Clomid is touchy stuff. Works great for some, but for others (myself included) it makes the condition worse. I'd suggest you get off and get off fast.
HCG will make you feel more "normal" but some people have a crash from that as well -- which puts you back to square one.
Bridging is just extending the cycle with less androgen.If you're going to do that,you might as well go on replacement dosages and stay on.
There are many causes for loss of libido post cycle -- excess estrogen being just one of them. Ironically, lowering estrogen too much will also reduce libido.
Vitex is an example of how slimey supplement companies use studies to dupe customers. Vitex will increase progesterone, so there's a temporary drop in estrogen. That's like
using something that reduces acne by producing festering boils. In some Middle East countries they give it to women to curb their sex drive. (sickmotherfuckers)
It looks as if Calcium D-Glucrate may be the best natural estrogen "remover."
Maca and NAC seems to help with erectile function.
Next time do shorter cycles.