FIELD: medicine, pharmacy.
SUBSTANCE: medicinal formulation possessing the bacteristatic effect consists of a core comprising the following components, wt.-%: clarithromycin, 40.0-80.0; polyvinylpyrrolidone, 3.0-10.0; sodium lauryl sulfate, 2.0-5.0; sodium croscarmelose, 4.0-10.0; aerosil, 0.5-2.0; magnesium stearate, 0.5-2.0, and microcrystalline cellulose, 10.0-31.0. Also, the medicinal formulation consists of envelope comprising the following components, wt.-%: hydroxypropylmethylcellulose, 30.0-70.0; polyethylene glycol, 12.0-22.0; titanium dioxide, 11.0-20.0, hydroxypropylcellulose, 2.0-10.0, dye yellow quinoline, 1.0-4.0, and vanillin, 1.0-4.0. Also, invention describes a method for preparing the medicinal formulation by wet granulation followed by tableting and applying the envelope from an aqueous suspension. Prepared tablets show the necessary mechanical strength, insignificant scattering index by mass (± 3.5%) and dissolving 88-91% for 30 min.
EFFECT: improved and valuable properties of medicinal formulation.
3 cl, 2 tbl
Authors
Dates
2006-01-20—Published
2003-12-15—Filed