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Oral Drug Delivery - Functional Polymers

Pharmaceutical innovation demands precision, flexibility, and speed. At Evonik, we offer a comprehensive portfolio of polymer-based functional materials and technologies designed to help you overcome the barriers to oral drug delivery - whether you're working with sensitive APIs, targeting specific regions of the GI tract, or optimizing patient compliance:

EUDRAGIT® functional film coating polymers

Evonik’s EUDRAGIT® functional film coating polymers are the industry standard for oral controlled drug delivery systems. They allow you to design release profiles that match your therapeutic goals - whether that’s immediate action, delayed onset, or sustained release over time. With a proven record for safe applications that spans more than 70 years backed by monographs across all major pharmacopoeias, they are ideal for use with all solid oral dosage forms including multiparticulates, regular or matrix tablets and hard or soft-gel capsules.

EUDRACAP® functional, ready-to-fill coated capsules

EUDRACAP® functional, ready-to-fill coated and pre-locked capsules leverage the functional versatility and safety of EUDRAGIT® for fast oral drug development. They are suitable for the filling of drug forms including powders, pellets and granules, are easy to open and close on standard capsule filling systems.

EUDRATEC® oral drug delivery technology platform

Many of the world’s largest and most innovative pharmaceutical companies trust Evonik to develop, customize and supply innovative, highly flexible oral drug delivery systems that can enable, enhance and differentiate their small molecules and biologics. We have established an extensive portfolio of patent-protected and commercially feasible oral drug delivery systems that are available for narrow licensing. Our extensive capabilities across coating technologies, melt extrusion, matrix formulation and the development of multiple-unit dosage forms can also be leveraged to address other specific medical or regulatory needs that require advanced formulation solutions.


At a glance: Why partner with Evonik for oral drug delivery?

We understand the challenges of oral formulation - from poor solubility and API instability to patient-centric design and regulatory complexity. That’s why we offer more than excipients - we offer solutions.

Partnering with Evonik means:

  • Access to the world’s most trusted pharmaceutical polymers
  • Support from formulation experts and regulatory specialists
  • Integrated CDMO services from concept to commercialization
  • Global manufacturing and supply chain security

Whether you're developing a new product or optimizing an existing one, we’re here to help you go further, faster.

Let’s talk about your next oral drug product

Evonik Industries AG, Darmstadt, 26.07.22, Foto:Tim Wegner

Frequently asked questions (FAQ)

Functional polymers are excipients that do more than bind or fill. They actively control how, when, and where a drug is released in the body. In oral formulations, this means enabling controlled release, targeted delivery, and protection of sensitive APIs.

Controlled release refers to the ability to manage the timing and location of drug release within the gastrointestinal tract. This can improve efficacy, reduce side effects, and enhance patient adherence.

Evonik offers polymers that support:

  • Immediate release: For fast therapeutic action
  • Delayed release: To bypass the stomach and release in the intestine or colon
  • Sustained release: For extended drug activity and reduced dosing frequency

Controlled release is a broader term that includes sustained, delayed, and targeted release. Sustained release specifically refers to maintaining drug levels over time.

Since its introduction in 1954, EUDRAGIT® has helped shape the future of oral drug delivery. With over 23,000 patents and 10,000 scientific publications, it remains the most widely used polymer platform in the industry.

EUDRAGIT® polymers serve a variety of functionalities, such as:

  • pH-triggered solubility for enteric coatings
  • Permeability control for sustained release
  • Taste masking for improved patient experience

Formulators worldwide profit from:

  • Proven performance across thousands of formulations
  • Tailored functionality for different release profiles
  • Regulatory acceptance worldwide
  • Compatibility with all major processing technologies

EUDRACAP® functional capsules combine the protective benefits of EUDRAGIT® coatings with the convenience of pre-locked, ready-to-fill formats. They’re ideal for accelerating development and simplifying formulation of sensitive or targeted therapies.

Available formats include:

  • EUDRACAP® Enteric – protects APIs from gastric acid
  • EUDRACAP® Colon – targets release in the ileo-colonic region
  • EUDRACAP® Preclinic – supports animal studies with seamless scale-up
  • EUDRACAP® Select – customizable capsules with CDMO support

ANY QUESTIONS? JUST CONTACT US.

"Our global team of experts is ready to support you with all questions around our product and service portfolio for oral drug delivery. Contact us to profit from more than 70 years of application know-how!"

Felix Hofmann
Director Formulation & Application Services

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More about our offerings for oral drug delivery

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Oral drug delivery

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EUDRAGIT® functional polymers

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Formulation & development services