In antacid preparation aluminum hydroxide is added with magnesium salt because -: (A) Magnesium caused constipation, (B) To counteracts constipating effect of aluminum hydroxide, (C) To counteract the diarrhea action of aluminum, (D) Aluminum salt causes diarrhea
Answer is B. Ans is 'b' i.e., To counteracts constipating effect of aluminum hydroxide o Magnesium salts are laxative and aluminium salts are constipating and the combination of both salts neutralises each other's action and bowel movement may be least affected.