Drain arrangement for connection to a sanitary item, comprising a drain valve housing which has a first channel section with an inlet opening, has a second channel section with an outlet opening, which emerges laterally from the drain valve housing, and has a valve seat situated between the inlet opening and the outlet opening, a valve body which is movable from the valve seat from a closed position into an open position, an actuating unit by way of which the valve body is movable, and an outflow pipe which follows the outlet opening, wherein a first central axis extends centrally through the first channel section, and an outflow pipe central axis extends centrally through the outflow pipe, wherein the outflow pipe central axis intersects the first central axis, or wherein the outflow pipe central axis is at a distance from the first central axis, wherein the distance corresponds at most to half the diameter of the outlet opening, wherein the drain arrangement furthermore comprises an overflow unit, which has a first connecting pipe, an overflow pipe and a second connecting pipe, wherein the first connecting pipe is led, from an upper mouth opening, out of the first channel section from above the valve seat and opens into the overflow pipe, which, in the installation position, extends upwards substantially counter to the plumb-line direction, and wherein the overflow pipe opens, below the first connecting pipe, into the second connecting pipe, which opens, below the valve seat, into the first channel section, and/or the second channel section, via a lower mouth opening, and wherein both the outlet opening and the mouth openings (27, 28) are arranged at the drain valve housing laterally with respect to the drain valve housing, in such a way that, as seen in the installation position, the outflow pipe and the connecting pipes (24, 26) extend substantially next to one another. a drain valve housing which has a first channel section with an inlet opening, has a second channel section with an outlet opening, which emerges laterally from the drain valve housing, and has a valve seat situated between the inlet opening and the outlet opening, a valve body which is movable from the valve seat from a closed position into an open position, an actuating unit by way of which the valve body is movable, and an outflow pipe which follows the outlet opening, wherein a first central axis extends centrally through the first channel section, and an outflow pipe central axis extends centrally through the outflow pipe, wherein the outflow pipe central axis intersects the first central axis, or wherein the outflow pipe central axis is at a distance from the first central axis, wherein the distance corresponds at most to half the diameter of the outlet opening, wherein the drain arrangement furthermore comprises an overflow unit, which has a first connecting pipe, an overflow pipe and a second connecting pipe, wherein the first connecting pipe is led, from an upper mouth opening, out of the first channel section from above the valve seat and opens into the overflow pipe, which, in the installation position, extends upwards substantially counter to the plumb-line direction, and wherein the overflow pipe opens, below the first connecting pipe, into the second connecting pipe, which opens, below the valve seat, into the first channel section, and/or the second channel section, via a lower mouth opening, and wherein both the outlet opening and the mouth openings (27, 28) are arranged at the drain valve housing laterally with respect to the drain valve housing, in such a way that, as seen in the installation position, the outflow pipe and the connecting pipes (24, 26) extend substantially next to one another.