Risperidone is marketed under several brand names, with the most prominent being Risperdal [1].
What other names is risperdal sold under?
Besides Risperdal, risperidone is also available under the brand name Risperdal Consta, which is an injectable form [2].
Who makes risperdal?
The original manufacturer of Risperdal was Janssen Pharmaceutica, a subsidiary of Johnson & Johnson [3]. Following patent expirations, generic versions of risperidone are now produced by numerous pharmaceutical companies [4].
When did risperdal patents expire?
The primary patents for risperidone have long since expired, allowing for the introduction of generic versions [4]. For example, key patents related to the drug's formulation and methods of use expired in the early to mid-2000s [5].
What are the uses of risperidone?
Risperidone is an atypical antipsychotic medication used to treat a range of mental health conditions. These include schizophrenia, bipolar disorder (manic and mixed episodes), and irritability associated with autistic disorder in children and adolescents [1].
What are the side effects of risperidone?
Common side effects of risperidone can include drowsiness, dizziness, lightheadedness, weight gain, and movement disorders such as tremor or stiffness [1]. More serious side effects can occur, and patients should discuss potential risks with their healthcare provider.
How does risperdal compare to other antipsychotics?
Risperidone is an atypical (second-generation) antipsychotic. It works by affecting dopamine and serotonin levels in the brain. Other atypical antipsychotics include olanzapine, quetiapine, and aripiprazole, each with its own specific efficacy and side effect profile [6]. Risperidone is generally considered to be moderately potent among atypical antipsychotics [7].