Most drugs are meant to be stored below 25 deg C and 'in a cool dry place'. If the pills were all blister packed or foil packed, then it would keep out the moisture better than the exposed ones in the pill box, unless it is used up rather quickly.<br>I would rotate the medication in the pill box more frequently than the blister packed / foil packed medication.<br>The type of medication which one would carry is rather individual and if weight and space are not a concern, duplication of items from different classes of medication may not be an issue. As long as you are comfortable using these items, then go ahead.<br><br><br>