It is serious. I ended up sitting next to dialysis patients in lounge chairs hooked up to machines for a couple hours.

If she is positive for Covid-19 the known treatments will not affect her significantly. Wafarin has a known interaction with the medications talked about in the news. The INR will increase if she is receiving the malaria drugs. This means her blood will be thinner than needed. The dosage of Wafarin can be adjusted and she can still fight the Corona Virus. I have discussed this with my physician who is familiar with the prophylaxis use of the drugs for third world travel.