Matrix-assisted cocrystallization (MAC) simultaneous production and formulation of pharmaceutical cocrystals by hot-melt extrusion

23 Jul 2024 | Contributor(s): Boksa, Kevin, Otte, Andrew, Pinal, Rodolfo

A novel method for the simultaneous production and formulation of pharmaceutical cocrystals, matrix-assisted cocrystallization (MAC), is presented. Hot-melt extrusion (HME) is used to create cocrystals by coprocessing the drug and coformer in the presence of a matrix material. Carbamazepine...

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...

Axial Chirality in the Sotorasib Drug Substance, Part 2: Leveraging a High-Temperature Thermal Racemization to Recycle the Classical Resolution Waste Stream

25 Jun 2024 | Contributor(s): Beaver, Matthew G., Brown, Derek B., Campbell, Kiersten, Fang, Yuan-Qing, Ford, David D., Mardirossian, Narbe, Nagy, Kevin D., Rötheli, Andreas R., Sheeran, Jillian W., Telmesani, Reem, Parsons, Andrew T.

The development and kilogram-scale demonstration of a high-temperature continuous-flow racemization process to recycle the off-enantiomer of an atropisomeric sotorasib intermediate is described. Part 1 of this two-part series details the design and execution of a classical resolution to generate...

Development and Scale-Up of a Continuous Manufacturing Process for a Hydrazine Condensation Reaction

25 Jun 2024 | Contributor(s): Zhu, Ruiheng, Reddy, Ramesh, Ding, Man, Xu, Ming, Deng, Chaoyi, Tadayon, Sam, Li, Hui, Depew, Kristopher, Lane, Benjamin

The development of a continuous manufacturing process for a hydrazine condensation reaction at high temperature is reported. This continuous process represents a safer approach to manufacture 3-phenyl-1H-pyrazol-5-amine at scale and exhibits better impurity control compared to a traditional batch...

A Virtual Plant for Integrated Continuous Manufacturing of a Carfilzomib Drug Substance Intermediate, Part 3: Manganese-Catalyzed Asymmetric Epoxidation, Crystallization, and Filtration

25 Jun 2024 | Contributor(s): Maloney, Andrew J., Içten, Elçin, Capellades, Gerard, Beaver, Matthew G., Zhu, Xiaoxiang, Graham, Lauren R., Brown, Derek B., Griffin, Daniel J., Sangodkar, Rahul, Allian, Ayman, Huggins, Seth, Hart, Roger, Rolandi, Pablo, Walker, Shawn D., Braatz, Richard D.

This article describes the process characterization and development of models to inform a process control strategy to prepare (R,R)-epoxy ketone 2, an intermediate in the manufacture of carfilzomib. Model calibration for relevant unit operations and the development of a dynamic integrated...

Development and Scale-Up of a Continuous, High-Pressure, Asymmetric Hydrogenation Reaction, Workup, and Isolation

25 Jun 2024 | Contributor(s): Johnson, Martin D., May, Scott A., Calvin, Joel R., Remacle, Jacob, Stout, James R., Diseroad, William D., Zaborenko, Nikolay, Haeberle, Brian D., Sun, Wei-Ming, Miller, Michael T., Brennan, John

A fully continuous process including an asymmetric hydrogenation reaction operating at 70 bar hydrogen, aqueous extraction, and crystallization was designed, developed, and demonstrated at pilot scale. This paper highlights safety, quality, and throughput advantages of the continuous reaction and...

