On a modest bed inside his war-battered home in the Khartoum North neighbourhood of the Sudanese capital, Khartoum, Murtada Mohieddin, a diabetic patient in his early 50s, carefully counts his remaining doses of insulin. His search for medicine has transformed into a harrowing battle – not just to find the treatment he needs to survive his diabetes, but to ensure the medicine is not expired or ruined.