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It is possible to have vertigo
with sondylitis of neck region,Vertin is Betahistine
and is used as anti vertigo therapy and it is very rare to have drowsiness
with this drug but caution must be exercised not to do any activity which requires utmost concentration.
Neurbion is vitamin and continue to take as they help in recovery, for constipation
take good amount of water and fresh fruits like papaya etc.
There can be BPV Benign positional vertigo it should improve in 4-5 days follow as advised by your treating doctor.
Consult a Orthopedic surgeon and get a MRI of spine to know exact status of problem and if some thing in ears get ENT Check up also.
Physioterapy helps a lot in spondylitis
once vertigo is controlled.