Medicine Name: Stablanz-PV Tablet. Composition: Betahistine (16mg) + Vitamin D3 (400IU) + Ginkgo Biloba (60mg) + Piracetam (400mg) + Vinpocetine (5mg). Side Effects: Nausea Upset stomach Indigestion Weight gain Rash Headache Flushing sense of warmth in the face ears neck and trunk Nervousness Abnormality of voluntary movements.