If you stopped only for 6 weeks, your loss CAN'T be related to minoxidil's interruption.
I see that many times, when the HT doesn't go very well, the clinics say that is because the medicines.
By the other way, you followed pekiner's prescptions so he should have advised you about the risk.
In my case, at HLC, we talked a lot about post surgery treatment and we decided to use oral minoxidil.