Very powerfully articulated set of questions! Generally after a successful ASD closure everything is fine. The risks are from nil to minimal. However if there was an underlying and persistent problem owing to the defect and its problems, a clinical review is in order. No major drugs are necessary if the procedure is fine and no residual issues. Indeed, many patients do not require any medicines after 3 months. The woman can tolerate pregnancy without any major issues unless it’s complicated by other associated problems. All in all, a thorough clinical review is in order to plan a safe pregnancy for such a person.

It is better to get echo There is usually no problem with pregnancy

Yes. She can undergo a normal delivery with no major problems.