The dual chamber cartridge pen is an innovative drug delivery device designed to store, separate, and mix two components-typically a lyophilized drug and a liquid diluent-prior to injection.
This system is ideal for biologics, peptides, and unstable formulations that require reconstitution at the point of use, ensuring maximum efficacy and extended shelf life.


| Device type | Single-use dual chamber cartridge pen |
| Primary project direction | Separated storage and in-cartridge reconstitution before injection |
| Cartridge direction | Dual chamber cartridge fit and capacity discussion according to the project |
| Dose direction | Adjustable-dose configuration discussion |
| Customization | Color, logo, label and packaging discussion |
| Customer type | Pharmaceutical companies, biotech companies, CDMOs and medical device project teams |
| Quality support | ISO13485 quality management support and ISO 11608-1 requirement discussion |


Dual-Component SeparationSupports projects where two components need to remain separated during storage and be combined before administration. | In-Cartridge ReconstitutionThe reconstitution sequence takes place inside a compatible dual chamber cartridge before injection. |
Single-Use Device DirectionActivation, dose setting and injection workflow can be discussed according to cartridge and project requirements. | Dose Configuration DiscussionFill volume, delivered volume, dose increment and injection force are reviewed as connected project inputs. |
Cartridge-Fit EvaluationDevice discussion can begin with the cartridge drawing, chamber capacity, bypass and stopper configuration. | OEM/ODM CustomizationColor, logo, labeling, packaging and available documentation can be discussed for B2B projects. |

Lyophilized PeptidesDevice evaluation for peptide projects requiring reconstitution before use. | Biologic FormulationsCartridge and device discussion for biologic formulation development. | Hormone ProjectsSingle-use pen direction for compatible hormone delivery programs. |
Specialty InjectablesProject communication for injectable formulations with separated components. | Combination ProductsPackaging and device inputs reviewed as part of the customer development plan. | OEM/ODM ProgramsSample, appearance, labeling and packaging discussion for B2B customers. |





What is a dual chamber cartridge pen?
What is a dual chamber cartridge pen?
It is a drug delivery device direction that keeps two components in separate cartridge chambers before use. The components are combined through an activation and reconstitution sequence before injection.
Can it be discussed for lyophilized peptide projects?
Yes. It can be evaluated as a device direction for lyophilized peptide projects requiring reconstitution before use. Final compatibility and performance require customer-side validation.
Is this dual chamber pen single-use or reusable?
This product direction is positioned as single-use. Xinfuda also offers reusable injection pen options for other cartridge-based project requirements.
Can the appearance and packaging be customized?
Color, logo, label and packaging requirements can be discussed according to project scope, quantity and technical feasibility.
Can customers request samples?
Yes. Share the cartridge format, chamber volume, dose direction and project stage so sample discussion can be matched to the intended evaluation.


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