Abstract: A bidet apparatus includes a building fixture having a water pipe carrying pressurized water; a valve connector tube having a connector tube first end and a connector tube second end; a water pipe coupling structure coupling the connector tube to the water pipe so that the water pipe and the connector tube first end are in fluid communication; a mixing valve including a water inlet structure coupled to the connector tube second end, a medication inlet structure and a squeeze bottle containing medication and coupled to the medication inlet structure through a bottle coupler structure containing a check valve oriented to obstruct liquid flow into the bottle from the mixing valve structure, an internal mixing cavity in which the medication from the bottle and the water from the water pipe are mixed to produce a liquid mixture, a mixture outlet structure including an outlet coupling structure; a flexible mixture delivery tube having a delivery tube first end and a delivery tube second end, the delivery tube first