DEVELOPMENT AND EVALUATION OF MUCOADHESIVE AND THERMOSENSITIVE VAGINAL RALOXIFENE HYDROCHLORIDE GEL FOR ENHANCEMENT OF BIOAVAILABILITY
1Mrs. Jimishaben D Kher, 2Dr. Kishorkumar Sorathia
1Research Scholar, Faculty of Pharmacy, Dharmsinh Desai University, Nadiad, Gujarat, India.2Assistant Professor, Department of Pharmaceutics, Faculty of Pharmacy, Dharmsinh Desai University, Nadiad, Gujarat, India
ABSTRACT: Raloxifene hydrochloride, an extraordinarily powerful drug for the remedy of invasive breast most cancers and osteoporosis in post-menopausal women, indicates bad oral bioavailability of 2%. The aim of this observes changed into to broaden, statistically optimize, and characterize raloxifene hydrochloride-loaded vaginal gel, in order to conquer the terrible bioavailability trouble with the drug. A response floor methodology experimental layout became implemented for the optimization vaginal gel, the usage of container-Behnken experimental layout. A Tree- Factors, two level, field -Behnken Design (BBD) changed into applied, to optimize method, using response Surface Method (RSM). the amount of Poloxamer 407 (% w/w), Poloxamer 188 (%w/w), and HPMC (%w/w) have been decided on as impartial variables. The formula became characterized with the aid of pH measurement, Viscosity, Gelation Temperature, Gel erosion, Ex-Vivo muco-adhesion time, balance studies, Ex-vivo permeation take a look at and Drug launch. The optimized formulation were located to have pH 5.7, viscosity at 25°C and 37°C have been measured to be 7500 cp and 9908 cp respectively; Gelation Temperature without dilution of SVF most 33.7 and with dilution of SVF changed into located to be 32.21; Gel erosion look at perform at one-of-a-kind time 50 % gel erosion at 24 hrs; Ex-muco-adhesion time became recorded 30 hrs. Raloxifene hydrochloride-loaded vaginal gel proved extensively advanced in terms of quantity of drug permeated and deposited inside the vagina. those ex vivo findings proved that a raloxifene hydrochloride-loaded vaginal gel system can be a superior opportunity to oral transport of the drug.
KEYWORDS: Osteoporosis, Raloxifene hydrochloride, β-CD, Inclusion Complex, Thermosensitive mucoadhesive vaginal gel.