The role of digital twins in driving sustainability

29 Oct 2024 | Peer-reviewed journal | Contributor(s): Deborah McElhone, Barrie Cassey, Kamal Abu-Hassan

As the pharmaceutical sector endeavours to become more sustainable, we hear how digital twins – virtual replicas of systems or products that can help predict performance – are supporting the industry in its efforts.

Development of a high-fidelity digital twin using the discrete element method for a continuous direct compression process. Part 1. Calibration workflow

24 Oct 2024 | Peer-reviewed journal | Contributor(s): Peter Toson, Marko Matić, Theresa Hörmann-Kincses, Michela Beretta, Jakob Rehrl, Johannes Poms, Thomas O’Connor, Abdollah Koolivand, Geng Tian, Scott M. Krull, Johannes G. Khinast, Dalibor Jajcevic, Johan Remmelgas

In this work, a high-fidelity digital twin was developed to support the design and testing of control strategies for drug product manufacturing via direct compression. The high-fidelity digital twin platform was based on typical pharmaceutical equipment, materials, and direct compression...

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.

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.

Continuous micro feeding and mixing of solid dosage forms under vibrational excitation

08 Oct 2024 | Peer-reviewed journal | Contributor(s): Haifeng Lu, Liang Zhang, Hui Du, Xiaolei Guo, Haifeng Liu

Continuous manufacturing has intrigued many researchers in the pharmaceutical industry in the post-COVID-19 world. We experimentally studied the discharge characteristics of pharmaceutical excipients under vibrational excitation. The successful accurate dosing and filling of powders at fill...

Continuous manufacturing: Changing the paradigm in the pharmaceutical manufacturing sector

23 Sep 2024 | Magazine | Contributor(s): Indu Bhushan

The author explains how continuous manufacturing is reshaping pharmaceutical production

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...

Systematic investigation of the impact of screw elements in continuous wet granulation

10 Sep 2024 | Peer-reviewed journal | Contributor(s): Katharina Kiricenko, Peter Kleinebudde, Robin Meier

Twin-screw wet granulation (TSG) is a continuous manufacturing technique either for granules as final dosage form or as an intermediate before tableting or capsule filling. A comprehensive process understanding is required to implement TSG, considering various parameters influencing granule and...

A modeling and control framework for extraction processes

05 Sep 2024 | Peer-reviewed journal | Contributor(s): Peter Neugebauer, Jakob Rehrl, Peter Poechlauer, Dirk Kirschneck, Martin Horn, Martin Steinberger, Stephan Sacher, Joscha Boehm, Daniel Moser

Many continuously operated pharmaceutical process routes have been presented recently. Most of these cover the synthesis of the active pharmaceutical ingredient (API) or solid dosage processing. However, the API purification is also gaining attraction. One widespread and waste-intensive unit...

The Rise of Continuous Manufacturing in Pharma

13 Aug 2024 | Website | Contributor(s): Editorial Team

"Mr Indu Bhushan, CEO and Director of STEERLife shares his insights on the transformative journey of continuous manufacturing, and the advanced technologies that have propelled this paradigm shift. He also throws light on how continuous manufacturing has accelerated drug development...

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...

Continuous Manufacturing in the Pharmaceutical Industry: Enhancing Drug Production

23 Jul 2024 | Website | Contributor(s): Timmerman, Siebe

A significant shift towards continuous manufacturing (CM) is currently underway in the pharmaceutical industry. Unlike the more commonly used batch processing, CM operates continuously. This method potentially offers increased efficiency, agility, and flexibility in the manufacturing of drug...

Orodispersible films: Product transfer from lab-scale to continuous manufacturing

23 Jul 2024 | Peer-reviewed journal | Contributor(s): Thabet, Yasmin, Breitkreutz, Joerg

Orodispersible films have been described as new beneficial dosage forms for special patient populations. Due to various production settings, different requirements on film formulations are required for non- continuous and continuous manufacturing. In this study, a continuous coating machine was...

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...

Process Intensification via End-to-End Continuous Manufacturing of Atorvastatin Calcium Using an Integrated, Modular Reaction-Crystallization-Spherical Agglomeration-Filtration-Drying Process

23 Jul 2024 | Peer-reviewed journal | Contributor(s): Parvaresh, Rojan, Nagy, Zoltan K.

Continuous manufacturing can show potential benefits over batch processing in lower turnaround times and smaller footprint in addition to higher productivity, adaptability, and consistent product quality. Although these possible benefits exist, there are also challenges in integrating the various...

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...

Development of a Horizontal Dynamically Mixed Flow Reactor for Laboratory Scale-Up of Photochemical Wohl–Ziegler Bromination

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Pratley, Cassie, Shaalan, Youssef, Boulton, Lee, Jamieson, Craig, Murphy, John A., Edwards, Lee J.

Flow reactors with enhanced mixing are of interest to the pharmaceutical industry for a range of photochemical applications. Taylor–Couette (vortex, dynamically mixed) reactors have been reported to have intensified mixing and have been used with heterogeneous systems. Our photochemical workflow...

