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The Department of International Relations says South African citizens living in, or travelling to Egypt, should take precautionary safety measures.
Spokesperson Clayson Monyela says the South African embassy in Egypt remains open and is available at all times to assist South African citizens, should circumstances require.
The Egyptian army ousted President Muhammed Morsi overnight, and suspended the country's constitution.
Morsi and his senior aides have been detained by the military.
