PDA Letters (Cards)
![](https://pda.org/images/default-source/default-album/pda-letter/2023/2023-annual.jpg?sfvrsn=8d8a7081_0)
Learning from the Past in A Patient-Centric World
![](https://pda.org/images/default-source/default-album/pda-letter/2022/annex1-2022.jpg?sfvrsn=98987781_0)
Key Takeaways from the 2022 PDA Annex 1 Workshop in Dublin
![](https://pda.org/images/default-source/default-album/pda-letter/2023/01-feb-2023.jpg?sfvrsn=e8817081_0)
Joint Regulatory Conference: Bringing Better Innovation and Communication Moving Forward
![](https://pda.org/images/default-source/default-album/pda-letter/2023/31-jan-2023.jpg?sfvrsn=a2f77081_0)
Upcoming CCS Workshop — A New Direction in Workshop Design
![](https://pda.org/images/default-source/default-album/pda-letter/2023/26-jan-2023.jpg?sfvrsn=26e37081_0)
President’s Message: A Bittersweet Farewell
![](https://pda.org/images/default-source/default-album/pda-letter/2020/featured-articles/sterile-line.jpg?sfvrsn=98576381_0)
The Complex Process for Sterile Filling and Points to Consider
![](https://pda.org/images/default-source/default-album/pda-letter/2023/18-jan-2023.jpg?sfvrsn=73367181_0)
ATMPs and Annex 1: Some Answers, but More Questions
![](https://pda.org/images/default-source/default-album/pda-letter/general-images/pda-banner.jpg?sfvrsn=d1a27581_2)
Hello PDA! A Formal Introduction to the PDA Letter
![](https://pda.org/images/default-source/default-album/pda-letter/2023/parenteral-packaging-2023.jpg?sfvrsn=e2107181_0)
Are You Ready for Sustainable Packaging?
![](https://pda.org/images/default-source/default-album/pda-letter/2023/2023.jpg?sfvrsn=127d7181_0)
Chair’s Message: A New Horizon for Our PDA Members around the World
![](https://pda.org/images/default-source/default-album/pda-letter/2023/jan4-2022.jpg?sfvrsn=ba6d7181_0)
Putting AI to the Test with Continued Process Verification
![](https://pda.org/images/default-source/default-album/pda-letter/2022/dec-16-22.jpg?sfvrsn=f1997181_0)
Modernizing Risk Assessment for Legacy Products
![](https://pda.org/images/default-source/default-album/pda-letter/2022/29-nov-22.jpg?sfvrsn=7bdc7181_0)
Spotlight on PDA Education in India
![](https://pda.org/images/default-source/default-album/pda-letter/2022/nov-30-2022.jpg?sfvrsn=6ad07181_0)
Turning Annual Product Quality Reviews into a Strategic Advantage
![](https://pda.org/images/default-source/default-album/pda-letter/2022/so-cal-chapter.jpg?sfvrsn=a2327681_0)
PDA SoCal Chapter Two-Year Update
![](https://pda.org/images/default-source/default-album/pda-letter/2022/on-the-issue.jpg?sfvrsn=8f6e7781_0)
On The Issue: Next Gen ATMP Production
![](https://pda.org/images/default-source/default-album/pda-letter/2022/annex1-2022.jpg?sfvrsn=98987781_0)
PDA Annex 1 Workshop: Six Key Takeaways from the Final Annex 1
![](https://pda.org/images/default-source/default-album/pda-letter/2020/featured-articles/april-14-2020.jpg?sfvrsn=3df06081_0)
Technological Solutions to Overcome the New Annex 1 Challenges
![](https://pda.org/images/default-source/default-album/pda-letter/2022/oct-26-2022.jpg?sfvrsn=327d7681_0)
Microbial Control of Raw Materials Used in Pharmaceuticals
![](https://pda.org/images/default-source/default-album/pda-letter/2022/on-the-issue.jpg?sfvrsn=8f6e7781_0)