Film Coating of Nifedipine Extended Release Pellets in a Fluid Bed Coater with a Wurster Insert

Table 6

Influence of process variables on coating performance with the different polymers.

Test	𝑇	𝑉	Opadry II		Opadry
			𝑓agg (%)	𝜂 (%)	𝑓agg (%)	𝜂 (%)
1	−1	+1	13.9	55.4	32.7	51.5
2	+1	+1	12.2	98.2	14.4	86.7
3	−1	−1	2.8	71.8	13.7	66.1
4	+1	−1	4.8	80.2	2.9	68.1
5(C)	0	0	12.8	82.7	13.3	74.9
6(C)	0	0	11.6	83.2	14.6	77.2
7(C)	0	0	11.4	79.3	16.6	69.8