Hi doctor m married for ten years with two kids n she is expecting again 5months, wen I have intervourse with my wife I come in 2/3 minutes it is der from past couple of years but as my partner was not interested in sex from d beginning so it wasn't a concern for both of us, but now she is complaining that she wants me to do for long time but m not able to, n v have sex in approx 15days sometimes after 1month also as she is not interested, I get really frustrated for not having sex mean while...but now also she doesn't like to do often but wen v do it she wants it d or long time plz suggest me...