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Step 5 Clinical trial phase 3

  • Process validation.
  • Stability studies.
  • Update of CMC.

Step 4 Clinical trial phase 2

  • Forced degradation study : identification of significant impurities.
  • Investigational stability study.
  • Reference standard synthesis of API: Analytical qualification.
  • Validation of analytical methods (monograph)

Step 3 Clinical trial phase 1

  • Specifications of API and raw materials.
  • GMP production for first in man clinical trials.
  • First analytical protocols for critical step of synthesis.
  • Qualification of API analytical methods.
  • First stability studies of API.
  • CMC (chemistry manufacturing and controls) preparation pour IND and IMPD

Step 2 Preclinical studies

  • Peptide characteristics: solubility studies, chemical and physical properties, conditions of purification and drying.

Step 1 Feasibility studies