The antibiotic I'm taking to get rid of the infection from my dental implant precludes me from getting my twice-weekly phototherapy that is necessary because it helps with the intolerable itching caused by my blood cancer.
[Image: Victorian Blood Book, from the library of Evelyn Waugh, now at U of Texas, http://www.hrc.utexas.edu/enews/2009/february/bloodbook.html]
