Dr Ken Gillman
Critical independent evaluations in psycho-pharmacology
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Duloxetine does not have a ‘badge-engineered’ metabolite derivative to extend its patent, unlike Venlafaxine (Effexor, now out of patent), and its patent-extending-metabolite, desvenlafaxine.This commentary will be short because it is…
Venlafaxine (Effexor, now out of patent) and its ‘badge-engineered’ metabolite off-spring (desvenlafaxine, Pristiq- in patent, which is even weaker than venlafaxine as an NRI) are examples of drugs whose attribution…
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