All 3 patients had two additional atherosclerotic or nonatherosclerotic risk factors for stroke, suggesting that vertebral artery hypoplasia combined with other conventional risk factors may provide an optimal background for brainstem ischemia.
Category B anti-headache medications include Tylenol (acetaminophen); Reglan (metoclopramide), which is used for nausea but also may relieve a mild headache; and over-the-counter non-steroidal anti-inflammatory drugs such as Advil and Motrin (ibuprofen) or Aleve (naproxen) only during the first and second trimesters.
Other causes of headaches during pregnancy may involve one or more of the following: 1  Lack of sleep. 2  Low blood sugar. 3  Dehydration. Caffeine withdrawal.  Stress (due to many changes)