Formulasi beads tetrandrine menggunakan metode gelasi ionik ca-alginat tersalut hidroksipropilmetil selulosa ftalat atau selulosa asetat ftalat sebagai sediaan kolon tetarget = Formulation of tetrandrine beads using ionic gelation method ca alginate coated hydroxypropylmethyl cellulose phthalate or cellulose acetate phthalate as colon targeted dosage form / Fitri Rina Wulandari