👉 In medicine, a post-typhoidal infection is an infection that occurs after having recovered from typhoid fever. It usually begins two to four weeks later and can lead to diarrhea, abdominal pain, nausea, vomiting, fever, or other symptoms similar to those of typhoid fever. Post-typhoidal infections may also occur during the recovery period after a previous typhoid infection. Treatment for post-typhoidal infections typically involves antibiotics to prevent further complications, such as pneumonia