Biopin 25/50/ 75 Tablet works by increasing the levels of chemical messengers in the brain that stabilizes and enhances the mood. It is better to take it before bedtime because it can make you feel drowsy. It can be taken with or without food, but you should take it at a fixed time each day for better efficacy. The dose and duration will be decided by your doctor so that you get the right amount to control your symptoms BIOPIN M 75 for Neuropathic paincombination of two medicines used to treat neuropathic pain. It works by protecting the nerve fibers against damage, repairing the damaged nerves. This way it effectively relieves the pain sensation and also elevates the mood.