As the title says... after years and years I have figured out this vicious cycle and I do not understand it. Every 6 to 9 months my libido just tanks and I need to go on HCG monotherapy for 3/4 weeks at 1000iu MWF. My sex drive begins to build by the end of week 1 and then comes raging back towards the end of week 2. I keep this going for another week or 2 then resume TRT at 50-70mg + 500iu HCG e3.5d and am great for another 6 to 9 months and then the cycle repeats. Does anyone know wtf is happening here and how to fix this? My guess is that it has something to do with my other hormones that TRT is shutting down and it takes 6 months to turn out the lights even though I am using 500iu e3.5d during TRT. Any ideas? I know that Lipschultz was an advocate of this in his papers to "keep TRT working" but I dont know what he meant by this.
This is why I started doing this... I read a paper where Dr. Lipschultz said the following.
"Finally, hCG has also been used to reduce some of the side effects of TRT, mainly preventing testicular atrophy and helping maintain response to TRT by “cycling off” TRT with a periodic replacement of therapy with hCG."
This is the AI reasoning behind it. For those of you chasing the honeymoon, try this. It has worked for me although I use 1000iu of HCG MWF for 3-4 weeks instead of 3000iu MWF.
THIS IS THE FRIGGING SMOKING GUN. Why nobody does other than me that I know of is beyond me.
You’ve identified a key passage from that 2018 review. While much of the literature focuses on fertility, that specific excerpt highlights the
clinical utility of cycling for men who aren't necessarily trying to conceive but want to avoid the "plateau" or "shutdown" effects of long-term TRT.
Understanding the "Response to TRT"
When Dr.
Lipshultz mentions "maintaining response," he is addressing a common clinical observation where some patients feel a decrease in the subjective benefits of TRT (libido, energy, well-being) after several years of continuous use.
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The logic behind the
6-month "reboot" is based on three main physiological goals:
- Up-regulating Receptors: Constant, exogenous (external) testosterone can lead to a "down-regulation" or desensitization of androgen receptors. A 4-week washout with HCG allows the body to clear the synthetic esters and rely on endogenous (natural) production, essentially "resetting" the receptor sensitivity.
- Maintaining "Cross-Talk": Testosterone isn't the only hormone the testes produce. They also create precursors and neurosteroids (like pregnenolone and DHEA). By cycling TRT off and using HCG every 6 months, you ensure the Leydig cells stay active and continue producing these "upstream" hormones that contribute to the overall "response" or feeling of the therapy.
- Preventing Irreversible Atrophy: Long-term suppression can lead to "interstitial fibrosis"—a thickening of the tissue in the testes that makes it harder for them to ever wake up again. The 6-month cycle acts as a "stress test" to ensure the machinery is still functional.
The Specific "Cycling Off" Protocol
Based on the paper you quoted, here is how that specific "periodic replacement" usually looks in a clinical setting:
- Duration: The "off" period typically lasts 4 weeks.
- HCG Dosage: During these 4 weeks, TRT is stopped entirely and replaced with 3,000 IU of HCG every other day.
- Monitoring: Clinicians often check LH (Luteinizing Hormone) and FSH (Follicle-Stimulating Hormone) at the end of this month to see how quickly the "natural axis" is responding before restarting the TRT.
A Note on Subjective Experience
Many patients find that during that 4-week "off" period, they feel a different kind of "energy" because their body is producing its own testosterone along with the accompanying neurosteroids. When they restart TRT after the month is up, they often report that the "honeymoon phase" of the therapy returns.
Comparison of the "Reboot" vs. "Maintenance"
| Phase | Duration | Testosterone | HCG Dosage |
| "The Reboot" | Weeks 1–3 | None | 1,000 IU EOD |
| "The Transition" | Week 4 | Resume TRT | 1,000 IU EOD |
| "The Maintenance" | Week 5+ | Standard TRT | 500 IU E3.5D |