"The Prophet ﷺ would acclaim oil and Wars for (the treatment of) pleurisy." Qatadah said: "And it is put in the mouth on the side which he is suffering. "
أَنَّ النَّبِيَّ ﷺ كَانَ يَنْعَتُ الزَّيْتَ وَالْوَرْسَ مِنْ ذَاتِ الْجَنْبِ قَالَ قَتَادَةُ وَيَلُدُّهُ مِنَ الْجَانِبِ الَّذِي يَشْتَكِيهِ