a. You can claim all Medical expenses related to your family members including spouses
b. You can claim glasses dental prescribe medical physio therapy
c. If you have to change your home due to medical reason you can claimed as expenses like left in home
d. Usually medical expenses period start from Jan to Dec
e. In special circumstances you can change start and end of year to maximize refund if you particular period of months over year your have too much medical expenses
f. Your medical expense should be more than 3% of your income or more than 1500 to be used in your taxes