I am not a medical person, but some members of my ITP group on facebook sometimes have their low platelets treated with IV Immunoglobulin, or with Rituximab. Might be worth asking about.
I sure hope your bleeding situation clears up very soon. Sending lots of positive thoughts your way!

Wife/Caregiver
6/5 ENT visit
6/11 FNA biopsy on lymph node
6/13 DX T2N2b stage 4 SCC on right tonsil metastasis to lymph nodes on right side
7/8 first chemo using Cetuximab
8/20 radiation oncologist initial visit
8/21 dental clearance
Cisplatin and Radiation starting Sept 9
2nd Cisplatin Oct 1
Radiation completed 10/24