Sir, I Have 6 Months Baby. I Am Using My

Sir, I have 6 months baby. I am using my feed. One month back I had one mistake I.e she put her hands into her mouth then I spread aloe Vera jell to her finger. And that day evening I used buffaloes milk. After 20 minutes she got vomthings 4,5 times. in 4 time it's in yellow color. I used domstal stops then it was stopped. I did not give that milk. My feeding only. But now I used ceralach after 30 minutes she got vomthings with yellow color. Please send answer to my question. Is it aloe Vera effect or any problem in her stomach.