Abrupt or rapid discontinuation of Pregabalin may produce some symptoms including insomnia, nausea, headache and diarrhoea. So Pregabalin should be tapered gradually over a minimum of 1 week rather than discontinued abruptly. Pregabalin treatment may associate with creatine kinase elevations. It should be discontinued if myopathy is diagnosed or suspected or if markedly elevated creatine kinase levels occur. Discontinue treatment if patients develop severe angioedema. Regular vision check is recommended. May decrease platelet count and prolong PR interval. Patient w/ history of angioedema episodes, severe CV disease, renal impairment. Pregnancy and lactation. Patient Counselling May impair ability to drive, operate machinery or engage in hazardous activities. Monitoring Parameters Monitor visual disturbances. Closely observe for clinical worsening, suicidality and unusual changes in behaviour. Suicidal thoughts or behaviors Antiepileptic drugs increase risk of suicidal thoughts or behavior in patients taking these drugs for any indication; monitor for emergence or worsening of depression, suicidal thoughts or behavior, and/or any unusual changes in mood or behavior Inform patients, their caregivers, and families of the increase the risk of suicidal thoughts and behavior; advise to be alert for the emergence or worsening of signs and symptoms Angioedema Angioedema of the face, extremities, lips, tongue, glottis, and larynx has been reported during initial and chronic treatment, including reports of life-threatening angioedema with respiratory compromise requiring emergency intervention If laryngeal stridor or angioedema of the face, tongue, or glottis occurs, discontinue therapy and institute appropriate therapy immediately Coadministration of ACE inhibitors or mTOR (mammalian target of rapamycin) inhibitors (eg, temsirolimus, sirolimus, everolimus), or previous history of angioedema may increase risk Lactation: Unknown if excreted in milk; not recommended