Hello dear welcome to HealthcareMagic Presenting a history of Hotflushes that occur every 1-2mins all day and night I am suggesting you have gradually developing a condition called androgen (testosterone) deficiency syndrome This syndrome is also called the men menopause Regarding your experience with indigestion that present similar features with Hotflushes certain disease of the gastrointestinal system are implicated they include peptic ulcer acid reflux disease gastric cancer and Pancreatic disorder Nevertheless please do the following test to rule out the above conditions Abdominal scan Endoscopy Hormone profile test Meanwhile please see an endocrinologist as well as gastroenterologist specialist with the results for further clinical assessment and adequate drug drug prescription I hope this helps Regards