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c/tirzepatide·posted 4 months ago by u/ingrid_correia

Mounjaro: the version I wish someone had shown me in week 1

Titration

Mounjaro: the version I wish someone had shown me in week 1, logged the same way every week so the comparison is at least internally fair.

The step schedule question, answered properly, because it comes up weekly.

The label sets a minimum interval of four weeks between increases. That is a floor on how fast you may go, and it exists because tolerability, not efficacy, is what limits most people. There is nothing in the pharmacology that says you must increase at four weeks, or at eight, or ever.

What decides it in practice is whether the effect you want is still there. If appetite is quiet and the trend is going the right way, the dose is doing its job. If both have genuinely gone flat for six weeks or more, that is a conversation worth having with someone who knows your history.

The thing nobody warned me about was how much of this is logistics — storing it, remembering it, the same day every week.

Corrections welcome, especially the pedantic ones. Pedantry is how this board earns its reputation.

234 up / 8 down97% upvoted26 commentsid 1s34jq8 Mar 2026

26 comments

17 in this archive, depth 4

best — the order this archive was captured in

u/customs_seizure_sid-18 points·4 months ago

Switching from semaglutide, since three people asked in this thread alone.

There is no published dose equivalence between the two. The conversion tables that circulate are somebody’s arithmetic, not data. What people report here is that the first month after a switch is often flat, that the appetite effect feels differently shaped rather than simply stronger, and that starting at the bottom of the ladder again is the common approach.

None of that is a recommendation. It is what the threads say, and the threads are not a clinic.

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u/quiet_moderatorMOD1 point·4 months ago

Left up, flair changed to Discussion. It is an opinion post and that is fine as long as it is labelled.

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u/gustav_vermeulen1 point·4 months ago

Left up, flair changed to Discussion.

Agreed, with one qualifier: that is the mean of the top arm and the spread around it was enormous.

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u/thyroid_tangent16 points·4 months ago·edited

SURMOUNT-1 ran 72 weeks with the top arm around 21% mean body weight change. SURPASS is the diabetes programme and reports glycaemic endpoints, so quoting the two interchangeably is a category error.

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u/dario_stanescu4 points·4 months ago

Research-use-only material is not approved for human use. Anything in this thread about how a research vial "should" titrate is a discussion about chemistry, not a plan.

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u/ingrid_correiaOP2 points·4 months ago

That percentage is body weight change, not body fat. Different measurement, and the distinction gets lost every time.

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u/zeynep_ndiaye10 points·4 months ago

Sulphur burps for the first eight days after each step, then nothing. Predictable enough that I planned my week around it.

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u/b12_baseline6 points·4 months ago

switching from sema is not a dose conversion, there is no clean equivalence

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u/ingrid_correiaOP3 points·4 months ago

2.5mg is a four-week starting dose, not a maintenance dose. Worth being precise since people search these threads.

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u/kofi_balogun2 points·4 months ago

The 21% figure is a 72-week mean on the highest arm. Quoting it as what someone should expect by week 39 is not a fair reading.

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u/titration_marshalmod · c/semaglutide5 points·4 months ago

pens and vials are the same molecule, the price is the difference

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[removed]4 points·4 months ago

[removed by moderator]

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u/bastian_ekstrom3 points·4 months ago

Careful with "everyone tolerates it better". The people it did not suit stop posting, which makes this board look calmer than the drug is.

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About c/tirzepatide

Tirzepatide-specific discussion: the dual-agonist pharmacology, the 2.5 → 15mg ladder, the appetite profile people describe as different from semaglutide, and the SURMOUNT/SURPASS trial programme. Comparisons with semaglutide are welcome as long as they are specific about dose equivalence being unknown.

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