Answer the call of your Lord before there cometh unto you from Allah a Day which there is no averting. Ye have no refuge on that Day, nor have a ye any (power of) refusal.
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.