- In general after long-term maintenance treatment, the best is to reduce the dose by about 25% every 4-6 weeks. An apt pharmaceutical dose (tablet, capsule, mixture) is not always available. In these cases one should be creative with dosing. 
- Another, more risky, possibility is being at a certain dose to use the following scheme:
- The UK Drug and Therapeutics Bulletin; 1999;37:49-52
- Editor: please note that not all dosages are available in pharmacy. So now and then you should be creative.