Topic: potion mishap

It's been a few months since Chroma had taken the potion that changed her body from the one she was born with to the mare she actually was. so far so good right? right?! well that would have been the case but with the second dose being required to permanently fix the whole gender issue something went...off. Chroma wakes up in her bed in a cold sweat noticing the large amount of tail hair that had fallen out. she reaches up to her head to make sure she wasn't balding but then feels a horn  "Ah!...