Partial antagonist-Chlorpromazine

From Psychiatrienet
Jump to: navigation, search
Partial antagonist

Aripiprazole
Brexpiprazole
Cariprazine

Chlorpromazine
Type Antipsychotic
Group Phenothiazines
links
Medscape Chlorpromazine
PubChem 2726
PubMed Chlorpromazine
Kompas (Dutch) Chlorpromazine
Wikipedia Chlorpromazine

Switch medication from Partial antagonist to Chlorpromazine.
Partial antagonist is a collection of antipsychotic drugs having similar properties with respect to switching. A switch to member of the 'partial antagonist' group from anotherdrug should be read as partial antagonist-anotherdrug. Similarly, a switch from a member of the 'partial antagonist' group to anotherdrug should be read as anotherdrug-partial antagonist.

Nietinrijdenbord.png Stop Partial antagonist
  • Day 1-21: Continue drug at usual dose
  • Day 22: Stop drug
Eenrichtingbord.png Start Chlorpromazine
  • Day 1-4: approx. 25% of target dose
  • Day 5-8: approx. 50% of target dose
  • Day 9-12: approx. 75% of target dose
  • Day 13: target dose
  • Day 28: Reevaluate dose, if necessary adjust dose
Infobord.png More information
  • During this switch you could monitor ECG, especially in patients prone to QT-conduction problems.
  • There is a possibility of QT interval prolongation.[1]
  • During this switch monitoring of the haematological parameters is necessary.
    StopAbruptly21StartGradually2.jpg
Nietinrijdenbord.png — Partial antagonist
Eenrichtingbord.png — Chlorpromazine


  1. Stöllberger C, Huber JO, Finsterer J, Antipsychotic drugs and QT prolongation. Int Clin Psychopharmacol. 2005 Sep;20(5):243-51.
The editors of psychiatrienet.nl take the greatest care to provide up-to-date and accurate information on this site. Nevertheless, mistakes and omissions cannot be entirely excluded. No rights devolve from the information provided. The editors and other providers of information to this site accept no responsibility for the content of this site or for the information provided therein; neither do they accept responsibility for possible damages which may derive from the use of the information on this site or from the linked sites. The editorial board accepts no responsibility for the content of the (linked) sites, for access to them, or for the products and services on these sites, nor for the occurrence of errors, viruses, and/or disruptions in service.