The present application relates to a sustained release delivery composition of a vesicular
monoamine transporter type 2 (VMAT2) inhibitor, a deuterated derivative thereof, a pharmaceutically acceptable salt thereof, an
active metabolite thereof, or a
prodrug thereof for treatment of hyperkinetic
movement disorders including, but not limited to,
tardive dyskinesia (TD), Huntington's
disease (HD)
chorea, tremors,
dystonia,
chorea, tics, myoclonus, stereotypies,
restless legs syndrome, and various other disorders with abnormal involuntary movements. The present application also relates to a sustained release delivery composition of an
antipsychotic agent, a pharmaceutically acceptable salt thereof, an
active metabolite thereof, or a
prodrug thereof for treatment of
schizophrenia, bipolar disorder, and other psychiatric diseases or disorders. The method of making or using the composition is also disclosed.