The Mantra of Medicine Buddha (θ₯εΈ«δ½εΏε)
The Medicine Buddha mantra is held to be extremely powerful for healing of physical illnesses and purification of negative karma. One form of practice based on the Medicine Buddha is done when one is stricken by disease.
Tayata Om Bekanze Bekanze
Maha BeKanze Radza Samudgate Soha (English)
ηΉι δ» ε΅ θ²ε‘ιγθ²ε‘ιγηͺεθ²ε‘ιγζιθ©η©γεεζ’ε (Mandarin)
TadyathΔ, OαΉ bhaiαΉ£ajya bhaiαΉ£ajya mahΔ bhaiαΉ£ajya rΔja sam-udgata svΔhΔ (Tibetan)
The practice of Medicine Buddha, the Supreme Healer (or Sangye Menla in Tibetan) is not only a very powerful method for healing and increasing healing powers both for oneself and others, but also for overcoming the inner sickness of attachment, hatred, and ignorance, thus to meditate on the Medicine Buddha can help decrease physical and mental illness and suffering.
Source(s):
Bhaisajyaguru: The Medicine Buddha
https://en.wikipedia.org/wiki/Bhaisajyaguru
https://www.buddhistdoor.net/features/the-medicine-buddha-and-the-power-of-healing