RDP Biopharma Consulting, LLC
Formulation & Drug Product Development Consulting for Biologics

About Me
Roberto DePaz, PhD, is a biopharmaceutical development leader with more than 20 years’ experience driving CMC strategy and process development across various biologic modalities. His specialized focus has been formulation and drug product development, and has encompassed monoclonal antibodies, fusion proteins, ADCs, enzymes, viral vectors, and subunit vaccines.
Experience at top companies including Amgen, Horizon Therapeutics, Viela Bio, REGENXBIO, MedImmune (AstraZeneca), and AlphaVax.
Expertise
Formulation Development
- QbD based, ensuring safety, efficacy, and stability
- Suitability for route of administration
- Excipient selection
- Primary container selection (vials, PFS)
- High-concentration formulation development
- In-use compatibility studies
Drug Product Manufacturing
- DP process development & characterization
- Lyo cycle development
- Tech transfer and person-in-plant support
Developability and manufacturability assessments
Pre-formulation studies
Forced Degradation studies
Biophysical characterization
Stability study strategy
CMC report authoring
Regulatory filings for CMC sections (IND, IMPD, BLA)
CMC Due Diligence for potential partnering
Vendor/CDMO management and oversight