What is PROSOLV® RX 90?
PROSOLV® RX 90 was developed using JRS PHARMA‘s proven PROSOLV® Technology and was the first lubricated high functionality excipient (HFE) on the market. PROSOLV® RX 90 is an all-in-one, ready-touse excipient composite. It effectively combines all functionalities required for tableting in a single excipient composite.
PROSOLV® RX 90 is more than a simple physical blend. It is a homogeneous, lubricated high functionality excipient composite. Each component of the composite maintains its chemical identity while synergistically providing increased functional performance.
See the case study:
Case Study II: Medium-Dosage Paracetamol Formulation
In these formulations, the properties of the API dominate the formulation and compaction properties. A formulation containing 40 % Paracetamol as a poorly compressible model API was evaluated to investigate the compaction properties of PROSOLV® RX 90 in a challenging formulation.
Case study: poorly compressible API
PROSOLV® RX 90 + paracetamol tablets (13 mm, 500 mg) were pressed on a
IMA Kilian – Pressima 13 EU-D.

Conclusion
The analyzed tablets showed significantly improved tablet properties in comparison to the tablets made from the physical blend.
PROSOLV® RX 90 tablets exhibited:
- 30 – 50 % higher robustness (tensile strength)
- 100 % higher lubrication effciency on average
- Similar dissolution profiles for both products
Benefits
- The PROSOLV® RX 90 line is especially well suited for continuous manufacturing
- Only 2 feeders are needed – one for the API – one for the PROSOLV® RX 90 composite which acts as filler/binder, flow aid, disintegrant and lubricant at the same time
- Unique surface structure enables fast and segregation-free blending with API’s
- Outstanding robustness in terms of blending time, especially for the SSF containing PROSOLV® RX 90.
See the full technical brochure on PROSOLV® RX 90 here
(click the picture to download the brochure)
Source: JRS Pharma technical brochure PROSOLV® RX 90
Read also the other PROSOLV® RX 90 case studys:
- Case Study I: Improving Content Uniformity in Low-Dose DC Formulations
- Case Study III: High-speed Tableting of PROSOLV® RX 90










































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