Gums enlargement can cause function as well as esthetic problem. Not sure how bad it is unless i do a thorough examination but usually deep scaling we advise first and then do frequent follow ups to monitor gums health. It has been studied that tacrolimus reduces the gingival enlargement so its not wrong what has been given to you but need to check once for proper solution.
Next Steps
you can do one more consult if you are absolutely not sure
Health Tips
warm salt water gargle twice thrice a week is good for oral hygeine