Our expert says:
The problem is NOT "just in your mind", especially as you describe feling inceasingly depressed, despite having been on some Eltroxin for 5 months now.
Sounds like you may need a more expert assessment, diagnosis and explanation of whatever is found, bu a suitable specialist - maybe at first a specialist physician, later maybe a psychiatrist.
Thwere are a number of useful tests of thyroid function, and their interpretation is a skilled business.
Low thyroid function can cause a situation that looks a lot like depression, or can complicate a depression and make it respond less well to treatment. Differentiating between them or being clear as to what aspect of one's problems are most related to thyroid function or depression, and how best to treat them is a matter for the right specialists to adise you about, and more than should be left to a GP.
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