Hi Madam, its better to show her to an Ophthalmologist. Please answer a few more questions
1. Since when she is having headache?
2. Does she gets headache on 1 side of head with associated nausea
3. Is there any family history of plus power glasses( hypermetropia
) with or without glaucoma
in her parents family?
4. Amaurosis fugax
is a condition in which vision gets blurred for a few seconds & later recovers.
5. Is she very obese
6. If the condition persists, its better to get investigated. Pleases do hemogram, Ophthalmic & ENT examination