The invention generally relates to a pharmaceutical composition for oral administration, containing, as active principle, a benzofuran derivative having antiarrhythmic activity, in particular dronedarone and the pharmaceutically acceptable salts thereof, and at least one lipid carrier, said pharmaceutical composition being intended to be used in a dosage form of the capsule type, in particular with a hard shell. This pharmaceutical composition and the dosage form comprising such a composition aim to limit the meal effect following oral administration in humans. The lipid carrier allows: the solubilisation of the active principle of the invention and the shielding thereof from the negative effects of pH in the intestinal tract, thereby allowing same to be spared from the meal effect to a significant extent.