Ive been cramping for hours 😩

Would I look crazy if I went to the e.r right now I started with back pain it traveled down to my right leg I had some cramping didn't bother me much that was at 5 pm it is now 2:30 am and the cramping has gotten stronger still got lower back pain i be been drinking tons of water because they said dehydration can cause you to have cramps I've had 3 20 oz power raids 4 16.9 oz water bottles but they wont go away 😒 I can't go to sleep cuz I keep having to get up to go to the bathroom

No blood and im 15+6weeks