Zisper Forte 4 mg 2 mg Tablet MD is a combination medicine used in the treatment of schizophrenia It works by modulating the action of certain chemical messengers in the brain that affect thoughts Zisper Forte 4 mg 2 mg Tablet MD is taken with or without food preferably at night However it is advised to take it at the same time each day as this helps to maintain a consistent level of medicine in the body Take this in the dose and duration advised by your doctor If you miss a dose of this medicine take it as soon as you remember It is important not to stop this medicine suddenly without talking to the doctor as it may worsen your symptoms Some common side effects of this medicine include Nausea constipation and dryness in mouth Initially this medicine may cause a sudden drop in the blood pressure when you change positions so it is better to rise slowly if you have been sitting or lying down It also causes dizziness and sleepiness So do not drive or do anything that requires mental focus until you know how this medicine affects you This medicine may increase your weight blood sugar and cholesterol but modifying your lifestyle by having a healthy diet and exercising regularly can reduce this side effect