Getting tired , anxiety, post Covid.

Got first symptom of Covid ( fever for two days ,fatigue and loose motion) on 12 Apr.tested positive on 15 Apr.Took Ivermectin and Amoxicillin for 5 days along with zinc and Vitamin C supplements.Have been doing all normal household chores.But due to anxiety related fast heart beat and partially blocked left nostril ( for two days only ,not now) and pain in lymphnodes below jaw and end of voice box ( no cough cold or sore throat) couldn't sleep properly since many days.Feeling tired since last evening.Can lack of proper sleep be the reason?able to complete 6 min walk test easily since last 4 days.Current medication,started from last night- Ceftum,Bilazest ,Signoflam.Pain in lymphnodes and end of voice box lessened