**6.1 RoTab bilayer compression**

It is one of the dynamic and widely trusted equipments used in compression on mono and bilayer tablets. It comes with software, which makes it easy to use. Due

**Figure 2.** *Bilayer OROS push pull technology.*

**Figure 3.** *L-OROS tm technology.*

#### **Figure 4.** *Dual drug delivery dosage form.*

to various controllable parameters and flexibility, it is of greater utility in R&D. Switching between mono and bilayer makes an impact on its desirability.
