What alternatives are there for urgent problems?
Emergency Contraception - Many pharmacies will offer free emergency contraception.  There is a filter for Provides Emergency Contraception.  If all pharmacies are closed, some Emergency Departments will offer this.

PrEP / PEP Access - In an emergency, this can be accessed in most emergency departments. 

Screening/Contraception - Frisky Wales offers free STI screening kits for specific STIs and can send free condoms in the post to under 25 year olds.  https://www.friskywales.org/index.html