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Someone on a forum said they started taking “Tesa/ipa” (tesamorelin, it sounds like) about five days ago and is feeling very tired. They tried the shots at night at first, then switched to mornings, and are giving themselves about 0.75 mg per dose. For the last three days they’ve been unusually exhausted — the same kind of deep tiredness they once had when taking a compound called MOTS‑C. They suspect it might be a dosing or mitochondrial (cell energy) issue. Tesamorelin is a man-made version of a natural signal the body uses to tell the pituitary gland to release growth hormone–releasing hormone (GHRH). In plain terms, it nudges your body to make more growth hormone. It’s an approved drug for a specific condition — excess abdominal fat in people living with HIV — and is usually given as a daily injection. It’s not the same as anabolic steroids or street growth hormone; it works by stimulating your own hormone release. What this little anecdote shows is someone reporting fatigue soon after starting tesamorelin. This isn’t a controlled study — it’s a single person describing their experience over a few days. That means we can’t prove cause and effect. Fatigue is a known possible side effect with many hormone-related drugs, and the poster links it to a past reaction to MOTS‑C, another experimental peptide some people use for metabolism. But we don’t know their medical history, other medications, sleep, stress, or exact formulation, so we can’t say for sure whether tesamorelin caused the exhaustion or whether the dose or timing mattered. Why this matters to a regular person: if you’re considering peptides or prescription hormones, know they can affect energy, mood, and sleep. Some people feel immediate changes; others don’t. If you’ve had prior sensitivity to metabolic agents (like the MOTS‑C reaction the person mentions), you might be more cautious. Doctors typically start with recommended doses and monitor patients closely precisely because hormones can have strong, sometimes unexpected effects. Caveats and risks: a single online report isn’t proof. Tesamorelin is a prescription medication with potential side effects — injection site reactions, joint pain, fluid retention, changes in blood sugar, and possible impacts on insulin resistance — and it’s only officially approved for certain HIV‑related fat conditions. If someone feels severe fatigue after starting a drug, they should pause and talk to the prescribing clinician. Don’t adjust doses or combine experimental compounds without medical supervision. The long‑term effects of off‑label peptide use are often not well studied. Bottom line: one person felt pronounced tiredness after a few days on tesamorelin, which is worth noting but not definitive — check with a doctor before starting or changing peptide treatments.
Source: r/Peptides