This medication is used to treat certain mental/mood disorders (such as schizophrenia). Fluphenazine decanoate is a long-acting form of fluphenazine. It may be used by people who have trouble remembering to take medication every day. Fluphenazine belongs to a class of drugs known as antipsychotics... This medication is not recommended for use in children under 12 years of age. View More Info

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