How do I find out what is happening with my medical driving licence application?

In April this year I applied for a medical licence and had a letter back on 17th April with an additional questionnaire. I filled it in with exactly the same answers as on previous successful applications...

Waiting ages for medical driving licence, what can I do?

I have been waiting for my medical driving licence for ages and I still have not received it. My consultant has said many are facing the same issue.

The DVLA hasn't contacted my GP, what should I do?

I have been waiting for weeks for the DVLA to contact my GP and consultant for details of my health to renew my application, can you help?

I can't get through to the DVLA, what should I do?

I'm trying to get the DVLA to forward my details so I can book my DVLA medical to receive my new licence. I can’t get through to them, the line keeps saying extremely busy and call back. I am running out...