Continuous Processing. Continuous Evolution

08 Oct 2024 | Magazine | Contributor(s): Douglas Hausner

Continuous processing for small molecule products has been a hot topic for years, but where does the industry stand with it today? We speak with Doug Hausner, Senior Manager, Continuous Manufacturing, Oral Solid Dose, Pharma Services at Thermo Fisher Scientific, to find out.

Pharmaceutical Continuous Manufacturing: Content Uniformity With PAT And RTR

16 Sep 2024 | Website | Contributor(s): Richard Steiner

In pharmaceutical continuous manufacturing (PCM), technical solutions ensuring critical quality attributes for content uniformity and unit dose exist for online, in-line, and at-line measurements. Process analytical technology (PAT) allows in-line measurement and control of critical process...

The Use of a Closed Feed Frame for the Development of Near-Infrared Spectroscopic Calibration Model to Determine Drug Concentration

23 Jul 2024 | Peer-reviewed journal | Contributor(s): Movilla-Meza, Nathaly A., Sierra-Vega, Nobel O., Alvarado-Hernández, Bárbara B., Méndez, Rafael, Romañach, Rodolfo J.

Purpose: This study evaluates the use of the closed feed frame as a material sparing approach to develop near-infrared (NIR) spectroscopic calibration models for monitoring blend uniformity. The effect of shear induced by recirculation on NIR spectra was also studied. Methods: Calibration models...

Delta-mannitol to enable continuous twin-screw granulation of a highly dosed, poorly compactable formulation

23 Jul 2024 | Peer-reviewed journal | Contributor(s): Vanhoorne, V., Almey, R., De Beer, T., Vervaet, C.

In current study, it was investigated if the moisture-mediated polymorphic transition from δ- to β-mannitol during twin screw granulation (TSG) also took place in high drug loaded formulations and if the specific granule morphology associated with the polymorphic transition could enable tableting...

Cleaning of direct compression continuous manufacturing equipment through displacement of API residues by excipients

23 Jul 2024 | Peer-reviewed journal | Contributor(s): Patel, Dhavalkumar S, Méndez, Rafael, Romañach, Rodolfo J

This feasibility study evaluates a cleaning process designed to avoid the use of detergents and reduce operator exposure to the active pharmaceutical ingredient (API). The continuous manufacturing equipment was cleaned using excipients to displace ibuprofen residues from the system. The cleaning...

Blend uniformity monitoring in a continuous manufacturing mixing process for a low-dosage formulation using a stream sampler and near infrared spectroscopy

19 Jul 2024 | Peer-reviewed journal | Contributor(s): Rodolfo Romanach, Raúl S. Rangel-Gil, Juan M. Nasrala-Álvarez, Rafael Méndez

Continuous manufacturing has the potential to offer several benefits for the production of oral solid dosage forms, including reduced costs, low-scale equipment, and the application of process analytical technology (PAT) for real-time process control. This study focuses on the implementation of...

Control oriented modeling of twin-screw granulation in the ConsiGmaTM-25 production plant

09 Jul 2024 | Peer-reviewed journal | Contributor(s): Johannes Khinast, Martin Horn, Jakob Rehrl, Selma Celikovic, Johannes Poms

ConsiGmaTM-25 is a continuous production plant integrating a twin-screw granulation, fluid bed drying, granule conditioning, and a tableting unit. The particle size distribution (PSD), active pharmaceutical ingredient (API) content, and liquid content of wet granules after twin-screw...

Development and Application of Control Concepts for Twin-Screw Wet Granulation in the ConsiGmaTM-25: Part 2 Granule Size

04 Jun 2024 | Peer-reviewed journal | Contributor(s): Selma Celikovic, Johannes Poms, Johannes Khinast, Martin Horn, Jakob Rehrl

Traditional operation modes, such as running the production processes at constant process settings or within a narrow design space, do not fully exploit the advantages of continuous pharmaceutical manufacturing. Integrating Quality by Control (QbC) algorithms as a standard component of...

A Focused and Flexible Analytical Strategy is Key to Unlocking the Benefits of Continuous Manufacturing

11 Apr 2024 | Website | Contributor(s): Bikash Chatterjee

Continuous manufacturing processes promise shorter manufacturing cycle times without the need for intermediate storage, sampling testing and release of intermediate process steps, and shorter product release times through the intelligent application of in-line and at-line testing strategies....

Innovation and Continuous Improvement in Pharmaceutical Manufacturing

28 Mar 2024 | Document | Contributor(s): Ajaz Hussain (Chairperson) Raafat Fahmy (CVM), William Bargo (CVM), Robert Coleman, Robert (ORA), Elise Murphy (ORA), Frank Holcombe Jr (CDER), Chris Watts (CDER), See Lam (CDER), Jon Clark (CDER), Christopher Joneckis (CBER), John Dietrick (CDER), Diana Kolaitis (ORA), Vilayat Sayeed (CDER), Mai Huynh (CVM), Norman Schmuff (CDER), Andrew Chang (CBER)

The PAT Team and Manufacturing Science Working Group Report: A Summary of Learning, Contributions and Proposed Next Steps for Moving towards the "Desired State" of Pharmaceutical Manufacturing in the 21st Century

A Perspective on Quality by Design: A Preclinical Opportunity

28 Mar 2024 | Document | Contributor(s): Ajaz S. Hussain

A Shared Vision for Pharmaceutical Development and Manufacturing in the 21st Century: Contributions of the PAT Initiative

