Blow-Fill-Seal (BFS)

Unither is the worldwide leader in sterile unit-dose production 

Unither is the worldwide leader in sterile unit-dose production using Blow-fill-seal (BFS) technology. Through our sites in North America, Europe and China, we can manage the development of a BFS product from concept to manufacturing, providing the benefit of our development expertise and market intelligence. Every day, we provide innovative blow-fill-seal technology solutions to improve customers’ products and extend existing product lines.


  • Filling: 0,25 to 10mL
  • Compounding and filling of solutions, suspensions, emulsions and gels
  • Several solutions for individual identification of the doses: flexible ink jet printing, labels, embossing, hot stamping


  • Preservative-free single-unit doses
  • Ensures that the patient takes the correct amount of product
  • Portable and easy to use individually, excellent properties for today’s active lifestyles

A dedicated R&D team

Thanks to our constant and sustained investment in new high-speed BFS lines, our large manufacturing capacity allows us to take on new projects of any size at any time.

Unither’s Blow-Fill-Seal teams handle the technology transfer of products developed by our customers or by third parties. They can also handle the complete development of customised drugs or medical devices. Thanks to its dedicated and highly qualified on-site R&D teams and specific pilot workshops, Unither has the know-how, equipment and expertise to manage product development from the earliest stages.

Authorizations &

All sites are regularly inspected by European authorities in order to be able to supply products to European markets. One European site and the US site are inspected and accredited by the FDA (USA) in order to supply the US market. These sites are also inspected by ANVISA (Brazil), SKFDA (South Korean FDA), EMA (Europe) and other health authorities around the world.

Manufacturing plants

Total capacity :

5 billion unit doses/year

Amiens, France

Coutances, France

Gannat, France

Rochester, USA

Nanjing, China



Liquid Stick-Packs