QPin 400mg Tablet SR can be taken with or without food However it is recommended to take it at the same time every day to maintain a consistent level of medication in the body Follow the prescribed dose and duration as advised by your doctor If you miss a dose take it as soon as you remember It is important not to stop this medication suddenly without consulting your doctor as it may exacerbate your symptoms However if you experience Neuroleptic malignant syndrome NMS characterized by fever muscle rigidity altered consciousness or seizures discontinue the medicine immediately Some common side effects of QPin 400mg Tablet SR include headache dry mouth and constipation Initially it may cause a sudden drop in blood pressure when changing positions so it is advisable to rise slowly if you have been sitting or lying down It can also cause dizziness and sleepiness so avoid driving or engaging in activities that require mental focus until you know how the medicine affects you This medication may lead to weight gain but adopting a healthy diet and exercising regularly can help reduce this side effect Exercise caution while using this medicine as it may increase the risk of developing diabetes It is advisable to monitor your glucose levels regularly Inform your doctor if you experience any unusual changes in mood or behavior new or worsening depression or suicidal thoughts while taking this medicine