 [ Symptoms ] i suddenly have a long bus commute and motion sickness nauseaheadache is a problem what is the best otc solution  i need to work after my commute so drowsiness would be a problem also i take a lot of cholesterol medication including crestor welchol and fish oil as well as co enzyme q 10 b 100 niacin so i am worried about conflicts any help would be appreciated [ Disease ] hi it could be just a skipped period it happens but if your still worried why not go to see your doctor and get a test done there hope this helps a bit good luck