Topics Factors Content
Product related Intrinsic Product profile, sequence homology
Extrinsic Process related impurities, Aggregates, Degradation Products, Stability of active ingredients in DP formulation
Immunogenicity related clinical risks   Cross-reactive Abs, Drug hypersensitivity responses, Abrogation of efficacy due to neutralizing Abs or quick clearance
Analytical Methods   Rationale for choice of methods, PK assay, ADA assay, assessment of cross reactive potential, neutralizing Ab assay etc.
Nonclinical   Overview , ADA vs PK/PD, and Other toxicities
  Clinical Studies contributing to immunogenicity, ADA responses, ADA vs PK/PD, ADA vs efficacy
Impact of immunogenicity on overall assessment of benefit and risk
Recommendations for risk management plan
Table 1: Risk Assessment plan for immunogenicity.