Drotske's friend, Os du Randt, a teammate of the 1995 RWC champion Springboks side, was also at the house.
Drotske is in a critical condition in hospital and is set to have an emergency operation.
"Naka was shot and is now in critical condition in hospital".
Kay Makhubela, police spokesperson, stated that the former Springbok player was taken to Netcare Montana Hospital and is in the ICU.
He was allegedly visiting family on a smallholding outside Pretoria on Thursday night when four armed men attacked them.
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One of the gifted dogs , a Pungsan hunting dog named Gomi, gave birth to three female and three male puppies earlier this month. The US has been adamant pressure and sanctions must be maintained on Pyongyang until it fully dismantles its weapons programme.
"We're just totally shocked and we hope that Naka will recover and that Os is okay. they are friends and legends of the region".
This morning we got together as Cheetahs family and we had the team together and said that we were thinking about Naka and Os and their families. "He said it was like a war zone with shots going off everywhere".
South Africa's 1995 World Cup win on home soil was the first major sporting event to have taken place in the country following the ending of apartheid.
He was the starting hooker for the 1999 tournament in which the Springboks lost to Australia in the semi-finals but beat New Zealand to finish third.
He later spent three years with London Irish and was coach of South African Super Rugby side the Cheetahs from 2007-15.