Senior Council Jaap Cilliers arrives at the Pretoria High Court with his legal team in order to lodge a court interdict on behalf of Commissioner J.Selebi against the NPA. 110108. PICTURE: Chris Collingridge 410

Pretoria - An advocate whose clients have included Dr Wouter Basson, Jackie Selebi and the Waterkloof four, has been injected with an unknown substance outside the High Court in Pretoria, it was reported on Thursday.

Advocate Jaap Cilliers walked out of the court on Wednesday after concluding a civil case, reported Beeld newspaper.

He felt someone rush up to him from behind, then felt a sharp sensation in his buttock.

Cilliers was taken to a doctor, who confirmed that he had been injected with an unknown substance.

He was taken to a Pretoria hospital for blood tests, in an effort to establish what the substance was.

The motive for the attack was not known. - Sapa