Handbook of 3D Printing in Pharmaceutics Innovations and Applications

Three-dimensional (3D) printing has evolved as an emerging tool for the design of customized or personalized medication that provides the maximum therapeutic benefits to patients. The manufacturing of medicines in small batches customized with tailored dosages, sizes, shapes, and drug release properties is the key prospect of using 3D printing in pharmaceutics.Handbook of 3D Printing in Pharmaceutics: Innovations and Applications provides a detailed and in-depth technical discussion on the various additive manufacturing processes for the development of pharmaceutical products with experimental justification. It details the characterization, optimization, and numerical modeling of the processes involved and outlines the industrial implications of the resulting products as well as offering solutions for patient-tailored drugs processed by additive manufacturing. The handbook goes on to focus on the various post-processing technologies available to fortify the mechanical, chemical, biological, geometrical, and other characteristics of additively manufactured components and also discusses future directions and possible research gaps that need to be filled.The buyers of this cutting-edge handbook will learn the complete information and methodology for manufacturing drug delivery systems and customized medicine for biomedical applications. It is also an ideal read for undergraduates, graduates, and postgraduate research scholars. Industrial and academic professionals working and studying industrial, manufacturing, and production engineering, along with those studying mechanical engineering, pharmaceutical sciences, material science, chemical engineering, biomedical engineering, automobile/aerospace engineering, and other relevant domains will want this handbook at their fingertips. Cover Half Title Series Information Title Page Copyright Page Table of Contents Preface About the Editors List of Contributors Section I 3D Printing, Drug Delivery Systems, and Application Domain Overview 1 Advancements in Tailoring Medication Using 3D Printing 1.1 Introduction 1.2 Advancements in 3DP of Patient-Specific Medical Devices 1.3 Dental Applications of 3DP Technology for Personalized Therapy 1.4 3D-Printed Drug Delivery Systems for Individualized Therapeutic Approaches 1.4.1 Oral Dosage Forms 1.4.2 Parenteral Systems 1.4.3 Transdermal Applications 1.4.4 Films 1.4.5 Suppositories 1.5 Conclusion References 2 Innovative and Modified Additive Manufacturing Processes: Extended Applications in the Pharmaceutical Industry 2.1 Introduction 2.2 Classification of Additive Manufacturing Techniques 2.3 3D Printing 2.3.1 Material Extrusion (ME) Method 2.3.2 Vat Polymerization 2.3.3 Binder Jetting 2.3.4 Deposition of Direct Energy 2.3.5 Characteristics of Different AM Processes 2.4 Hybrid AM Technique 2.5 Extended Applications in the Pharmaceutical Industry 2.6 Advantages of AM 2.7 Limitations of AM 2.8 Industrial Scale, Current Progress and Challenges 2.8.1 Industrial Scale of AM 2.8.2 Current Progress in AM 2.8.3 Challenges of AM 2.9 Concluding Remark Acknowledgments References Section II Quality Characteristics’ Challenge in 3D Printing of Pharmaceutical Products 3 Navigating the Terrain of 3DP for Pharmaceutical Products: Quality Conundrums and Solutions 3.1 Introduction 3.2 The Promise and Perils of 3DP in Pharmaceuticals 3.3 Methods of 3DP of Pharmaceutical Products 3.4 Quality