How incredibly depressing. It makes me fear for the older folks in my family.
You can help by giving them scientific evidence of how this drug combo actually works against viruses. So they understand what all the fuss is about. This is an incredibly informative medical lecture from a series of great lectures by Dr Been
https://www.youtube.com/watch?v=yjkPdwlhI8A&t=1103s
Then if the time comes and their DRs refuse to treat an informed patient, have a backup plan, such as a TeleMed practice they can consult. Yes they may have to pay $60-$100 out of pocket. Follow Dr Zelenko on twitter or parler if they censor him...for a referral
Also have them BOOST their Vitamin D3, Vitamin C, zinc, and quercetin...daily prophylaxis. Must consult Dr to make sure no adverse interactions of OTC supplements with their prescribed drugs