Polymers & Excipients

Foster Delivery Science has experience with new and existing polymers and excipients used for pharmaceutical applications. Common polymers used for drug delivery applications include:

Oral / Ingestible

Polymers & Excipients
  • Polyvinyl pyrrolidone (PVP)
  • Polyethylene oxide (PEO)
  • Hydroxypropyl Cellulose (HPC)
  • Hydroxypropylmethylcellulose Acetate Succinate (HPMCAS)
  • Ethyl cellulose (EC)
  • Cellulose acetate butyrate (CAB)
  • Cellulose Acetate Phthalate (CAP)
  • Polyvinyl alcohol (PVA)
  • Poly(ethylene glycol) (PEG)
  • Poly(vinyl acetate) (PVAc)
  • Methacrylates


  • Polylactide (PLA)
  • Polyglycolide (PGA)
  • Copolymers of PLA/PGA and Polycaprolactone (PCL)


  • Ethylene Vinyl Acetate (EVA)
  • Polyrethanes (TPU)
  • Polyethylene (PE)