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. 2019 Jul 12;236(11):3081–3092. doi: 10.1007/s00213-019-05311-2

Box 1 Pharmacokinetic data oral vs injection

Oral flupentixol dihydrochloride (Depixol®) Intramuscular flupentixol decanoate (Depixol®)
Licensed dose range 3–9 mg twice daily 50 mg every 4 weeks to 400 mg every week
Bioavailability 40–55% 100%
Time to peak levels 4 h 4–7 days
Mean plasma half-life (SD) 35 h 17 days (9.2)
Time to steady state 7 days 2–3 months