Some of the long-acting first-generation antipsychotics may still be useful in co-occurring Psychotic Spectrum Disorders and HPPD II 58. In one study, haloperidol was noted to reduce hallucinations, but an exacerbation of flashbacks in the early phases of treatment was highlighted as well 1,69. HPPD can occur in combination with other mental disorders, such as …

ARI functions as a D2 and 5-HT1A receptor partial agonist and as an antagonist of the 5-HT2A and 5-HT7 receptor (Lawler et al., 1999; Burstein et al., 2005; Jordan et al., 2002). It has moderate affinities for histamine and α-adrenergic receptors and serotonin transporters. The CNS dopamine system is implicated in both reward processing/memory and …