Which of the following drugs is supposed to prevent congenital neural tube defects -: (A) Thiamine, (B) Riboflavin, (C) Folic acid, (D) Pyridoxine
Answer is C. Folic acid plays a role in synthesis of nucleic acids. It is needed for normal development of blood cells in the marrow. REF. PARK'S TEXTBOOK OF PREVENTIVE AND SOCIAL MEDICAL 21ST EDITION. PAGE NO - 620