Introduction Paliperidone Palmitate 3-month formulation (PP3M) has shown a significantly longer time to relapse compared placebo, with similar efficacy and safety 1-month (PP1M) (Carpiniello et al. Drug Des. Devel. Ther. 2016; 10 1731–1742). Objectives The main objective of this study was determine the effectiveness PP3M in preventing hospital admissions emergency room visits, people non-acute ...

We present a case of catatonia, which occurred shortly after starting a new antipsychotic, paliperidone, an active metabolite of risperidone. Catatonia may be caused by a variety of conditions, including metabolic, neurologic, psychiatric and toxic processes. Interestingly, risperidone, which has been thought to cause several cases of catatonia, has also been recommended as a potential treatmen...

Constipation is a side effect of antipsychotic drugs that have high affinity for muscarinic cholinergic receptors. In addition, ileus is an important side effect of antipsychotic treatment, with potentially morbid and mortal consequences if early detection fails. In this report, a colonic ileus case is described in a patient with schizophrenia under the treatment of paliperidone palmitate. Cons...

We report a case of a girl with a history of obsessive-compulsive disorder (OCD) subsequently exhibiting psychosis. She never attained remission since the outset. Initially she seemed to be resistant to most antipsychotics, namely, risperidone, haloperidol, paliperidone, quetiapine, and clozapine. However, she later responded remarkably better to risperidone after it was reintroduced for the se...

Adverse skin reactions are an important type of adverse drug reactions which have been reported with a wide variety of psychotropics including both typical and atypical antipsychotics. Like typical antipsychotics, atypical antipsychotics such as olanzapine, risperidone, and paliperidone have been documented to cause skin reactions. Reports of aripiprazole-induced skin reactions are sparse. We r...