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

Table 1

Formulation for optimization of drug: HPMC K4MCR ratio.

Ingredients (in mg)	Formulation code (FC)
	FC1	FC2	FC3	FC4
Venlafaxine hydrochloride	42.43	42.43	42.43	42.43
HPMC K4MCR	130	135	140	145
Carbopol 934PNF	15	15	15	15
Sodium bicarbonate	15	15	15	15
Lactose	30	30	30	30
Magnesium stearate	2.57	2.57	2.57	2.57
Tablet Wt. (mg)	235	240	245	250