Medicine Name: Meganeuron PG Capsule. Composition: Benfotiamine (7.5mg) + Folic Acid (0.75mg) + Methylcobalamin (750mcg) + Pregabalin (75mg) + Vitamin B6 (Pyridoxine) (1.5mg). Side Effects: Dizziness Sleepiness Tiredness Uncoordinated body movements.