masukomi, Pet owners. If you need to regularly give your pet oral meds, and have a 3D Printer I've just uploaded this rock-shaped holder I made for ours.
Holler if you need to support a different sized bottle / syringe, or would like one that can hold hypodermic needles.
https://www.printables.com/model/819639-medicine-oral-syringe-holder
Works for human meds too ;)