reach out to us at Bayview Pharmacy. Our team of compounding pharmacists is committed to providing comprehensive information and guidance to support the effective use of this medication.

Frequently Asked Questions

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What is Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules?

Liothyronine 25 mcg Slow Release (MEM4) Oral Capsules is a medication that provides a controlled release of the active ingredient, Liothyronine, which is a synthetic form of the thyroid hormone triiodothyronine (T3). These capsules are designed to release the medication gradually over an extended period, providing sustained therapeutic effects.

How does the controlled-release mechanism of Liothyronine Slow Release Capsules work?

The controlled-release mechanism works through the inclusion of Methocel E4M, a type of controlled-release polymer, within the capsule. This polymer forms a matrix that allows the medication to be released gradually and consistently as it passes through the gastrointestinal tract, ensuring a prolonged release profile.

What are the advantages of taking Liothyronine Slow Release Capsules instead of immediate-release options?

Taking Liothyronine Slow Release Capsules offers several advantages such as more stable and consistent blood levels of the medication over time, reduced dosing frequency, better patient compliance, and a potential reduction in the side effects associated with peak dosing concentrations found in immediate-release formulations.

Is Liothyronine Slow Release Capsules suitable for everyone who needs thyroid hormone replacement?

While Liothyronine Slow Release Capsules can be a suitable option for many patients seeking thyroid hormone replacement, they may not be appropriate for everyone. It's important to consult with a healthcare professional to determine if this formulation is the best choice for your specific condition and health profile.

Can I take Liothyronine Slow Release Capsules if I am pregnant?

If you are pregnant or planning to become pregnant, you should discuss the use of Liothyronine Slow Release Capsules with your healthcare provider. Thyroid hormone levels are particularly important during pregnancy, and your physician will determine the best treatment option for you.

How often should I take Liothyronine Slow Release Capsules?

The dosing frequency of Liothyronine Slow Release Capsules can vary depending on individual medical conditions and treatment goals. However, due to the slow-release design, these capsules are generally taken less frequently than immediate-release forms. Follow the dosing instructions provided by your healthcare professional or pharmacy.

Can I split or crush the Liothyronine Slow Release Capsules if I have trouble swallowing pills?

No, you should not split or crush Liothyronine Slow Release Capsules as this could interfere with the controlled-release mechanism of the medication. If you have difficulty swallowing pills, consult with your healthcare provider for alternative treatments or solutions.

What should I do if I miss a dose of Liothyronine Slow Release Capsules?

If you miss a dose of Liothyronine Slow Release Capsules, take the missed dose as soon as you remember. However, if it is close to the time of your next scheduled dose, skip the missed dose and resume your normal dosing schedule. Do not take an extra dose to make up for the missed one. Always consult with your healthcare provider for specific advice regarding missed doses.

Are there any potential side effects associated with Liothyronine Slow Release Capsules?

As with any medication, Liothyronine Slow Release Capsules can cause side effects, although not everyone experiences them. Potential side effects may include symptoms of over-replacement like palpitations, nervousness, or insomnia. It is important to contact your healthcare provider if you notice any unusual symptoms after starting this medication.

Can I store Liothyronine Slow Release Capsules in the refrigerator?

Unless instructed otherwise by your healthcare provider or the medication's manufacturer, Liothyronine Slow Release Capsules should be stored at room temperature away from moisture and heat. Do not store the capsules in the refrigerator unless specifically recommended. Always check the label for proper storage instructions.

Will I need to have my thyroid levels checked regularly while taking Liothyronine Slow Release Capsules?

Yes, regular monitoring of thyroid hormone levels is necessary to ensure the dosage of Liothyronine Slow Release Capsules is appropriate and effective for your condition. The frequency of these tests will be determined by your healthcare provider based on your individual treatment plan.

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Formulas and/or material listed are not to be interpreted as a promise, guarantee or claim of therapeutic efficacy or safety. The information contained herein is not intended to replace or substitute for conventional medical care, or encourage its abandonment. Every patient is unique, and formulas should be adjusted to meet their individual needs.

No compounded medications are reviewed by the FDA for safety or efficacy.