First just keep going, but get them to add movement, clean food and excellent sleep quality, with those three things you can beat a lot of ailments alone.
But we heal when we sleep, so if sleep is bad nothing else can really heal you. Then you need to reduce the toxic burden as much as possible, and finally move to keep the energy and blood flowing to take nutrients and qi to where it’s needed to do the healing.
After that my favorite healing team is in this book here - I’ve worked with them for years and healed things allopathic medicine is clueless about.