It is designed for individuals who wish to accompany a patient traveling to India for medical treatment. Indian medical attended visa for family members accompanying a patient who is holding a valid medical visa. Up to two patients are allowed per patient. It is necessary to attend to family members.
https://www.indianvisacentre.com/blog/2024/04/22/passport-to-wellness-the-art-of-securing-your-indian-medical-visa/