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Table 3 Switching proportion and patterns from initial therapy within 6 months, stratified by initial antipsychotic prescribed

From: Low continuation of antipsychotic therapy in Parkinson disease – intolerance, ineffectiveness, or inertia?

Initial Agent Switched, n (row%) Switching to drug, n (row %)
P Q A R O Other antipsychotic
Pimavanserin (n = 153) 12 (7.8) 11 (91.7) 0 (0) 0 (0) 0 (0) 1 (8.3)
Quetiapine (n = 2452) 120 (4.9) 32 (26.7) 6 (5.0) 34 (28.3) 24 (20.0) 24 (20.0)
Aripiprazole
(n = 169)
8 (4.7) 0 (0) 6 (75.0) 1 (12.5) 1 (12.5) 0 (0)
Risperidone
(n = 462)
39 (8.4) 0 (0) 26 (66.7) 2 (5.1) 7 (17.9) 4 (10.3)
Olanzapine
(n = 304)
32 (10.5) 2 (6.3) 20 (62.5) 1 (3.1) 6 (18.7) 3 (9.4)
  1. A aripiprazole, O olanzapine, P pimavanserin, Q quetiapine, R risperidone