Let us discuss the problem well he is a diabetic, it is a common disease now the point is that he is married & sexual intercourse will take place, so he should abstain from consuming foods like rice potato, alcoholic drinks & smoking he should have a good vitamin protein diet such as quaker oats, green vegetables vegetable soup and most important tune his body to burn sugar & fats if over weight, by getting in the morning & sweating it out keep his body in a state, of fitness, take green tea without sugar & milk containing one whole lime juice, in the morning eat 5 cloves of garlic with water stored in a copper vessel, it will control his cholesterol, this will help in control diabetics & increase his sexual urge.
Source(s):
health instructor