Castilho

But, to their surprise, Ms Castilho says, Irene was sent back home without being examined.

Katia Castilho's grief keeps her awake at night.

Irene got worse and worse, and Ms Castilho and her two sisters decided to take their mother to a Prevent Senior-owned hospital.

Days later, Ms Castilho's mother, too, began to show symptoms of the disease.

The Castilho family contacted the company, and were sent a so-called "Covid Kit", which included hydroxychloroquine, azithromycin and ivermectin, despite there being no scientific evidence that those drugs are beneficial in the treatment of the virus.