Conundrums in 3D-Printed Pharmaceuticals 3.4.1 Choice of Materials and Compatibility 3.4.2 Printing Specification and Accuracy 3.4.3 Processing Thereafter and Quality Assurance 3.4.4 Regulation Complying With Standards 3.5 Solutions to Ensure Quality in 3D-Printed Pharmaceuticals 3.5.1 Contemporary Material Development 3.5.2 Process Control and Optimisation 3.5.3 Monitoring in Progress and Quality Control 3.5.4 The Cooperation of the Industry and the Regulators 3.6 Conclusion Acknowledgements References Section III Extrusion-Based 3D Printing in Pharmaceutics 4 Extrusion-Based 3D Printing in Pharmaceuticals 4.1 Introduction 4.1.1 Advantages 4.1.2 Limitation 4.2 Extrusion-Based 3D Approaches 4.2.1 Process of SSE Printing 4.2.2 Extrusion 4.2.3 Printing 4.2.4 SSE Benefits 4.2.5 SSE Drawback 4.3 3DP of Pharmaceuticals Dosage Forms Based On SSE Based 3DP: Recent Research and Applications 4.3.1 Immediate Release Tablets 4.3.2 Cancer Patches for Local Drug Delivery 4.4 FDM 4.5 3DP of Pharmaceuticals Dosage Forms Based On FDM-Based 3DP: Recent Research and Applications 4.5.1 Modified Released Tablets 4.5.2 Intermediate-Release Tablets 4.6 3DP of Drugs Using Extrusion: The Role of Polymer 4.6.1 Ethyl-Cellulose 4.6.2 Hydroxypropyl Cellulose (HPC) 4.6.3 Polycaprolactone (PCL) 4.6.4 Polyvinyl Alcohol (PVA) 4.6.5 Carbopol 4.7 Conclusion References 5 Extrusion-Based 3D Printing Technology: A Revolution in Pharmaceutical Drug Manufacturing 5.1 Introduction 5.2 Fundamentals of Extrusion-Based 3D Printing (EB3D) 5.2.1 Fusion Deposition Modeling (FDM) 5.2.2 Pressure-Assisted Microsyringe (PAM) 5.3 Excipient and Drug Formulations 5.4 Pharmaceutical Applications of Extrusion-Based 3D Printing 5.4.1 Personalized Medicine and Dosage Forms 5.4.2 Novel Drug Delivery Systems 5.4.3 Point-Of-Care Manufacturing and Decentralized Drug Production 5.5 Material Selection and Formulation Considerations 5.5.1 Criteria for Selecting Printable Materials 5.5.2 Optimization of Drug Formulation for EB3D Printing 5.5.3 Drug-Excipient Compatibility 5.5.4 Rheological Properties of Formulations 5.5.5 Stability and Degradation Considerations 5.6 Regulatory Requirements for 3D Printing Technology: Ensuring Safety, Quality, and Compliance 5.6.1 Quality Control and Material Characterization 5.6.2 Quality Assurance and Control 5.7 CaseStudy Reports On EB3D Printing 5.7.1 Case Study 1 5.7.2 Case Study 2 5.7.3 Case Study 3 5.8 Conclusion References Section IV Binder Jetting-Based 3D Printing in Pharmaceutics 6 Binder Jetting: A Versatile and Rapid Fast 3D Printing Phenomenon 6.1 Introduction 6.2 Pharmaceutical Applications of Binding Jetting (Personalized Medicine and Dosage Forms) 6.2.1 Customized Drug Dosing and Formulations 6.2.2 Patient-Specific Implants and Medical Devices 6.3 Novel Drug Delivery Systems 6.3.1 Sustained Release Formulations 6.3.2 Multi-Drug Combination Products 6.4 Process Parameters and Optimization for Pharmaceutical Application 6.4.1 Rheological Properties and Flow Behavior of Pharmaceutical Binders 6.4.2 Binder Penetration and Bonding Strength Optimization for Drug Delivery Systems 6.4.3 Print Parameters’ Optimization 6.5 Quality Control and Characterization of Binder Jetted Pharmaceutical Products 6.5.1 Mechanical Testing and Material Characterization 6.5.2 Drug–Excipient Compatibility and Stability Studies 6.5.3 Dissolution and Drug-Release Testing 6.5.4 In Vitro and In Vivo Performance Assessment 6.6 Case Studies and Examples 6.6.1 Case