28 Mar 2024 | Document | Contributor(s): Ajaz S. Hussain

The Subcommittee on Process Analytical Technologies (PAT): Closing Remarks

28 Mar 2024 | Document | Contributor(s): Ajaz S. Hussain

The Process Analytical Technology Initiative: PAT and the Pharmacopeias

28 Mar 2024 | Document | Contributor(s): Ajaz S. Hussain

The PAT Initiative A part of the Pharmaceutical Quality for the 21st Century Initiative  PAT and the USP Opportunities for the USP to support the PAT Framework

Utilizing PAT to Monitor and Control Bulk Biotech Processes

27 Mar 2024 | Document | Contributor(s): Rick E. Cooley

1.What is and isn’t PAT? 2.Implementing PAT in Manufacturing: What does it take? 3.Characteristics of bulk, biotech API processes 4.Why PAT? 5.Review of PAT technologies utilized 6.PAT application examples

Continuous Manufacturing for Pharmaceutical Solid Dosage Forms (On-Demand)

31 Jan 2024 | Seminars | Contributor(s): Atul Dubey, Fernando Muzzio, Gerardo Callegari, Lucy L. Botros, Ravendra Singh, James Scicolone, Andres Roman, Sonia Modarres Razavi

Course Description: This self-paced curriculum contains fourteen self-paced modules and three recordings of live virtual education on Pharmaceutical Continuous Manufacturing (PCM). Learners will have access to the following: A recording of the introductory session covering topics such as...

Quality & Regulatory Solutions for PAT in Continuous Manufacturing

04 Jan 2024 | Magazine | Contributor(s): Gabriella Dahlgren, Kevin A. Macias, Antonio R. Moreira, Duncan R. Thompson, Christoph Herwig, Robert Dream

Process analytical technology (PAT) is perceived as the main enabler for a robust control strategy with continuous manufacturing (CM) because process analytical technology can aid in implementing continuous manufacturing throughout the entire life cycle. This article discusses quality and...

WHAT are sampling errors-and WHAT can we do about them? Part 1

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Romañach, Rodolfo J., Joubert Castro, Aidalu, Esbensen, Kim H

The objective of this column is to provide easy-to-understand examples of sampling errors. Prompted by recent participationsand presentations at on-line conferences and meetings, we believe there is a need for a more fulfilling introduction andexemplification of the concept and real-world...

Variographic analysis: A new methodology for quality assurance of pharmaceutical blending processes

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Sánchez-Paternina, Adriluz, Sierra-Vega, Nobel O., Cárdenas, Vanessa, Méndez, Rafael, Esbensen, Kim H., Romañach, Rodolfo J.

Analytical methods for real time monitoring of pharmaceutical blending processes are thoroughly validated but not the sampling methods. Variographic analysis was investigated as a method to determine the sampling and analytical errors when the drug concentration of pharmaceutical powder blends is...

Visualization and understanding of the granulation liquid mixing and distribution during continuous twin screw granulation using NIR chemical imaging

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Vercruysse, Jurgen, Toiviainen, Maunu, Fonteyne, Margot, Helkimo, Niko, Ketolainen, Jarkko, Juuti, Mikko, Delaet, Urbain, Van Assche, Ivo, Remon, Jean Paul, Vervaet, Chris, De Beer, Thomas

Over the last decade, there has been increased interest in the application of twin screw granulation as a continuous wet granulation technique for pharmaceutical drug formulations. However, the mixing of granulation liquid and powder material during the short residence time inside the screw...

Use of near-infrared spectroscopy to quantify drug content on a continuous blending process: Influence of mass flow and rotation speed variations

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Martínez, Lizbeth, Peinado, Antonio, Liesum, Lorenz, Betz, Gabriele

The aim of this study was to develop a quantitative Near-Infrared (NIR) method which monitors the homogeneity of a pharmaceutical formulation coming out of a continuous blender. For this purpose, a NIR diode array spectrometer with fast data acquisition was selected. Additionally, the dynamic...

Using PAT to accelerate the transition to continuous API manufacturing

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Gouveia, Francisca, Rahbek, Jesper, Mortensen, Asmus, Pedersen, Mette, Felizardo, Pedro, Bro, Rasmus, Mealy, Michael

Significant improvements can be realized by converting conventional batch processes into continuous ones. The main drivers include reduction of cost and waste, increased safety, and simpler scale-up and tech transfer activities. Redesigning the process layout offers the opportunity to incorporate...

Use of Terahertz-Raman Spectroscopy to Determine Solubility of the Crystalline Active Pharmaceutical Ingredient in Polymeric Matrices during Hot Melt Extrusion

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Bordos, E, Islam, MTFlorence, AJ, Halbert, GW, Robertson, J

Polymer-based amorphous solid dispersions (ASDs) comprise one of the most promising formulation strategies devised to improve the oral bioavailability of poorly water-soluble drugs. Exploitation of such systems in marketed products has been limited because of poor understanding of physical...

Using Residence Time Distributions (RTDs) to Address the Traceability of Raw Materials in Continuous Pharmaceutical Manufacturing

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Engisch, William, Muzzio, Fernando

Continuous processing in pharmaceutical manufacturing is a relatively new approach that has generated significant attention. While it has been used for decades in other industries, showing significant advantages, the pharmaceutical industry has been slow in its adoption of continuous processing,...

Use of the channel fill level in defining a design space for twin screw wet granulation

09 Jun 2023 | Peer-reviewed journal | Contributor(s): Gorringe, L. J., Kee, G. S., Saleh, M. F., Fa, N. H., Elkes, R. G.

Twin screw wet granulation is a key process in the continuous manufacture of oral solid dosage forms. Previous Research Article has qualitatively suggested that the channel fill level influences the granules produced. In this paper a quantitative measure of the total volumetric fraction of the...