The timing of filter removal after inferior vena cava filter placement depends on the type of filter placed and the severity of the patient’s condition. Inferior vena cava filters can be categorized as temporary (removable filters) or permanent filters. 1. If the filter is a temporary filter that has not been in place for longer than the specified period (usually two weeks) and the patient has no free floating thrombus or fresh thrombus in the inferior vena cava as confirmed by imaging, the inferior vena cava filter can be removed within two weeks. 2. Filters should not be removed if they are permanent, if they are temporary but have been in place for longer than the indicated period (two weeks), or if the patient is still at high risk for recurrent embolism. Any of these filters should not be removed by force to avoid injury to the inferior vena cava. The future trend of filters is “point-of-contact, convertible, and absorbable”, and some related products are being actively researched and developed in anticipation of new, safer, and more effective filters. If you feel unwell, go to a regular hospital.