Drotske's former teammate and loosehead prop for the Springboks Jacobus Petrus "Os" du Randt, was apparently also at the scene.
Drotske's brother Tinus says the family will be moving from the area.
Drotské was shot during a foiled house robbery in Kameeldrift, outside Pretoria, while he was visiting family.
When Tinus phoned Naka's wife, Marzanne, he told her that "Naka saved my children's lives".
According to Ian Cameron, head of AfriForum's community safety, Drotske was shot at three times in the attack.More news: Putin Says He And Trump Briefly Discussed Ukraine Naval Confrontation
Du Randt raced Naka to hospital, but veered off the road, causing two tyres to burst. But disaster struck when his vehicle suffered two tire blowouts while speeding towards the medical center. Fortunately, they were picked up by a passing vehicle and taken to hospital.
'They are trying to stabilise him.
"We don't know the extent of his injuries yet", said Cameron. "They will have to fix his right elbow because everything there is fractured".
Drotske is reportedly set to undergo an emergency operation.
Drotske was a part of the historic World Cup-winning Springbok side in 1995, when the nation's rugby team helped lift the nation during an emotional summer that saw South Africa host their first major sporting event since the downfall of the apartheid regime.More news: Engagement ring lost moments before proposal found by police
Drotské played 26 tests for the Springboks between 1993 and 1999.
Overall, he won 26 caps for South Africa during a six-year worldwide career between 1993 and 1999.
Mutiple reports from South Africa revealed Drotske was taken to hospital in a serious condition after being wounded in the attack at a property outside Pretoria.More news: Deontay Wilder, Tyson Fury fight to draw in heavyweight title bout