Generally, you can have a child about two years after chemotherapy, and you need to have a comprehensive examination of your body before you prepare for pregnancy, and you can only prepare for pregnancy if your body is suitable and meets the conditions for pregnancy. Chemotherapy is a method to treat cancer, mainly through chemical treatment to kill cancer cells, for the treatment of cellular drugs will generally cause certain side effects on the body, so during chemotherapy there will be nausea and vomiting, hair loss, diarrhea and other reactions. Therefore, after chemotherapy, you need to wait for your body to recover before you can prepare for pregnancy, and the general recovery time is about two years, and you also need to go to the hospital to do a comprehensive pre-pregnancy checkup before preparing for pregnancy to make sure that your body has fully recovered and meets the conditions for pregnancy. After chemotherapy, the body will be relatively weak, we must do a good job of life care, timely supplementation of a variety of dietary nutrients, if the body is not feeling well, you should consult a doctor in a timely manner.