By LUKE ANDREWS HEALTH REPORTER FOR DAILYMAIL.COM PUBLISHED: 18:06 EDT, 19 August 2022 | UPDATED: 18:14 EDT, 19 August 2022 A medicine doctors have known can cure hair loss for decades could be more effective that previously believed if the way its taken – via pill instead of via an ointment – is changed. Minoxidil — sold under the brand...