Language is relatively close to English (both are Germanic languages and English was influenced by Danish prior to the Norman conquest), so it can be learned with an effort.
Don't know about the admission requirements for foreigners, do know that it is highly competitive for locals, as many end up in places like Hungary and try to transfer back after one or more years.
US loans may be available as Sweden is on the NCFMEA list.
Also, while they probably enjoy a better reputation than that of English programs at CE schools, they equally will not prepare you for the USMLE. Having spoken to someone that transferred from Hungary back to Sweden, they found the Swedish curriculum easy in comparison. I know that is anecdotal, but I thought that I'd mention it.