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Table 1 Daily dose prescriptions in different stages of the treatment of schizophrenia.

From: Survey on schizophrenia treatment in Mexico: perception and antipsychotic prescription patterns

 

Initial Dose (mg/day)

Maintenance (patient who recovered from an acute episode) (mg/day)

Maximum dosage for chronic severely ill psychotic patient (mg/day)

Risperidone

3.3(2.1) 1–12

4.1 (1.6) 1–12

6.9 (2.8) 1–20

Olanzapine

9.2 (3.7) 2–20

9.5 (3.5) 2.5–20

15.5 (7.2) 3–40

Quetiapine

139.6(156.3) 20–800

208.1 (141.3) 15–775

371.5 (209.9) 15–800

Clozapine

109.1 (128.6) 10–600

194.1 (126.1) 10–600

358.1 (225.6) 10–900

Haloperidol

16.3 (17.1) 1–150

14.3 (10.9) 3–90

30.3 (23.6) 1–150

Trifluoperazine

15.6 (15.1) 1–120

17.1 (15.7) 3–120

30.1(20.5) 5–100

Perfenazine

15.1 (12.8) 4–96

16.4 (13.7) 2–96

23.1 (15.9) 4–90