The Penlet is an auto-injector, which is suitable for injecting Enoxaparin or for the treatment of deep vein thrombosis.

It is fully automated and injects a fixed dose using Haselmeier’s hidden-needle design, hiding the needle from the patient.


  • Fixed-dose injections
  • Haselmeier’s hidden-needle technology, which helps patients overcome fears of injection
  • An automatic needle design, enabling patients with reduced dexterity ease-of-use
  • Patients do not need to adjust their dose
  • It reduces costs compared to a prefilled syringe, with a cost-per-dose format

Applications of the Penlet include:

  • Penlet is ready-to-use and the patient does not need to adjust the dose, which is injected in a 3ml cartridge.