Process parameter and kinetic study for the azidation of a zidovudine intermediate with sodium azide in microreactors

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Jiang, Rongkun, Xue, Xiao, Zhao, Fang, Zhu, Weiping, Shang, Minjing, Su, Yuanhai, Xu, Yufang, Qian, Xuhong

Zidovudine, i.e., AZT, is an indispensable anti-AIDS drug for highly active antiretroviral therapy. The azidation step is of the most vital importance in the synthetic route of zidovudine. Herein we report the use of microreactors in combination with the simplified azidation system instead of...

Establishment and Development of Organolithium-Mediated Continuous Flow Process for Intermediate of Canagliflozin

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Yano, Gemba, Hyakumura, Mai, Nakano, Kimihiro, Yasukouchi, Hiroaki, Kawachi, Hideo, Funabashi, Makoto, Ohishi, Takahiro, Ogawa, Yu, Nishiyama, Akira

Organolithium species are among the most reactive and useful reagents in organic synthesis, performing a diverse array of valuable chemical transformations, including C–C bond formation in complex compounds. Organolithium-mediated reactions, however, typically require cryogenic conditions to...

Development of a Manufacturing Process toward the Convergent Synthesis of the COVID-19 Antiviral Ensitrelvir

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Kawajiri, Takahiro, Kijima, Akihito, Iimuro, Atsuhiro, Ohashi, Eisaku, Yamakawa, Katsuya, Agura, Kazushi, Masuda, Kengo, Kouki, Kensuke, Kasamatsu, Koji, Yanagisawa, Shuichi, Nakashima, Sho, Shibahara, Setsuya, Toyota, Takashi, Higuchi, Takafumi, Suto, Takahiro, Oohara, Tadashi, Maki, Toshikatsu, Sahara, Naoto, Fukui, Nobuaki, Wakamori, Hisayuki, Ikemoto, Hidaka, Murakami, Hiroaki, Ando, Hiroyasu, Hosoya, Masahiro, Sato, Mizuki, Suzuki, Yusuke, Nakagawa, Yuta, Unoh, Yuto, Hirano, Yoichi, Nagasawa, Yoshitomo, Goda, Satoshi, Ohara, Takafumi, Tsuritani, Takayuki

We describe the development of the practical manufacturing of Ensitrelvir, which was discovered as a SARS-CoV-2 antiviral candidate. Scalable synthetic methods of indazole, 1,2,4-triazole and 1,3,5-triazinone structures were established, and convergent couplings of these fragments enabled the...

Development and Scale-up of a Flow Chemistry Lithiation–Borylation Route to a Key Boronic Acid Starting Material

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Usutani, Hirotsugu, Nihei, Takashi, Papageorgiou, Charles D., Cork, David G.

A flow chemistry process for the synthesis of a key boronic acid starting material was developed utilizing flow flash chemistry that allowed formation and subsequent productive reaction of an unstable organolithium intermediate. Rapid scale-up from Discovery Chemistry and process optimization to...

Continuous Flow Chemistry of Metal Mediated Carboxylation and α-Arylation Reactions

25 Jun 2024 | Chapter Book | Contributor(s): Venkatraman, Sripathy, Tweedie, Scott, McLaws, Mark, Lathbury, David

Utility of continuous flow chemistry in a carboxylation reaction and palladium-mediated α-arylation reaction is described. A two-step carboxylation reaction of an aryl group involving an anion formation, followed by quench with gaseous carbon dioxide was developed on small scale using HDPE tubes...

Safe and highly efficient adaptation of potentially explosive azide chemistry involved in the synthesis of Tamiflu using continuous-flow technology

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Sagandira, Cloudius R., Watts, Paul

Tamiflu is one of the most effective anti-influenza drugs, which is currently manufactured by Hoffmann-La Roche from shikimic acid. Owing to its importance, more than 60 synthetic routes have been developed to date, however, most of the synthetic routes utilise the potentially hazardous azide...

Continuous Flow Conditions for High Temperature Formation of a Benzodioxan Pharmaceutical Intermediate: Rapid Scaleup for Early Phase Material Delivery

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Li, Pengbin, Yang, Shaohui, Zhu, Ruiheng, Sun, Baoquan, Li, Zhongbo, Huang, Ping, Buser, Jonas Y., Minguez, Jose Miguel, Ryan, Sarah J.

We have developed a continuous flow method to enable rapid scaleup of an enantioenriched benzodioxan intermediate. We propose that the reaction proceeds through an intramolecular SNAr cyclization. Interestingly, traditional SNAr conditions resulted in impurity formation. When the starting...

Use of Lithium Diisopropylamide in Flow: Operability and Safety Challenges Encountered on a Multigram Scale

25 Jun 2024 | Peer-reviewed journal | Contributor(s): Alonso, Marta, Garcia, Maria Cruz, McKay, Christopher, Thorp, Lee R., Webb, Michael, Edwards, Lee J.

A workflow for the development of organometallic processes in flow was applied to synthesize 1-(5-bromopyridin-2-yl)-2-methylpropan-2-ol, a pharmaceutical intermediate. Key factors and corresponding practical assessments required for the scale-up when transferring from batch to flow are...