False about scabies is all except
Not transmitted sexually.
Pruritis is predominantly absent.
Baby mite develops into adult in 30days.
Erythematous papules develop due to delayed type 4 hypersensitivity.
Scabies is characterised by pruritis mainly. 
Sexual transmission is possible mode of initial infection, although it can be seen in household contacts.
Baby mite develops into adult in approximately 10days.