Sometimes finasteride can wreck a man’s hormones and as you have seen, with a single dose. There are no product warnings. All 5-alpha reductase inhibitors have this risk. And it can be permanent and in the case it is a permanent change in gene expression, an epigenetic change. So you will have to wait and see.
Doctors are the biggest problem in male hormone care. Best is in USA, but still most of them are horrible.
Your stimulation testes indicate that your pituitary responds to stimulation. So it appears that your hypothalamus is not working properly.
Your bilirubin is odd and unexpected. This may be a preexisting condition that has been uncovered, but the severity of your other reactions allows for something else.
Thyroid: Your fT3=2.71 suggests that your body temperatures should be good. Please see the last paragraph in this post and post if your body temperatures are low. Iodine in critical. Do you use iodized salt?
“As part of a public health measure, table salt in France is used as a means of iodine fortification(1860 μg/100g)”
Please read the stickies found here: About the T Replacement Category - #2 by KSman
- advice for new guys
- things that damage your hormones
- protocol for injections
- finding a TRT doc
Evaluate your overall thyroid function by checking oral body temperatures as per the thyroid basics sticky. Thyroid hormone fT3 is what gets the job done and it regulates mitochondrial activity, the source of ATP which is the universal currency of cellular energy. This is part of the body’s temperature control loop. This can get messed up if you are iodine deficient. In many countries, you need to be using iodized salt. Other countries add iodine to dairy or bread.