The five who fell ill at the same time have been taken to hospital by ambulance and the medical services describe their injuries as minor, the police state in a press release.

- These people have smoked something and then quickly fell ill, says police spokesman Robert Loeffel to SVT.

Seven people

The police have drawn up a report of causing bodily injury.

What makes you think that this is not an individual event?

- Two more people have been admitted to healthcare today with similar symptoms, says Robert Loeffel.

According to Region Kronoberg, two women and five men, between 35 and 60 years old, were affected.

Three of them were left for observation on Thursday afternoon.

"Fulknark"

The police suspect that these are drugs that "at the slightest wrong dose can put the user in a serious state of illness".

- We want to warn addicts that there is what we call vulgar drugs in circulation.

These are preparations that do not have to be what they are used to, or another concentration.