Hadith 31-186

وَبِهذَا الإسناد قالَ: قالَ عَلِيِ‏ عَلَيْهِ السَّلامُ: الحنّاءُ بَعْد النُّورَةَ أَمانُ مِنَ الجُذامِ وَالبَرَصَ.

According to the same documentation, Ali (a.s.) said, “Putting on camphire after depilatory [57] protects against elephantiasis and leprosy.”