Primary polydipsia the response of the kidneys to vasopressin, thus reducing the kidney's ability to concentrate the urine. This means that psychogenic polydipsia may lead to test results (e.g. in a water restriction test) consistent with diabetes insipidus or SIADH, leading to misdiagnosis. Dry mouth is often a side effect of medications used in the treatment of some mental disorders, rather than being caused by the underlying condition. Such medications include antipsychotics, antidepressants, anticonvulsants, alpha agonists and anticholinergics. It should also be ensured that the thirst isn't caused by diuretic use (particularly thiazide diuretics), MDMA use, excessive solute intake or chronic alcoholism.
A Weekend in the City track, "Song for Clay (Disappear Here)", was inspired by ""Less Than Zero"", a novel by Bret Easton Ellis which depicts excessive hedonism and its effects on individuals. The song title references the protagonist Clay and a billboard in the book which displays the phrase "Disappear Here", while the action is relocated to Les Trois Garçons restaurant in Shoreditch, East London. "Waiting for the 7.18" provides an escapist counterpoint by mentioning a trip to Brighton following disillusionment with working life in the capital. The fifth song on "A Weekend in the City", "Uniform", references London again and criticises the youth subculture