Would that not logically justify reimbursement for anything taken for its placebo effects - which would be literally anything as research[1] showed placebo effect occurs even when the subject knows they are taking a placebo? It feels more like justification after the fact.
[1] http://www.theguardian.com/science/2010/dec/22/placebo-effec... [1 alternate] http://www.scientificamerican.com/podcast/episode/placebos-w...