Donated stool for faecal microbiota transplantation is not a drug, but guidance and regulation are needed. Issue 3 (April 2020) - Keller, Josbert J; Vehreschild, Maria JGT; Hvas, Christian L; Jørgensen, Simon MD; Kupcinskas, Juozas; Link, Alexander; Mulder, Chris JJ; Goldenberg, Simon D; Arasaradnam, Ramesh; Sokol, Harry; Gasbarrini, Antonio; Hoegenauer, Christoph; et al.