Tag: Controlled release

In the United States, about one-third of the top 200 most prescribed drugs are modified-release products [1.9.1]. When you see a medication name followed by letters like XL, it answers the question of **what does XL stand for in drugs**: it signifies an 'extended-release' formulation designed for prolonged action [1.2.1, 1.3.3].

Originally synthesized to overcome some limitations of its predecessor, povidone, copovidone has emerged as a cornerstone excipient in modern pharmaceutical formulation. This article explores what is the role of copovidone, delving into its multifunctional applications that enhance drug stability, manufacturability, and performance.

While medication abbreviations often lack standardization, XT can frequently denote an extended-release or 'extra time' formulation for tablets. Understanding **what does XT mean in tablets** is vital for proper dosing and safe medication use, as these specialized formulations are designed to control the release of the active ingredient over a longer period.

While Duromine is a brand name containing phentermine, its slow-release formulation is the primary differentiator. This unique delivery method means that while both medications function as appetite suppressants, their effects and usage duration can vary, depending on the specific formulation.

According to one case report, a patient's caregiver grew concerned after repeatedly finding what appeared to be an undigested pill in the patient's stool. This startling discovery is known as a 'ghost pill' and is a common, yet often misunderstood, phenomenon with certain extended-release medications. This article will delve into the pharmacology behind these intact tablet shells and explain why they are not a cause for alarm in most cases.

While pop culture features a “red pill” from *The Matrix* movie, in pharmacology, a **matrix pill** refers to a tablet designed for extended, controlled drug release. This advanced pharmaceutical formulation embeds medication within a polymer framework, allowing for consistent therapeutic drug levels over a prolonged period and improving patient compliance by reducing dosing frequency.

In Canada, Foquest was the first methylphenidate product approved with a 16-hour duration of action, offering a once-daily solution for managing ADHD symptoms. As a central nervous system stimulant, **Foquest** uses a unique multi-layer bead technology to provide sustained release of medication throughout the day.

Did you know that hypromellose, a semi-synthetic polymer derived from natural cellulose, is a key ingredient in everything from artificial tears to controlled-release tablets? The answer to **how does hypromellose work** lies in its unique physical properties, which allow it to act as a lubricant in one context and a time-release agent in another.

Successfully used for over 75 years, Methocel™ is a family of plant-based cellulose ethers that function as versatile excipients in pharmaceutical formulations [1.4.3]. So, what is Methocel and how does it work?

Over the last decade, organogels have gained significant attention in pharmaceutical science due to their unique properties as a drug delivery vehicle, offering improved stability and controlled release over traditional gel formulations. As such, knowing how to use organogel properly is essential for maximizing its therapeutic benefits across various medical applications, from topical treatments to injectable depots.