As salamu allaiqum
Quran is shifa for all mumineen . but those who can take benefits of quran those who know quran. I mean they read and understand what quran is saying . during these days lot of muslim people they have quran in there home but they don,t want to read it and they don,t want to understand . anyways quran is shifa and quran heal people I am giving you verse what Allah tala said in quran .
57 O mankind! there hath come to you a direction from your Lord and a healing for the (diseases) in your hearts,- and for those who believe, a guidance and a Mercy.
Surah yunus chaptor number 10 verse 57
82 We send down (stage by stage) in the Qur'an that which is a healing and a mercy to those who believe: to the unjust it causes nothing but loss after loss.
Surah isra chaptor number 17 verse 82
44 Had We sent this as a Qur'an (in the language) other than Arabic, they would have said: "Why are not its verses explained in detail? What! (a Book) not in Arabic and (a Messenger an Arab?" Say: "It is a Guide and a Healing to those who believe; and for those who believe not, there is a deafness in their ears, and it is blindness in their (eyes): They are (as it were) being called from a place far distant!"
Surah fussilat chaptor number 41 verse 44