Nidanib is known as nidanib ethanesulfonate capsules, and there are no exact rules about how long this medication needs to be taken before it can be stopped. Generally speaking, the drug can usually be discontinued after the condition is stabilized if the effect of the drug is good; if the effect is not good or there are serious side effects, the drug can be discontinued after the doctor’s diagnosis. Nidazanib ethanesulfonate capsule is a treatment for idiopathic pulmonary fibrosis, systemic sclerosis-related interstitial lung disease, progressive phenotypes of chronic fibrosing interstitial lung disease, this drug stopping time, need to be combined with the effect of the drug, the condition of the disease changes and other factors to determine, if the efficacy of the drug is better, usually after the condition is stabilized before the discontinuation of the drug. For the effect is not very satisfactory, or the existence of the lowest dose of intolerance, aspartate aminotransferase or alanine aminotransferase increased more than 5 times the upper limit of the normal value of the symptoms, after the doctor’s diagnosis is required to stop the drug. Due to individual differences, it is not possible to generalize the exact time of discontinuation. Nidazanib ethanesulfonate capsules may cause nausea, vomiting, diarrhea and other side effects, this drug is prohibited for patients allergic to soy, peanuts, nidazanib and any excipients, prohibited during pregnancy, breastfeeding if you need to use the drug must be suspended breast milk. Patients should not take this drug indiscriminately and must be directed by a medical professional.