Help one mother to fight cancer

I am a grad student at the University of Minnesota. Back in my country Bangladesh, My mother in law is fighting colon cancer and diagnosed with stage 3 B. We completed the preliminary surgery on 20 December 2020 and she needs 12 successive chemotherapy within 6 months. We also completed the first therapy on 10 January 2021 but still need 11 more to complete. Our financial condition is not enough to bear such expensive medical costs in Bangladesh. We badly in need of 5000 USD urgently.