I think so, if you're both clean, and if you both do NOT reminisce about the good times getting high on meth. Once you do that, you'll start wanting it again. That relationship has to be built on moving forward, not reverting back to old times. If they are as committed to staying clean as you are, then great. But if they still spend time with people using meth then you need to distance yourself, plain and simple.
Click Here to search for a treatment center in your state that is right for you.