Hai dear don’t worry it’s not about dengue any long lasting illness that strains Uaa body can postpone your periods as body is not yet healthy to produce ovary.
Dehydration s a major issue in dengue vil result in late menstruation.
Blood loss in dengue needs explanation is it wat you assumed or due to less platelet u gone through haemorrhagic events justify it..
Next Steps
AS of now u can wait for few days.
About your weakness don’t worry it takes time as dengue s a viral disease leading dehydration , energy loss , body pain , joint pain, loss of hunger for few more weeks
Health Tips
Drink plenty of warm water, juices , grains , take food timely.
Get well soon ...