Heal other party members
Walk the dog. Buy potions. Visit the toilet. Grab something to drink and eat. If you are on a time limit because you got plans let the group know so they can decide if it is possible to complete in that time or that you need to be replaced. Make sure you have enough HP and MP pots for the complete ride. Heal other party members. Megaten Gold with priority when he is under attack so Cleric can keep healing the tank.