Titration debate — 2/4/8/12 vs slow crawl
25 posts
Seeing a split in the reta community on titration aggression. The 'Lilly schedule' from trial data is basically 2mg for 4 weeks, 4mg for 4, 8mg for 4, then 12mg. That's the safe lane.
But the research chem crowd is all over the map. Some doing 2/4/8/12 on 2-week intervals. Some doing 0.5mg microdose crawl. Some frontloading 4mg week one because 'tirze taught my body.'
What's the data-driven approach? My bias is the Lilly schedule exists because it minimizes dropouts from GI. Aggressive titration doesn't give more weight loss, it just gives more vomiting. But interested in counterpoints.
9 Replies
26 posts
Did 2-week intervals because I was coming off tirze 10mg. For a naive person I'd never recommend it. The GI on my first 6mg week was still worse than anything I had on tirze.
23 posts
Frontloading GLP-1s is genuinely a bad idea in a way that frontloading a lot of other peptides isn't. Receptor saturation kinetics mean you get the same max effect at 4mg as 8mg on week 1 — you just get it with more side effects. No upside.
29 posts
The 0.5mg microdose crawl has a specific use case — people prone to nausea or with heart rate sensitivity. It's not faster but it filters out the people who'd DNF on 2mg. For the average person, 2mg start is fine.
36 posts
What nobody's saying — the real question isn't how fast to titrate, it's when to stop. 8mg is where most people's weight loss rate peaks. Pushing to 12 is a roll of the dice for maybe another 5% loss at real cost in side effects.
25 posts
@microdose_glp1 that's basically my read too. Lilly chose 2mg start because it balances efficacy signal against dropout rate at population scale. Individual variation means some people want 1mg start, but 'start at 2, crawl from there' is sane default.
44 posts
@plateau_breaker this matches my tirze experience inverted — the jump from 10 to 15 was marginal for me. 12mg reta might be the same. Dose-response is sublinear past a point.
- Tirzepatide · 5 mg · weekly · sub-Q
115 posts
TRIUMPH-2 data showed a clear dose-response curve but with flattening between 8 and 12mg. If you're responding well at 8, the marginal utility of going higher is small.
35 posts
Planning my first ever reta cycle. Sounds like 2mg x 4 weeks, evaluate, then 4 for 4 is the reasonable newbie path?
25 posts
@first_vial yes. Add: don't push the next titration step unless GI is fully baseline. If you're still queasy at week 3 of 2mg, spend another 2 weeks there. Titration is earned, not scheduled.