Travel in the Saada region of northern Yemen is strongly discouraged because of the risk of violent civil unrest. Travel to the eastern parts of the country (Ma'rib, Shabwah, Hadramawt) and the south (Aden, Abyan, Al-Bayda') is also inadvisable because Al-Qaeda is active in some of these areas.
Report Abuse. No drug screens are done separately. Your doctor will not test for illegal drugs unless you ask him to. A CBC stands for complete blood count which has to do with your blood cells not drugs.
A CBC, or complete blood count, is a common blood test. It is used to provide information to your doctor about the 3 types of cells in your blood: Red Blood Cells, White Blood Cells, and Platelets. A complete blood count takes 5 major measurements: 1) WBC (White Blood Cell Count) â White blood cells fight infection.