"The Bachelor Cure" is a 1994 Silhouette Romance by Pepper Adams.
"Take One Free-spirited Man:
Clay Cusak -- a hometown hero eager for adventure and a girl in every port....
Add One Dedicated Woman:
Dr. Molly Fox -- just home to visit, but unexpectedly charmed by both the small town...and Clay. Once her worst nightmare, now he was her every fantasy!
Clay was nearly irresistible, but Molly refused to be just another pretty woman in his travel scrapbook. What could she prescribe to turn a wandering bachelor into a happily married man?"