Products and Services

Invectors provides contract services of drug delivery formulation developments to pharmaceutical/biotech industries and to public or private research centers.

Invectors services include formulation feasibility studies, process development and scale-up, formulation characterization, analytical and nonclinical services.

Formulation Development

  • Specialized in the individuation of lipid-based drug delivery systems
  • Labelling of the delivery system with bioactive peptides for selective targeting or for intracellular delivery
  • Specialized in formulation of difficult compounds
  • Formulation of small molecules, peptides/proteins, nucleic acids
  • Solubility enhancement using liposomes and lipid-based systems
  • Controlled/slow drug release systems
  • Pre-formulation, formulation feasibility and prototype development
  • Extrusion, homogenization, sonication and others
  • Process development, scale-up and process optimization (Design-of-Experiments) and sterile grade filterability studies

Formulation Characterization

  • Particle size
  • Zeta Potential
  • Particle size distribution
  • Drug encapsulation efficiency
  • Microscope examinations
  • Particle shape, lamellarity and particle Sub-structure by TEM or cryo-TEM
  • Phase transition, enthalpy of lipids and liposomes, protein denaturation temperatures
  • Polymer glass transition, melting point
  • Lyophylization/Freeze trying

Analytical Sciences

  • HPLC method development
  • HPLC measurement of drug potency
  • Lipid concentration assay
  • Formulation stability (chemical and physical)
  • In vitro drug release assay
  • Osmolality
  • Refractive Index