In the meantime, you can do the following to help your hamster:
1. Keep the hamster in a quiet, stress-free environment.
2. Provide fresh water and food.
3. Avoid handling the hamster unnecessarily.
4. If the swelling is causing your hamster pain, you can give it a pain reliever such as ibuprofen or acetaminophen. DO NOT GIVE YOUR HAMSTER ANY MEDICATION - WITHOUT CONSULTING YOUR VETERINARIAN!!!
5. Monitor the swelling and if it does not improve or worsens within 24 hours, take your hamster back to the vet.
Here are some additional tips for preventing leg swelling in hamsters:
* Make sure your hamster has a well-balanced diet.
* Provide your hamster with plenty of exercise.
* Avoid overcrowding your hamster's cage.
* Keep your hamster's cage clean and free of debris.