How do I install the Endo Add Pegvisomant Cabergoline Inadequate Srl skill?

Run npx skillmds@latest add dromlakhani/endo-add-pegvisomant-cabergoline-inadequate-srl in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

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Who published Endo Add Pegvisomant Cabergoline Inadequate Srl?

dromlakhani (@dromlakhani) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Endo Add Pegvisomant Cabergoline Inadequate Srl by dromlakhani

Name: Endo Add Pegvisomant Cabergoline Inadequate Srl
Rating: 4.2 (5 reviews)
Author: dromlakhani

Endo Add Pegvisomant Cabergoline Inadequate Srl

This skill recommends adding pegvisomant or cabergoline to ongoing somatostatin receptor ligand (SRL) therapy when a patient exhibits an inadequate biochemical response, defined as failure to achieve age‑normalized IGF‑1 or random GH <1 µg/L despite maximally tolerated SRL dose. Consider this step when IGF‑1 remains elevated or GH is not suppressed after an adequate SRL trial, indicating need for combination therapy.

dromlakhani Updated Sep 8, 2026 10 repo stars

File contents

Add pegvisomant or cabergoline for inadequate response to SRL

STEP 1 — Gather Information

Collect the most recent IGF‑1 (age‑normalized), random GH, current SRL agent and dose, duration of SRL therapy, symptom status, baseline liver function tests, and cardiac evaluation (especially if cabergoline is considered). If data are available, proceed to assess biochemical control.

STEP 2 — Rule In / Rule Out

Is the patient’s most recent IGF‑1 age‑normalized AND random GH <1 µg/L?

Yes → Adequate biochemical control (rule out inadequate response); continue current SRL monotherapy and monitor routinely.
No → Inadequate response to SRL (rule in); proceed to classify which adjunct to add.

STEP 3 — Classify or Stratify

If random GH is markedly elevated (>2.5 µg/L) or the patient has symptomatic hyperglycemia, favor pegvisomant; if GH is modestly elevated and/or the patient has comorbid diabetes mellitus or mild IGF‑1 elevation, consider cabergoline. Select the appropriate adjunct agent based on this assessment.

STEP 4 — Decide

Add the selected agent (pegvisomant starting at 10 mg SC daily or cabergoline starting at 0.25 mg twice weekly) to the existing SRL regimen, arrange follow‑up IGF‑1 and GH in 12 weeks, and schedule liver function tests monthly for the first 6 months if pegvisomant is chosen or cardiac valve assessment if cabergoline is used.

Clinical Guardrails / Mimics / Pitfalls

Do not initiate pegvisomant without baseline and monthly liver function tests; discontinue if transaminases >3× ULN.
Avoid cabergoline in patients with uncontrolled hypertension or known cardiac valve disease; monitor for valvulopathy if doses exceed 2 mg/week.
Neither agent should be started during pregnancy; discontinue pegvisomant and long‑acting SRLs at least 2 months before conception.
Do not rely on GH levels alone to assess pegvisomant efficacy due to assay interference; use IGF‑1 as the primary biomarker.
Combination therapy may increase pill burden and cost; ensure patient adherence and educate on injection technique.

Concrete Clinical Example

A 48‑year‑old woman on lanreotide autogel 120 mg monthly for 8 months has an IGF‑1 of +30 % above age‑normalized limit and random GH of 2.1 µg/L, with mild fatigue but no visual symptoms. Liver tests are normal, cardiac echo shows no valve disease. Since IGF‑1 remains elevated and GH is moderately high, cabergoline is chosen; she starts cabergoline 0.25 mg twice weekly while continuing lanreotide. At 12‑week follow‑up, IGF‑1 has normalized and GH is <1 µg/L, so the regimen is maintained.

Source: Acromegaly: An Endocrine Society Clinical Practice Guideline, Endocrine Society, 2014, 10.1210/jc.2014-2700

---name: endo-add-pegvisomant-cabergoline-inadequate-srldescription: This skill recommends adding pegvisomant or cabergoline to ongoing somatostatin receptor ligand (SRL) therapy when a patient exhibits an inadequate biochemical response, defined as failure to achieve age‑normalized IGF‑1 or random GH <1 µg/L despite maximally tolerated SRL dose. Consider this step when IGF‑1 remains elevated or GH is not suppressed after an adequate SRL trial, indicating need for combination therapy.---# Add pegvisomant or cabergoline for inadequate response to SRL## STEP 1 — Gather InformationCollect the most recent IGF‑1 (age‑normalized), random GH, current SRL agent and dose, duration of SRL therapy, symptom status, baseline liver function tests, and cardiac evaluation (especially if cabergoline is considered). If data are available, proceed to assess biochemical control.## STEP 2 — Rule In / Rule OutIs the patient’s most recent IGF‑1 age‑normalized **AND** random GH <1 µg/L? - **Yes** → Adequate biochemical control (rule out inadequate response); continue current SRL monotherapy and monitor routinely. - **No** → Inadequate response to SRL (rule in); proceed to classify which adjunct to add.## STEP 3 — Classify or StratifyIf random GH is markedly elevated (>2.5 µg/L) or the patient has symptomatic hyperglycemia, favor pegvisomant; if GH is modestly elevated and/or the patient has comorbid diabetes mellitus or mild IGF‑1 elevation, consider cabergoline. Select the appropriate adjunct agent based on this assessment.## STEP 4 — DecideAdd the selected agent (pegvisomant starting at 10 mg SC daily or cabergoline starting at 0.25 mg twice weekly) to the existing SRL regimen, arrange follow‑up IGF‑1 and GH in 12 weeks, and schedule liver function tests monthly for the first 6 months if pegvisomant is chosen or cardiac valve assessment if cabergoline is used.## Clinical Guardrails / Mimics / Pitfalls- Do not initiate pegvisomant without baseline and monthly liver function tests; discontinue if transaminases >3× ULN. - Avoid cabergoline in patients with uncontrolled hypertension or known cardiac valve disease; monitor for valvulopathy if doses exceed 2 mg/week. - Neither agent should be started during pregnancy; discontinue pegvisomant and long‑acting SRLs at least 2 months before conception. - Do not rely on GH levels alone to assess pegvisomant efficacy due to assay interference; use IGF‑1 as the primary biomarker. - Combination therapy may increase pill burden and cost; ensure patient adherence and educate on injection technique.## Concrete Clinical ExampleA 48‑year‑old woman on lanreotide autogel 120 mg monthly for 8 months has an IGF‑1 of +30 % above age‑normalized limit and random GH of 2.1 µg/L, with mild fatigue but no visual symptoms. Liver tests are normal, cardiac echo shows no valve disease. Since IGF‑1 remains elevated and GH is moderately high, cabergoline is chosen; she starts cabergoline 0.25 mg twice weekly while continuing lanreotide. At 12‑week follow‑up, IGF‑1 has normalized and GH is <1 µg/L, so the regimen is maintained.**Source:** Acromegaly: An Endocrine Society Clinical Practice Guideline, Endocrine Society, 2014, 10.1210/jc.2014-2700

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