What happens when you take co-codamol and fluoxetine together?

Yes. Co-Codamol or Tylenol 3 (as it's Paracetamol (Tylenol) with Codeine) is safe to combine with Diflucan (Fluconazole), an Anti Fungal.

Warning: Never drive or operate machinery before knowing how Codeine will effect you. The most common side effect(s) of this medication are: Drowsiness.

Warning: Never consume alcohol while taking medications with Codeine, as this may cause an unsafe drop in blood pressure and respiration, ultimately resulting in coma or death.