How long does Afatinib work for

FormerMember
FormerMember
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Diagnosed end May 2019. NSCL with EGFR Exon-21 deletion; main tumour in right lung 3.5cm but with ground glass opacities in both lungs. Staged as 2A at the time.  Started Afatinib 40mg in July but didn't last very long on that because of side effects (mouth and tongue ulcers etc.) dropped down to 30mg and then to 20mg which I have remained on. I had a major pleural effusion in November which led to 3 weeks in hospital as I developed an infection and then significant loculation in the lung which meant that thoracentesis drainage  was not straightforward. The effusion was diagnosed as containing cancer cells unfortunately which probably means I am stage 4 now but I haven't been told that. I left hospital with a collapsed lung and rubbish lung function. Early in the new year I had a VATS procedure to clear out the loculations and unstick the lung (not the medical term - I think it is called decortication) so that it could reinflate, which it did to some extent but not completely. It did help significantly with my breathing and it was deemed a success. That was in January and I had a CT scan in mid-January of thorax, abdomen and pelvis. This was deemed ok - my earlier scan had indicated some shrinkage of the main tumour - and I stayed on the Afatinib. Since the Covid crisis I have had tele consultations with the oncologist and I have had one set of bloods done that was ok. So I haven't had a scan since mid Jan and I have a fresh scan next week.

In the last few weeks my breathing has got more difficult and I am getting some pain in my right lung (back and side) which feels like pleural pain. My gut instinct is that there is some fluid build up but the CT scan will confirm this and what is going on. I am aware that Afatinib will stop working after a period but I have had various answers on how long that takes on average. My fear is that it has stopped working but what has been folks' experience of Afatinib for them? If it does stop working I am aware that if you have a particular  mutation you can go onto Tagrisso, but only if you have that mutation. I don't think the options are that great if you can't. 

Would be glad to hear what other people have found and any observations. 

Thanks a lot. 

David

 

  

  • FormerMember
    FormerMember

    Well there you are David

    I am sorry, I have never had this treatment so I cannot help. It does seem it isn't used that frequently. 

    I see you have been a member for some time and seen it discussed in the past. I will do a fresh search for you of any threads that mention Afatanib, in case it can give you some idea. Afatanib search if you click the green underlined writing it will take you there.

    Hopefully someone who has had the treatment can reply. I believe is on it.

    Good luck

  • FormerMember
    FormerMember in reply to FormerMember

    Thanks Gina. I'm surprised that few other people have had Afatinib TKI drug (trade name is 'Giotrif' in the UK) My understanding is that it is the standard UK treatment now for lung cancer NCSL patients who are positive for EGFR mutations. But thanks anyway. 

    David

  • FormerMember
    FormerMember in reply to FormerMember

    Perhaps i should have rephrased that to not many that post on this site seem to have it. When i did the search there was only just over three pages of threads that mention Afatanib. You could re do the search under it's other name.

    Could well be, but from what I understand it's a targeted therapy for one type of gene mutation only... so it all goes on the cancer type, how many have that specific gene, how long the treatment has been available for etc etc...

    Hopefully someone can give you an idea, but again it's all variables, the individual person's stage, how aggressive or not their cancer is, other health problems. 

    It would likely be your oncologist that can give you the best idea of long it will work for you for. However they still will be best estimates. Some can come short of those and some well surpass them.