I'd keep her still (maybe a basket she can't get out off, or even the lap) as she may have sprained something. And bring her to the vet early AM, they are very fragile when so tiny. Pepper got dropped - at the vet's office

- when he was like 11 weeks old and about 1.5 lb about 5 feet down on tiled floor OMG I thought I would get a heart attack but he didn't even squeak, he was fine wheeew. I hope your baby is alright