That'd be convenient if we could actually make use of any of this. But-

[ A single, repeating day. ]

Once we've got our bearings and know what we're actually looking for, it might be worth watching for any changes throughout the day.

[ Alucard did make specific mention of most of the medicines being used up. That had been- maybe a little later than mid-afternoon? His memory of yesterday is a little foggy. If any of the bottles are full in the morning and empty in the evening, they can use Mathias' notes on Sara's treatment to figure out what day this is.

But not until they know if that's information relevant to what they're doing here. If not, it's torturing Alucard for no reason. ]