Development and Characterization of Novel Floating-Mucoadhesive Tablets Bearing Venlafaxine Hydrochloride

Table 4

Formulation for optimization of drug: lactose ratio.

Ingredients (in mg)	Formulation code (FC)
	FC8	FC11	FC12	FC13
Venlafaxine hydrochloride	42.43	42.43	42.43	42.43
HPMC K4MCR	140	140	140	140
Carbopol 934PNF	15	15	15	15
Sodium bicarbonate	20	20	20	20
Lactose	30	20	40	50
Magnesium stearate	2.57	2.57	2.57	2.57
Tablet Wt. (mg)	250	240	260	270