Are Medicine Cabinets Outdated . Or all ll the things you might need straight out of a shower while drying and before dressing. And the drum roll please…here’s the finished medicine cabinet makeover! Barn wood and Old Window Medicine Bathroom medicine from www.pinterest.com Add the crown moulding to the top. How to update a medicine cabinet without replacing it. On the other hand, open shelves are popular nowadays and the demand for medicine cabinets is not as big.