They do and have done because if they ignore the drones they get blown up. We aren't talking about little quad copters here.
Discussion
Why use missiles if Russia knows they won’t/can’t defend against drones.
Don’t know a single time a Russia jet has been hit by a Patriot missile.
Because missiles do way more damage but are way more expensive. Drones probably can't destroy a bunker, for instance
AD is multilayered, you don't shoot Patriots at drones, there are different systems for that.
OK. Tell that to the Ukrainians because they have been and still are
Yes, in May 2023 and June this year because the US gave the missiles for collecting the data against drones. Two instances. And we're in the 4th year of war. I'm sure there are a few more that aren't public, or that I missed, but they receive all the time stuff to try against new Russian systems. And they didn't shoot them at cheap drones, because the discussion was about the Russians shooting a shit load of cheap drones at them.
I'll try to take photos, next time