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

23 Jul 2024 | 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...

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

23 Jul 2024 | 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...

Process analytics for the new era of continuous RNA manufacturing

23 Jul 2024 | Contributor(s): Botonjic-Sehic, Edita

In this article, Edita Botonjic-Sehic, Head of Process Analytics and Data Science at ReciBioPharm, examines the need for a digitally controlled continuous manufacturing process to correct the shortcomings of the current standard of batch processing. She highlights the critical role in-line...

Using online mass spectrometry to predict the end point during drying of pharmaceutical products

09 Jun 2023 | Contributor(s): Dodda, Aditya G., Saranteas, Kostas, Henson, Michael A.

Drying of active pharmaceutical ingredients (APIs) is an energy-intensive process that is often a manufacturing bottleneck due to the relatively long processing times. A key objective is the ability to determine the drying end point, the time at which all solvent has been evaporated from the...

Using residence time distribution in pharmaceutical solid dose manufacturing–A critical review

09 Jun 2023 | Contributor(s): Bhalode, Pooja, Tian, Huayu Gupta, Shashwat Razavi, Sonia M Roman-Ospino, Andres Talebian, Shahrzad Singh, Ravendra Scicolone, James V Muzzio, Fernando J, Ierapetritou, Marianthi

While continuous manufacturing (CM) of pharmaceutical solid-based drug products has been shown to be advantageous for improving the product quality and process efficiency in alignment with FDA’s support of the quality-by-design paradigm (Lee, 2015; Ierapetritou et al., 2016; Plumb, 2005; Schaber,...

Twin-screw melt granulation: Current progress and challenges

09 Jun 2023 | Contributor(s): Kittikunakorn, Nada, Liu, Tongzhou, Zhang, Feng

Twin-screw melt granulation (TSMG) is a new alternative method for granulation that offers several advantages over wet and dry granulation methods. TSMG has rapidly gained interest over recent years in the pharmaceutical industry. Since it is an inherently continuous process with controlled...

Twin screw granulation - review of current progress

09 Jun 2023 | Contributor(s): Thompson, M. R.

Twin screw granulation (TSG) is a new process of interest to the pharmaceutical community that can continuously wet granulate powders, doing so at lower liquid concentrations and with better product consistency than found by a high shear batch mixer. A considerable body of Research Article has...

Towards a novel continuous HME-Tableting line: Process development and control concept

09 Jun 2023 | Contributor(s): Sacher, Stephan, Celikovic, Selma, Rehrl, Jakob, Poms, Johannes, Kirchengast, Martin, Kruisz, Julia, Sipek, Martin, Salar-Behzadi, Sharareh, Berger, Hannes, Stark, Gerald, Horn, Martin, Khinast, Johannes G.

The objective of this study was to develop a novel closed-loop controlled continuous tablet manufacturing line, which first uses hot melt extrusion (HME) to produce pellets based on API and a polymer matrix. Such systems can be used to make complex pharmaceutical formulations, e.g., amorphous...

Towards 4th industrial revolution efficient and sustainable continuous flow manufacturing of active pharmaceutical ingredients

09 Jun 2023 | Contributor(s): Sagandira, CR, Nqeketo, SMhlana, K, Sonti, T, Gaqa, S, Watts, P

Continuous flow chemistry has opened a new paradigm in both the laboratory and pharmaceutical industry. This review details the recently reported literature on continuous multistep telescoped synthesis of active pharmaceutical ingredients (APIs), inline flow downstream processing, in-process...

Towards a Greener Pharmacy by More Eco Design

09 Jun 2023 | Contributor(s): Baron, M

This review proposes an overview of the main trends explored by the pharmaceutical industry in order to develop a greener and smarter pharmacy minimizing any negative impact to the environment, and using more sustainable processes and drugs. If many drugs have their origin in nature, many active...

The Use of Near-Infrared and Microwave Resonance Sensing to Monitor a Continuous Roller Compaction Process

09 Jun 2023 | Contributor(s): Austin, John, Gupta, Anshu, Mcdonnell, Ryan, Reklaitis, Gintaras V., Harris, Michael T

Roller compaction is commonly used in the pharmaceutical and nutraceutical industries to increase and narrow the size distribution of a particulate material, making it easier to process. Both the moisture content of the material and the density of the roller compacted ribbon affect the uniformity...

The reality of in-line tablet coating

09 Jun 2023 | Contributor(s): Cahyadi, Christine, Chan, Lai Wah, Heng, Paul Wan Sia

The possibility of continuous processing in pharmaceutical tablet manufacturing is hampered by the viscoelastic recovery of tablets post-compaction. Compacted tablets are typically aged before coating to allow complete viscoelastic recovery so as to avoid subsequent coating defects. There has...

The Future of Pharmaceutical Manufacturing Sciences

09 Jun 2023 | Contributor(s): Rantanen, Jukka, Khinast Johannes

The entire pharmaceutical sector is in an urgent need of both innovative technological solutions and fundamental scientific work, enabling the production of highly engineered drug products. Commercial-scale manufacturing of complex drug delivery systems (DDSs) using the existing technologies is...

