You should consult with an attorney that handles discrimination cases. I suspect that the employer may refuse to permit you to work there while under the influence of Fentanyl The question is what accommodations are they required to make, as far as holding your job open. I do not know that answer You may be too late to apply for FMLA. I do not know.
Answered on Nov 12th, 2012 at 9:52 PM