If you take a look at some previous research, you would figure long term care companies wouldn't mind marijuana consumption (not smoking; edible or vape) seeing as it has great potential for treatment (dare I say prevention?) for dementia and alzheimers.
The Potential Therapeutic Effects of THC on Alzheimer's Disease - IOS Press
https://www.ncbi.nlm.nih.gov/pubmed/17140265
Tetrahydrocannabinol for neuropsychiatric symptoms in dementia
Safety and Efficacy of Medical Cannabis Oil for Behavioral and Psychological Symptoms of Dementia: An-Open Label, Add-On, Pilot Study - IOS Press
The Potential Therapeutic Effects of THC on Alzheimer's Disease - IOS Press
https://www.ncbi.nlm.nih.gov/pubmed/17140265
Tetrahydrocannabinol for neuropsychiatric symptoms in dementia
Safety and Efficacy of Medical Cannabis Oil for Behavioral and Psychological Symptoms of Dementia: An-Open Label, Add-On, Pilot Study - IOS Press