perphenazine enanthate perphenazine enanthate perphenazine enanthate, sold under the brand name trilafon enantat among others, is a typical antipsychotic and a depot antipsychotic ester which is used in the treatment of schizophrenia and has been marketed in europe. it is formulated in sesame oil and administered by intramuscular injection and acts as a long-lasting prodrug of perphenazine. perphenazine enanthate is used at a dose of 25 to 200 mg once every 2 weeks by injection, with a time to peak levels of 2 to 3 days and an elimination half-life of 4 to 7 days. pharmacokinetics of long-acting injectable antipsychotics medicationbrand nameclassvehicledosagetmaxt1/2 singlet1/2 multiplelogpcref aripiprazole lauroxilaristadaatypicalwatera441–1064 mg/4–8 weeks24–35 days ?54–57 days7.9–10.0 aripiprazole monohydrateabilify maintenaatypicalwatera300–400 mg/4 weeks7 days ?30–47 days4.9–5.2 bromperidol decanoateimpromen decanoastypicalsesame oil40–300 mg/4 weeks3–9 days ?21–25 days7.9 clopentixol decanoatesordinol depottypicalviscoleob50–600 mg/1–4 weeks4–7 days ?19 days9.0 flupentixol decanoatedepixoltypicalviscoleob10–200 mg/2–4 weeks4–10 days8 days17 days7.2–9.2 fluphenazine decanoateprolixin decanoatetypicalsesame oil12.5–100 mg/2–5 weeks1–2 days1–10 days14–100 days7.2–9.0 fluphenazine enanthateprolixin enanthatetypicalsesame oil12.5–100 mg/1–4 weeks2–3 days4 days ?6.4–7.4 fluspirileneimap, redeptintypicalwatera2–12 mg/1 week1–8 days7 days ?5.2–5.8 haloperidol decanoatehaldol decanoatetypicalsesame oil20–400 mg/2–4 weeks3–9 days18–21 days7.2–7.9 olanzapine pamoatezyprexa relprevvatypicalwatera150–405 mg/2–4 weeks7 days ?30 days– oxyprothepin decanoatemeclopintypical ? ? ? ? ?8.5–8.7 paliperidone palmitateinvega sustennaatypicalwatera39–819 mg/4–12 weeks13–33 days25–139 days ?8.1–10.1 perphenazine decanoatetrilafon dekanoattypicalsesame oil50–200 mg/2–4 weeks ? ?27 days8.9 perphenazine enanthatetrilafon enanthatetypicalsesame oil25–200 mg/2 weeks2–3 days ?4–7 days6.4–7.2 pipotiazine palmitatepiportil longumtypicalviscoleob25–400 mg/4 weeks9–10 days ?14–21 days8.5–11.6 pipotiazine undecylenatepiportil mediumtypicalsesame oil100–200 mg/2 weeks ? ? ?8.4 risperidonerisperdal constaatypicalmicrospheres12.5–75 mg/2 weeks21 days ?3–6 days– zuclopentixol acetateclopixol acuphasetypicalviscoleob50–200 mg/1–3 days1–2 days1–2 days4.7–4.9 zuclopentixol decanoateclopixol depottypicalviscoleob50–800 mg/2–4 weeks4–9 days ?11–21 days7.5–9.0 note: all by intramuscular injection. footnotes: a = microcrystalline or nanocrystalline aqueous suspension. b = low-viscosity vegetable oil (specifically fractionated coconut oil with medium-chain triglycerides). c = predicted, from pubchem and drugbank. sources: main: see template. perphenazine enanthateclinical datatrade namesdecentan depot, peratsin enantaatti, trilafon, trilafon enantato, trilafon enantat, trilifan retardother namesperphenazine enantateroutes ofadministrationintramuscular injectiondrug classtypical antipsychoticatc coden05ab03 (who) legal statuslegal status in general: ℞ (prescription only) identifiers iupac name 2-piperazin-1-yl]ethyl heptanoate cas number17528-28-8pubchem cid62871drugbankdb14651chemspider56601uniiz6rs3dkn8jkeggd08342comptox dashboard (epa)dtxsid40169963 echa infocard100.037.739 chemical and physical dataformulac28h38cln3o2smolar mass516.14 g·mol−13d model (jsmol)interactive image smiles ccccccc(=o)occn1ccn(cc1)cccn2c3=cc=cc=c3sc4=c2c=c(c=c4)cl inchi inchi=1s/c28h38cln3o2s/c1-2-3-4-5-11-28(33)34-21-20-31-18-16-30(17-19-31)14-8-15-32-24-9-6-7-10-26(24)35-27-13-12-23(29)22-25(27)32/h6-7,9-10,12-13,22h,2-5,8,11,14-21h2,1h3key:pwegqjciamjjhc-uhfffaoysa-n