Brief Answer:
Further medical evaluation is necessary.

Detailed Answer:
Hello and welcome to "Ask a Doctor " service.

I have read your query and here is my advice.

Dizziness and balance problems may be features of conditions such viral infections, lowering of blood pressure ( especially if you use blood pressure pills ), etc.

One side of the face numbness may be related to dental problems on that side of the face.

In rare cases, if these symptoms are thought to be caused by the same condition, brain dysfunction such as in cases of stroke, brain mass, etc. may be considered.

In all the scenarios, first step in understanding better your condition, a throughout medical examination by your primary care Doctor is necessary.

Hope you found the answer helpful.

Let me know if I can assist you further.

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