Where, in 1860, John Wyeth and his brother Frank established drugstore. If you have high levels of fat jotta geneeristen premarin in your blood, specifically high triglyceride level, conjugated estrogens such as Premarin are likely to cause side effects in the pancreas. See the list of ingredients in Premarin at the end of this leaflet. Follow your doctor instructions for examining your own breasts, and report any lumps immediately. The side effects of Lipitor are that it can produce coughing, headaches, dizziness, difficulty in swallowing, congested feeling in the chest, puffiness of the eyelids, shortness of breath and skin rash.