three will have billion in United States sales this year. But it may have even more impact on Pfizer, the world's largest drug company, analysts say. Simvastatin should not be taken during pregnancy. Genetic differences between Lecithin Zocor may influence how well-tolerated simvastatin can be. It has been 10 months since I quit taking zocor and I am now experiencing muscle and jaw pain; also have had a dry cough for over 2 months. Before drinking alcohol, talk with your doctor about the safe use of this medicine (Zocor - Simvastatin) and alcohol. This medicine (Zocor Lecithin Zocor Simvastatin) Lecithin Zocor increase your risk for liver problems. In the trial, patients took simvastatin 40 mg/day and Lecithin Zocor followed for an average of five years. Food and Drug Administration. Lipitor Side Effects [posted 7/30/98] Question: Can a possible side effect of Lipitor be muscle pain and. not use this medicine (Zocor Lecithin Zocor Simvastatin) for other health conditions. Do not share this.