Syziral 2.5 mg/20 mg Tablet is a prescription medicine used to treat anxiety disorder. It calms the brain by relaxing the nerve cells. It also blocks the action of certain chemical messengers on the heart and blood vessels. Syziral 2.5 mg/20 mg Tablet should be taken on an empty stomach. 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 medicine in the dose and duration advised by your doctor as it has high habit-forming potential. If you miss a dose of this medicine, take it as soon as you remember. Finish the full course of treatment even if you feel better. It is important not to stop taking this medicine suddenly as it may cause withdrawal symptoms. Avoid consuming alcohol while taking this medicine as this may reduce its effectiveness. Some common side effects of this medicine include confusion, memory impairment, slow heart rate, tiredness, and nightmare. It may also cause dizziness and sleepiness. So, do not drive or do anything that requires mental focus until you know how this medicine affects you. Let your doctor know if you experience increased swelling around your legs or ankles, sudden weight gain or sudden shortness of breath while on the treatment. A well-balanced diet and regular exercise can help you maintain proper weight and reduce extra weight. Take caution while taking medicine if you are suffering from liver disease. Your doctor should also know about all other medicines you are taking as many of these may make this medicine less effective or change the way it works. Inform your doctor if you are pregnant, planning pregnancy or breastfeeding.