Drugs can be made at home too and not be taxed. One can't use that statement to justify it.
I'm a child of the late 60's in High School. I've never smoked weed. Been to hundreds of concerts and private gatherings where the joint was passed along, just never partook.
The "medical Mary Jane in Commifornika is a joke. You walk into a doctor, say you have a headache, you get a prescription.
headaches can be debilitating, for what it is worth.
and they don't always respond to OTC or heavier drugs. I'm guessing you aren't making percocet at home, though.