Medical? I say yes, if moderated and it also means it'll be regulated for quality under the FDA or its country-equivalent. Recreational? I say no. Smoke inhalation of any sort isn't healthy and marijuana does predispose to things like COPD, schizophrenia and pneumothoraces (air trapped in the lining...
So now how can I play with a ranger without a bow I totally understand - Support are normally quicker at replying than 2 weeks, but I just wanted you to know it could take that long. Are there no other weapons you have that you could use in the meantime? By level 70 you'd have a couple of spares? :)