Pharmaceuticals are present in various water sources used by wildlife and as drinking water for humans. Research shows that certain pharmaceuticals, sold over the counter and by prescription only, can harm wildlife. Moreover, the human ingestion of water contaminated by polypharmacy presents a potential cause for concern for human health. Despite the wide scope of this problem, environmental bioethics has not adequately engaged with this topic and, instead, has concerned itself with healthcare waste products more generally. The present essay calls (...) for more ethical investigation on the topic. (shrink)