You should discuss and agree how you and your family will keep in touch with someone if they go into hospital – decide which family member will make phone calls/visits and keep everyone else informed. If someone does to to hospital, you can then make sure the hospital knows the best person to contact so that you can continue to be involved in their care.
If you can, make sure they have a phone, tablet or laptop (and charger!) to help them stay in touch. If you haven’t already done so think about installing a video chat app (eg whatsapp, facetime or zoom), and check that it works to contact/be contacted by your family. Keep a note of any account names and passwords.
Prepare a small bag that includes: 
It would be ideal to have your name and date of birth readable on the outside of the bag as well. 
If you find yourself going to hospital, remember to add into the bag: 
Remember that there will likely be no visitors allowed in hospitals, and a phone/contact details give you a better chance of staying in touch with the people who care about you. 
Further information
If you are in a higher risk category and worried about what might happen if you catch covid-19, you may want to consider making additional plans - check out the further information here: COVID-19: planning ahead