• Posted in: Blog
  • By ProMed Staff

Micronized particles have emerged as a groundbreaking approach for targeted drug delivery in modern medicine. These finely ground substances are designed to improve the efficacy and precision of medications to reach specific areas within the body with minimal side effects. This innovative technology has the potential to transform treatment methods, providing new hope for patients and healthcare providers by improving the effectiveness of medical treatments.

This article explores the innovative use of micronized particles for the delivery of drugs, focusing on the science, applications, and innovations behind these particles.

Micronized Particle Production Methods for Drug Delivery

Here are the advanced production methods that leverage the unique properties of micronized particles to enhance drug delivery:

Jet Milling

This method uses high-velocity gas streams to grind particles to micron size, enhancing drug surface area and bioavailability. Micronized particles ensure uniform dispersion in formulations for consistent dosing and improved drug absorption.

Ball Milling

A rotating cylinder with grinding media breaks down drug particles into micron sizes in ball milling. This increases the surface area and improves the dissolution rate and bioavailability, making the drug more effective at lower doses.

Cryogenic Milling

Cryogenic milling makes brittle substances easier to mill into micron-sized particles by operating at very low temperatures. The resulting particles have higher surface energy and better solubility, which are crucial for drugs with poor water solubility.

Spray Drying

Spray drying involves spraying a drug solution into a hot chamber, where the solvent evaporates, leaving behind micronized particles. This process produces uniform and highly dispersible particles to improve drug stability and bioavailability.

Rapid Expansion of Supercritical Solutions (RESS):

In RESS, a supercritical fluid solution of the drug rapidly expands through a nozzle, which causes micronized particles to precipitate. These highly pure particles with controlled sizes enhance the drug’s absorption.

Supercritical Anti-Solvent (SAS)

SAS uses a supercritical fluid as an anti-solvent to precipitate the drug out of the solution in a micronized form. The method produces fine particles with high surface area, which can significantly improve the drug’s dissolution rate.

Solvent/Anti-Solvent Precipitation

This technique involves dissolving the drug in a solvent and precipitating it by adding a non-solvent. Such micronized particles have enhanced surface area and improved drug solubility.

High-Pressure Homogenization

Forcing the drug solution through a narrow, high-pressure gap creates fine particles. The resulting micronized particles have enhanced dissolution rates, making the drug more effective at lower doses.

Applications in Medicine

Listed below are the applications of micronized particles that illustrate their benefits in drug delivery:

Cancer Treatment

Micronized particles enable targeted delivery of chemotherapy drugs directly to cancer cells, improving drug efficacy and minimizing damage to healthy tissues. Their ability to penetrate tumors more effectively enhances drug distribution, while controlled-release formulations reduce the need for frequent dosing. This approach leads to reduced side effects and improved patient compliance.

Respiratory Therapies

Fine particles for inhaled medications enable deeper lung penetration and enhanced bioavailability to improve drug efficacy for asthma and COPD. Better lung deposition ensures refined therapeutic outcomes while reducing systemic side effects.

Personalized Medicine

Micronized particles can be customized for individual patients to optimize drug formulations based on specific needs and genetic profiles. This personalized approach minimizes side effects by ensuring targeted drug delivery and precise dosing.

Future Prospects of Micronized Particles for the Delivery of Drugs

These are key points describing the prospects of micronized particles in drug delivery:

  • Advanced formulation techniques: Nanotechnology and advanced spray drying are expected to improve the production and stability of micronized particles to enhance drug delivery systems.
  • Personalized medicine: Micronized particles enable precise dosing and targeted delivery, which is crucial for tailored treatments based on individual patient needs.
  • Improved drug delivery systems: Innovations in drug delivery systems — such as inhalers, injectables, and transdermal patches — can benefit from micronized particles by improving the convenience of drug administration.
  • Combination therapies: Combining multiple drugs into a single micronized formulation can enhance therapeutic outcomes and simplify treatment regimens, particularly for chronic conditions.
  • Biologics and complex molecules: Micronized particles can be leveraged to administer biologics and complex molecules, which are challenging to deliver through other means due to their size.

Elevate Therapeutic Results With ProMed’s Micronized Particle Solutions!

ProMed harnesses micronized particles for drug delivery, utilizing cutting-edge manufacturing methods and nanotechnology to guarantee effectiveness. Our wide array of services ensures we meet the program’s requirements seamlessly. You can also rely on us to boost therapeutic results and simplify your drug delivery systems.

Contact us today or request a quote to achieve excellence in pharmaceutical manufacturing!