Drowsiness, Dizziness, Headache, Dry mouth, Nausea, Constipation, and Weight gain may occur.Pregabalin results in weight gain, sleeplessness, drowsiness, which leads to fatigue, blurred vision, swelling of legs, vertigo, and euphoria.The side effects of zeegap usage are considered the same as central nervous system depressants used.Some severe side effects of zeegap dosage according to the estimate revealedCaused dizziness to more than 10% of people.The other 1-10% of people faced diplopia, disturbed vision, a high increase in appetite, tremors, nightmares, frequent gain in weight, irritability, disturbed coordination, memory loss, fatigue, constipation, and vomiting, feeling high, which alternatively lead to abnormal walk and asthenia.While 0.1-1% of people suffering from depression, hallucinations (vivid dreams), hyperesthesia and hypoesthesia, rash in the body, muscle cramping, dysuria, arthralgia, and kidney calculus.Rare people were exposed to first-degree heart block, hypertension, suicidal thoughts, and behavior, which impose such thoughts, oliguria.