Polymorphs, Particle Size, and a Pandemic: Development of a Scalable Crystallization Process for Molnupiravir, an Antiviral for the Treatment of COVID-19

25 Jun 2024 | Contributor(s): Bade, Rachel, Bothe, Jameson R., Sirota, Eric, Brunskill, Andrew P. J., Newman, Justin A., Zhang, Yongqian, Tan, Melissa, Zheng, Michelle, Brito, Gilmar, Poirier, Marc, Fier, Patrick S., Xu, Yingju, Ward, Michael D., Stone, Kevin, Lee, Ivan H., Gmitter, Andrew J., Bernardoni, Frank, Zompa, Michael A., Luo, Hanlin, Patel, Sanjaykumar, Masiuk, Tina, Mora, Jeff, Ni, Tong, Okoh, Grace A., Tarabokija, James, Liu, Jiaying, Lowinger, Michael B., Mahmood, Tariq

Molnupiravir is a small-molecule active pharmaceutical ingredient (API) prodrug of a nucleoside analog that was demonstrated to be efficacious for the treatment of patients with COVID-19. Early in the pandemic, Merck & Co. Inc. partnered with Ridgeback Biotherapeutics to accelerate the...

Development of a Continuous Schotten–Baumann Route to an Acyl Sulfonamide

24 Apr 2024 | Contributor(s): White, Timothy D., Berglund, K. Derek, Groh, Jennifer McClary, Johnson, Martin D., Yates, Matthew H.

The development and scale-up of a synthetic route to tasisulam sodium (5-bromo-thiophene-2-sulfonic acid 2,4-dichlorobenzoylamide sodium salt, hereafter referred to as tasisulam) utilizing continuous Schotten–Baumann reaction conditions is disclosed. A new synthetic route for the cytotoxic API...

Development of a Multi-Step Synthesis and Workup Sequence for an Integrated, Continuous Manufacturing Process of a Pharmaceutical

24 Apr 2024 | Contributor(s): Heider, Patrick L., Born, Stephen C., Basak, Soubir, Benyahia, Brahim, Lakerveld, Richard, Zhang, Haitao, Hogan, Rachael, - Buchbinder, Louis, Wolfe, Aaron, Mascia, Salvatore, Evans, James M. B., Jamison, Timothy F., Jensen, Klavs F.

The development and operation of the synthesis and workup steps of a fully integrated, continuous manufacturing plant for synthesizing aliskiren, a small molecule pharmaceutical, are presented. The plant started with advanced intermediates, two synthetic steps away from the final active...

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 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,...

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,...

Understanding API Static Drying with Hot Gas Flow: Design and Test of a Drying Rig Prototype and Drying Modeling Development

09 Jun 2023 | Contributor(s): Ottoboni, S, Coleman, SJSteven, C, Siddique, M, Fraissinet, M, Joannes, M, Laux, A, Barton, A, Firth, P, Price, CJ, Mulheran, PA

Developing a continuous isolation process to produce a pure, dry, free-flowing active pharmaceutical ingredient (API) is the final barrier to the implementation of continuous end-to-end pharmaceutical manufacturing. Recent work has led to the development of continuous filtration and washing...

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...

Thin-Film Evaporator Model for Continuous Active Pharmaceutical Ingredient Manufacturing

09 Jun 2023 | Contributor(s): Lee, BW, Yin, KHSplaine, K, Roesch, B

Thin-film evaporator (TFE) is a popular continuous distillation/evaporation technology for pharmaceutical and fine chemical industries and has several equipment and process configurations that make fundamental modeling approaches very challenging. Specifically, moving wipers and lack of fluid...

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 scope of PAT in real-time advanced control of tablet quality

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

Continuous pharmaceutical manufacturing together with process analytical technology (PAT) provides a suitable platform for automatic feed-forward/feed-back (FF/FB) control of the end product quality as desired by quality by design (QbD)-based efficient manufacturing. The precise control of the...

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...

Technoeconomic Optimization of Continuous Crystallization for Three Active Pharmaceutical Ingredients: Cyclosporine, Paracetamol, and Aliskiren

09 Jun 2023 | Contributor(s): Diab, S, Gerogiorgis, DI

Mixed suspension, mixed product removal (MSMPR) crystallizers are widely implemented for the continuous crystallization of active pharmaceutical ingredients (APIs), allowing enhanced efficiency, flexibility, and product quality compared to currently dominant batch crystallizer designs....