Any tips for severe constipation?

I’ve drank water, eat fruit, cranberry juice, miralax, milk of magnesia, walking, going to the er for pain. Nothing has worked & I need something to help ASAP 😭 I feel like I’m going to die. Stm and it was never this bad of pain! I can’t barely eat anything or keep anything down because of it. Pls pls pls help me 😩 I just need relief. 9w2d