Symptoms on 14th May. Result came on 20th. Had tablets with doctor advise Doxycycline, paracetamol, pantoprozole 40mg, tap- methylprednisolone 8mg, cap becosules zinc and fulka 150mg. Tablets was over for 5days. Now tongue is like blue. Not fully. Some what here and there.. Sp02 yesterday night was 93 94 95 96 like that. Today morning it was 98. What's the reason. And she is telling teeth paining. Age 61 female. No diabetic and hospitalized.