FIELD: medicine, pharmaceutics.
SUBSTANCE: invention refers to chemical-pharmaceutical industry and represents microspheres for treating schizophrenia, having a nucleus/coating structure and a spherical shape wherein the nucleus contains ariliprazol in the solid state, and the coating covers the entire surface or most of the nucleus and contains a biodegradable polymer.
EFFECT: invention provides producing the microspheres of ariliprazol characterised by the high content and sustained release of the active substance, and preparing an injectable aqueous suspension of the above microspheres.
17 cl, 18 ex, 14 dwg
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