Sickle C Acute Caendum in Cove 19 Patients

Sickle cel acute caendum in cove 19 patients. Most of the 20 odd cases reported have actually done pretty well, although a lot of these patients did get exchange transfusion. In that patient population, we fight about this at nauseum, about divite pro phylaxis. What dose would you use in them? Both coveniten and sickle disease are both protrombotic states.