Sayyed Mohammad Al-Musawi, Sayyed Mohammad al-Musawi is originally from Iraq and heads up the World Ahlul Bayt Islamic League in London. Other than being involved in various humanitarian projects, he frequently responds to... Answered 5 years ago
If your wife wants that, and she is sure that no semen will be swallowed by her ( as semen is Najis), then it will be allowed.
Wassalam.