This section does not limit the ability of an employer to establish, continue, or enforce a drug-free workplace program or policy. This section does not require an employer to accommodate the medical use of pot in any workplace or any employee working while under the influence of pot. This section does not create a cause of action against an employer for wrongful discharge or discrimination. Pot, as defined in this section, is not reimbursable under chapter 440.

Read more>>>Source: Florida Preserves Employer Protections in MMJ Bill – Lexology