The Changing Face of Process Development & Chemical Manufacturing - A View from the Regulators on Continuous Manufacturing

09 Jun 2023 | Contributor(s): Wiles, Charolotte

Industry wide there is a drive for resource efficiency and flexibility, to adapt quickly in what is increasingly becoming a volatile, changing marketplace. As the ‘patent cliff’ looms for many high-volume API’s, there is also a shift away from blockbusters towards lower volume, higher potency...

Template-induced nucleation for controlling crystal polymorphism: from molecular mechanisms to applications in pharmaceutical processing

09 Jun 2023 | Contributor(s): Parambil, JV, Poornachary, SKHeng, JYY, Tan, RBH

Over the last two decades, the use of template surfaces to induce heterogeneous crystal nucleation has been explored primarily to address two different goals: first, as an alternative to the conventional seeding technique used for polymorph control and, second, as a technique to promote the...

The Changing Face of Process Development & Chemical Manufacturing - A View from the Regulators on Continuous Manufacturing

09 Jun 2023 | Contributor(s): Wiles, Charolotte

Industry wide there is a drive for resource efficiency and flexibility, to adapt quickly in what is increasingly becoming a volatile, changing marketplace. As the ‘patent cliff’ looms for many high-volume API’s, there is also a shift away from blockbusters towards lower volume, higher potency...

The Concept of Chemical Generators: On-Site On-Demand Production of Hazardous Reagents in Continuous Flow

09 Jun 2023 | Contributor(s): Dallinger, D, Gutmann, B, Kappe, CO

CONSPECTUS: In recent years, a steadily growing number of chemists, from both academia and industry, have dedicated their Research Article to the development of continuous flow processes performed in milli- or microreactors. The common availability of continuous flow equipment at virtually all...

System-wide hybrid MPC–PID control of a continuous pharmaceutical tablet manufacturing process via direct compaction

09 Jun 2023 | Contributor(s): Singh, Ravendra, Ierapetritou, Marianthi, Ramachandran, Rohit

The next generation of QbD based pharmaceutical products will be manufactured through continuous processing. This will allow the integration of online/inline monitoring tools, coupled with an efficient advanced model-based feedback control systems, to achieve precise control of process variables,...

Supervisory Control System for Monitoring a Pharmaceutical Hot Melt Extrusion Process

09 Jun 2023 | Contributor(s): Markl, Daniel, Wahl, Patrick R, Menezes, José C, Koller, Daniel M, Kavsek, Barbara, Francois, Kjell, Roblegg, Evaa, Khinast, Johannes G.

Continuous pharmaceutical manufacturing processes are of increased industrial interest and require uni- and multivariate Process Analytical Technology (PAT) data from different unit operations to be aligned and explored within the Quality by Design (QbD) context. Real-time pharmaceutical process...

Solvothermal Crystallization Kinetics and Control of Crystal Size Distribution of MOF-808 in a Continuous Flow Reactor

09 Jun 2023 | Contributor(s): Bagi, Sujay D., Myerson, Allan S. Román-Leshkov, Yuriy, Román-Leshkov, Yuriy

A fundamental understanding of the crystallization pathways for metal-organic frameworks (MOFs) allows for exploring the untapped combinatorial space of the organic and inorganic building units, creating possibilities to synthesize highly crystalline frameworks with desired physicochemical...

Solid forms of pharmaceuticals: Polymorphs, salts and cocrystals

09 Jun 2023 | Contributor(s): Sarma, B, Chen, JHsi, HY, Myerson, AS

Control and selection of the properties of active pharmaceutical ingredients is a crucial part of the drug development process. One major part of this process is the selection of an appropriate solid form. This review will discuss three major types of crystalline solids, polymorphs, salts and...

Simulated moving bed chromatography for the separation of enantiomers

09 Jun 2023 | Contributor(s): Rajendran, A, Paredes, G, Mazzotti, M

Simulated moving bed (SMB) chromatography, a continuous multi-column chromatographic process, has become one of the preferred techniques for the separation of the enantiomers of a chiral compound. Several active pharmaceutical ingredients, including blockbuster drugs, are manufactured using the...

Separation and Purification in the Continuous Synthesis of Fine Chemicals and Pharmaceuticals

09 Jun 2023 | Contributor(s): O'Mahony, M, Ferguson, SStelzer, T, Myerson, A

The use to both chemists and chemical engineers working in flow synthesis, this chapter provides a summary of separation and purification operations that can be applied to flow synthesis reaction streams. Both single and biphasic separations for the liquid phase are detailed. Separation and...

Selective crystallization of the metastable α-form of L-glutamic acid using concentration feedback control

09 Jun 2023 | Contributor(s): Kee, Nicholas C.S., Tan, Reginald B.H. Braatz, Richard D., Braatz, Richard D.

A systematic methodology is presented for the selective crystallization of the metastable form of a monotropic dimorph, L-glutamic acid, for batch cooling crystallization. Attenuated total reflection-Fourier transform infrared (ATR-FTIR) spectroscopy coupled with chemometrics was used to...

Sampling and Analysis in Flow: The Keys to Smarter, More Controllable, and sustainable Fine-Chemical Manufacturing

09 Jun 2023 | Contributor(s): Morin, Mathieu, Zhang, Wenyao, Mallik, Debasis, Organ, Michael G

Process analytical technology (PAT) is a system designed to help chemists better understand and control manufacturing processes. PAT systems operate through the combination of analytical devices, reactor control elements, and mathematical models to ensure the quality of the final product through...