The card does not name the situations in which a probiotic is started or the length of the course: the recommended daily amount and the method of use are given on the packaging. The source recommends taking the supplement together with fermented dairy products. The claims about supporting digestion, enzyme production and raising immunity have no confirmation.
General information (not a manufacturer's instruction): when taking antibiotics, in diseases of the digestive tract and with weakened immunity, the timing and the need are discussed with a doctor.