The healing time of mycoplasma infection in babies depends mainly on the extent of the infection and whether the treatment is timely, etc. It may take a week to heal in a fast case, or 2-3 weeks or even longer in a more complicated case. Mycoplasma infections in babies can be cured in a week or so if the infection is localized to the upper respiratory tract and is actively treated. If the pneumonia caused by mycoplasma infection, especially severe mycoplasma pneumonia, the treatment time is relatively long, may need 2-3 weeks, or even longer, can be cured. Mycoplasma infection is a relatively easy recurrence of the disease, it is recommended to consult a doctor in time, active and comprehensive treatment, standardized medication, do not stop or reduce the amount of medication without authorization and so on.