The NHS Digital figures show a rise in patients having to wait more than two weeks in October.
The parties say anyone who needs it should be able to access the HIV prevention drug, PrEP.
Martin Hibbert was left paralysed from the waist down after the bomb blast in May 2017.
Babies and mothers died amid a "toxic" culture at an NHS hospital trust stretching back four decades.
Psychiatrists warn a quarter of young people have addictive behaviour towards their smartphones.