Study 1: BJ of Customized Oral Dosage Forms 6.6.2 Case Study 2: Patient-Specific Implants and Medical Devices 6.6.3 Case Study 3: BJ for Controlled-Release Drug Delivery Systems 6.7 Regulatory Considerations and Challenges 6.8 Intellectual Property and Patent Issues in Pharmaceutical 3D Printing 6.8.1 Advancements in BJ Technology for Pharmaceutical Applications 6.8.2 Integration of BJ With Other 3D Printing Techniques 6.9 Potential Impact On Personalized Medicine and Patient Care 6.10 Conclusion References 7 Binder Jetting-Based 3D Printing in Pharmaceutics 7.1 Introduction 7.2 Components of BJP 7.2.1 Powder Mixture 7.2.1.1 Powder-Specific Properties 7.2.1.2 Powder–binding Interaction 7.2.2 Binder Solution 7.3 Method of Preparation 7.3.1 Critical Raw Materials 7.3.2 Critical Process Parameter 7.4 Benefit 7.5 Drawbacks/Challenges 7.6 Application of BJP in Pharmaceutical Manufacturing 7.6.1 Drugs in Ink Method 7.6.2 Drugs in Powder Method 7.7 Conclusion and Future Perspective References Section V SLS and SLA-Based 3D Printing in Pharmaceutics 8 SLS and SLA Techniques in 3D Printing for Better Pharmaceutical Applicability of Soft Materials 8.1 Introduction 8.1.1 Importance of Soft Materials in 3DP 8.1.2 Significance of SLS and SLA Techniques in Pharmaceuticals 8.2 Purpose and Scope of The Chapter 8.3 Fundamentals of SLS and SLA Techniques 8.4 Explanation of SLS Technique 8.5 Explanation of SLA Technique 8.6 Soft Materials in Pharmaceutical Application 8.6.1 Developing Personalized Medicine, Controlled and Sustained Release Formulations Using Soft Materials 8.6.2 Soft Materials Applications With 3DP in Generating Tissue Scaffolds 8.7 Optimization of SLS and SLA Parameters for Soft Material 8.8 Case Studies and Examples of SLS AND SLA Printing 8.9 Future Perspectives and Challenges 8.9.1 Challenges and Limitations 8.9.2 Post-Processing 8.9.3 Material Limitations 8.9.4 Size Constraints 8.10 Regulatory Considerations for 3DP Soft Materials in Pharmaceuticals 8.11 Conclusion References Section VI Hybrid 3D Printing Techniques in Pharmaceutical Applications 9 Next-Generation Computational Automation-Based Additive Manufacturing of Pharmaceuticals: An Approach to Fabricate Precise Medicine 9.1 Introduction 9.2 Processes for 3D Printing 9.3 Computational Automation Involved Computer-Aided Designs and AI-Based Software in 3D Printing 9.4 Materials Used in the 3D Printing Process 9.5 Material Requirements for Preparation of Bioprinting Ink 9.5.1 Natural Bioinks 9.5.2 Synthetic Bioinks 9.6 Challenges and Opportunities in Bioink 9.7 Bio-Medical Application of 3D Printing 9.7.1 Application of 3D Printing in Fabricating Pharmaceuticals 9.7.2 Application of 3D Printing in Biodegradable Biomedicals 9.7.3 Application of 3D Printing in Tissue and Bone Engineering 9.8 Conclusions References Section VII Social, Economic, Environmental, Quality, and Regulatory Aspects 10 Social, Economic, and Environmental Justifications for 3D Printing of Pharmaceutical Products 10.1 Introduction 10.2 Precise Dosage and Formulations 10.2.1 Tailored Medications for Specific Conditions 10.2.2 Potential for Patient Empowerment and Engagement in Healthcare 10.2.3 Personalization Treatments 10.2.4 Informed Decision-Making 10.3 Ethical Challenges Associated With the 3D Printing of Pharmaceutical Products 10.3.1 Quality Control 10.3.2 Intellectual Property Issues 10.3.3 Regulatory Frameworks 10.3.4 Accessibility and Equity 10.4 Factors IMPACTING THE Cost-Effectiveness