desperate for sleep!

I know I know. Better enjoy sleep before baby gets here, don't think I haven't heard that a time or two 🙄 I just need one, one single night of sleep. I'm so physically and emotionally drained. Is there any other Momma's to be feeling the same way. Is there anything you can take that is safe to get a few extra zzzz's in without it affecting the baby. Thanks for any and all advice ❤🤰🏻