Taking Pills to Delay or Stop Menses for Hajj

Question:

What is the ruling of taking pills such as birth control or hormone tablets to delay a woman’s period (menses) in order to perform Hajj? 

Answer:

In the name of Allah, We praise Him, seek His help and ask for His forgiveness. Whoever Allah guides none can misguide, and whoever He allows to fall astray, none can guide them aright.

The majority of the contemporary jurists are of the view t hat it is permissible for a woman to take such pills to stop or delay her menses. From a medical perspective, a woman should consult a specialized doctor before taking such pills on condition that they are not harmful and that they have no religious prohibits.

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Source: Islamqa.info