Description

T4 (Levothyroxine Sodium)

Product Overview

T4, also known as Levothyroxine Sodium, is a synthetic form of the naturally occurring thyroid hormone thyroxine (T4). It is widely studied for its essential role in regulating metabolism, growth, development, and energy homeostasis. Within the body, T4 is converted into the biologically active hormone triiodothyronine (T3), which influences numerous physiological processes. Researchers investigate T4 in thyroid physiology, endocrine function, metabolic regulation, cardiovascular health, and cellular energy metabolism. T4 is intended for laboratory, scientific research, and approved clinical applications where applicable.

Key Features

  • Synthetic thyroid hormone (T4)
  • Active ingredient: Levothyroxine Sodium
  • High-purity pharmaceutical-grade compound
  • Widely studied in endocrine and metabolic research
  • Suitable for laboratory and scientific applications
  • Available in multiple tablet strengths

How It Works

Levothyroxine Sodium functions as a prohormone that is converted into the active thyroid hormone T3 within body tissues. It binds to thyroid hormone receptors, regulating gene expression involved in metabolism, protein synthesis, oxygen consumption, thermogenesis, and cellular growth. Researchers study its physiological role in maintaining normal metabolic function and endocrine balance.

Research Applications

T4 is commonly studied in research involving:

  • Thyroid hormone biology
  • Endocrine pharmacology
  • Metabolic regulation
  • Energy expenditure
  • Thermogenesis
  • Growth and development
  • Cardiovascular physiology
  • Mitochondrial function
  • Cellular metabolism
  • Hormonal homeostasis

Specifications

Property Details
Product Name T4 (Levothyroxine Sodium)
Active Ingredient Levothyroxine Sodium
Drug Class Synthetic Thyroid Hormone
Molecular Formula C15H10I4NNaO4
Molecular Weight 798.86 g/mol
Product Form Oral Tablet
Research Category Endocrine & Metabolic Research

Physical Properties

  • Appearance: White to off-white tablet
  • Purity: Pharmaceutical Grade
  • Dosage Form: Oral Tablet
  • Stability: Stable under recommended storage conditions

Storage Instructions

  • Store at 20–25°C in a cool, dry place.
  • Protect from excessive heat, moisture, and direct sunlight.
  • Keep the container tightly closed.
  • Store in the original packaging.
  • Keep out of reach of children.

Packaging Information

Available packaging options may include:

  • 25 mcg Tablets
  • 50 mcg Tablets
  • 75 mcg Tablets
  • 100 mcg Tablets
  • 125 mcg Tablets
  • 150 mcg Tablets
  • Blister Packs
  • Bottle Packaging

Quality Assurance

Each production batch undergoes comprehensive quality control testing for:

  • Identity verification
  • Active ingredient assay
  • Purity analysis
  • Dissolution testing
  • Stability assessment
  • Batch-to-batch consistency

Precautions

  • Use only under the supervision of a qualified healthcare professional where applicable.
  • Store according to the recommended conditions.
  • Keep out of reach of children.
  • Handle using appropriate laboratory safety procedures for research applications.
  • Dispose of materials according to applicable regulations.

Shelf Life

Shelf life depends on storage conditions and manufacturer specifications. Refer to the product label or Certificate of Analysis (COA) for expiration details and recommended storage requirements.

Frequently Asked Questions (FAQs)

What is T4?

T4 (Levothyroxine Sodium) is a synthetic form of the thyroid hormone thyroxine that serves as a precursor to T3 and is widely studied in endocrine, metabolic, and thyroid physiology research.

What research areas commonly use T4?

Researchers commonly investigate T4 in thyroid hormone biology, endocrine pharmacology, metabolism, thermogenesis, cardiovascular physiology, mitochondrial function, cellular metabolism, and hormonal regulation.

How should T4 be stored?

Store at 20–25°C in a cool, dry place, protected from heat, moisture, and direct sunlight. Keep the container tightly closed.

Is a Certificate of Analysis (COA) available?

Most pharmaceutical manufacturers and research-grade suppliers provide a Certificate of Analysis (COA) with each production batch to verify identity, purity, potency, and overall product quality.