Say (unto them, O Muhammad): Lo! the death from which ye shrink will surely meet you, and afterward ye will be returned unto the Knower of the Invisible and the Visible, and He will tell you what ye used to do.
Times are computed by method; your mosque's timetable governs the adhan. Every text carries its source and grade. Nothing here is a fatwa, a prediction, or a substitute for a doctor: your own scholar decides what is contested, and the tradition itself says the practice is alongside treatment, never instead of it.