This app includes below four sutras chants of Bhaisajyaguru Medicine Buddha:
1. Medicine Guru Heart Mantra
2. Medicine Buddha Long Dharani
3. Healing Eyes Sutra
4. Illness Treatment Sutra

According the Medicine Sutra of Lapis Lazuli Light, Bhaisajyguru vows to heal all beings of all illnesses. Thus, he states the following 12 great vows:

1. My body shall emits brilliant light in all directions.
2. My body shall be pure and flawless as crystal.
3. I shall grant boundless windsom.
4. Lead beings to the path of righteousness.
5. Enable all sentient beings to observe moral conducts.
6. All beings be blessed with good health.
7. Relieve all pain and poverty.
8. Transform women into men.
9. Free all beings from evil thoughts.
10. Freed those who bound by sufferings.
11. Give food to the hunger and lead them to the Dharma.
12.Help achieve wishes.