IgA nephropathy stage 3 is usually not recommended to have sex in the acute stage, if in remission or stabilization, usually can have sex appropriately. When IgA nephropathy stage 3 is in acute attack, it is not recommended for patients to have sex because at this time, patients have poor physical quality and relatively weak resistance, and if they do not pay attention to moderation when having sex, it may lead to physical exhaustion, thus affecting the recovery of the condition.IgA nephropathy patients mostly have symptoms such as hematuria and edema, and in the case of a more serious condition, it is not suitable for them to have sex, either. If after regular treatment, the condition of IgA nephropathy stage 3 patients is gradually stabilized and the symptoms are under control, they can have sex appropriately. Sex life at this time has little effect on the body, but we should pay attention to moderation and avoid exertion. IgA Nephropathy stage 3 patients are advised to go to the hospital in time, follow the doctor’s instructions, and if necessary, have their condition evaluated by a professional doctor to decide whether they can have sex or not.