Azaindole derivatives of formula (I): wherein the symbols have the meanings given in the specification, are described. These compounds have a combination of partial nicotinic acetylcholine receptor agonism and dopamine reuptake inhibition. The invention also relates to pharmaceutical compositions containing these compounds, to methods for preparing them, methods for preparing novel intermediates useful for their synthesis, methods for preparing compositions, and uses of such compounds and compositions, for example, their use in administering them to patients to achieve a therapeutic effect in disorders in which nicotinic receptors and/or dopamine transporters are involved, or that can be treated via manipulation of those receptors.