* Plasma monitoring for TCA's is advisable, because of plasma-reponse relations, genetic polymorphism and under or overdosing.<ref name="Plasma monitoring of TCA's">[http://tdm-monografie.org/monografie/tca-tricyclische-antidepressiva (dutch) monografie.org tricyclische-antidepressiva]</ref><noinclude><references /></noinclude>