Yes, in such cases you can apply for more benefits that individually increase the formal scholarship benefits. To do so, please reach the relevant contact person at DAAD following the scholarship selection procedure. Please note: It is not essential to identify your disability or chronic illness on the application form but in certain situations, it may be helpful. For instance, if your disability adversely impacted your studies or academic successes then this should be taken into account in the selection procedure. You can check here for more details, go to Mobility with a disability.