of 3D Printing 10.5 Cost-Effectiveness of 3D Printing in the Pharmaceutical Industry, Considering Factors Like Distribution Costs 10.6 Benefits of Localized Production, Allowing for the Creation of Small-Scale Manufacturing 10.7 Implications for Intellectual Property and Patent Issues 10.8 3D Printing in Pharmaceutical Production Compared to Traditional Manufacturing Processes 10.9 Localized Production and Reduced Transportation Needs 10.10 Conclusion Acknowledgements References 11 Quality Control Methods for Three-Dimensional Printed Pharmaceuticals 11.1 Introduction 11.1.1 Importance of QC in 3DP Pharmaceuticals 11.2 Fundamentals of QC in 3DP 11.2.1 Key Parameters Influencing Pharmaceutical 3DP 11.2.2 Role of Material Properties in QC 11.2.3 Design Considerations for Ensuring Quality in 3DP Pharmaceuticals 11.3 Non-Destructive Testing (NDT) Methods 11.3.1 Visual Inspection and Microscopy Techniques 11.3.2 X-Ray and CT Scanning for Internal Structure Analysis 11.3.3 Ultrasound and Acoustic Methods for Defect Detection 11.4 Physical and Mechanical Testing 11.4.1 Tensile, Compression, and Flexural Strength Evaluations 11.4.2 Hardness and Friability Testing 11.4.3 Porosity and Density Measurements 11.5 Chemical and Drug-Release Analysis 11.5.1 Spectroscopic Techniques (FTIR, UV-Vis) for Chemical Characterization 11.5.2 Drug Content Uniformity Assessment 11.5.3 In Vitro Disintegration and Dissolution Testing 11.5.4 Quantitative Analysis 11.6 Surface Characterization Techniques 11.6.1 Scanning Electron Microscopy for Surface Morphology 11.6.2 Roughness Analysis and Surface Profilometry 11.6.3 Contact Angle Measurements for Wettability Studies 11.7 Regulatory Considerations and Compliance 11.7.1 Current Regulatory Landscape for 3DP Pharmaceuticals 11.7.2 Good Manufacturing Practices (GMP) in 3D Printing 11.7.3 Quality Assurance and Documentation Requirements 11.8 Case Studies and Real-World Applications 11.8.1 Exemplary QC Strategies in 3DP Drug Formulations 11.8.2 Lessons Learned From Successful Implementation of QC Methods 11.8.3 Future Trends and Advancements in QC for Pharmaceutical 3D Printing 11.9 Conclusion Acknowledgements References 12 3D-Printed Pharmaceuticals: Current Regulatory Scenario 12.1 Introduction 12.1.1 Key Regulatory Considerations for 3DP Pharmaceuticals 12.2 US Food & Drug Administration (USFDA) 12.2.1 Design and Manufacturing Considerations 12.2.2 Device Testing Contemplations 12.2.3 Recommendations: Quality System (QS) Regulation Amendments 12.2.4 Flexibility of the Quality Systems (QS) 12.2.5 Applicability 12.2.6 GMP Exclusions 12.2.7 Significance of Human Factors-Medical Devices 12.2.8 FDA: Emerging Approaches 12.2.9 FDA Framework (a) Former Version (b) Updated Version 12.2.10 FDA-Approved 3D-Printed Medical Devices and Drug Products in Various Categories 12.2.11 USFDA-Approved Drug Products and Devices 12.2.12 Advocacy for the Prospects 12.2.13 Summary of USFDA Regulations On 3DP Technologies 12.3 European Medicines Agency (EMA) 12.3.1 Legal Framework for 3D Printers 12.3.2 EU Legal Framework for 3DP Products 12.3.3 Harmonized Benchmarks for Accessories and Similar Tools for Medical Devices 12.3.4 Contemporary Published List of Harmonized Top-Notch Guidelines Under the Medical Devices and Related Components 12.3.5 3DP Products: Design Parameters 12.4 Regulatory Scenario: Australia 12.5 Personalized Medical Devices 12.5.1 A Producer Must 12.5.2 Regulatory Perspective 12.6 Conclusion References Index