# RET

6 EU-approved indications of 3 drugs need a RET result, in 3 tumour types, most of them in thyroid cancer, non-small cell lung cancer and solid tumours, tumour-agnostic.

## Approved indications by tumour

### Non-small cell lung cancer

| Drug | Biomarker requirement | Regimen | Setting | Conditions |
|---|---|---|---|---|
| [Sugemalimab](https://oncolabels.com/drugs/sugemalimab) (Cejemly) | No sensitising EGFR mutations, or ALK, ROS1 or RET genomic tumour aberrations | + platinum-based chemotherapy | 1st line, metastatic | - |
| [Selpercatinib](https://oncolabels.com/drugs/selpercatinib) (Retsevmo) | RET fusion | Monotherapy | Advanced | Not previously treated with a RET inhibitor |

### Thyroid cancer

| Drug | Biomarker requirement | Regimen | Setting | Conditions |
|---|---|---|---|---|
| [Selpercatinib](https://oncolabels.com/drugs/selpercatinib) (Retsevmo) | RET fusion | Monotherapy | Advanced | Radioactive iodine-refractory (if radioactive iodine is appropriate); aged 2 years and older |
| [Selpercatinib](https://oncolabels.com/drugs/selpercatinib) (Retsevmo) | RET mutation | Monotherapy | Advanced | Medullary thyroid cancer only; Aged 2 years and older |
| [Vandetanib](https://oncolabels.com/drugs/vandetanib) (Caprelsa) | RET mutation | Monotherapy | Advanced | Medullary thyroid cancer only; Aggressive and symptomatic disease; aged 5 years and older |

### Solid tumours, tumour-agnostic

| Drug | Biomarker requirement | Regimen | Setting | Conditions |
|---|---|---|---|---|
| [Selpercatinib](https://oncolabels.com/drugs/selpercatinib) (Retsevmo) | RET fusion | Monotherapy | Advanced | Treatment options not targeting RET provide limited clinical benefit, or have been exhausted; Aged 2 years and older |

## Label wording

- **Sugemalimab** (Cejemly), Non-small cell lung cancer, 1st line, metastatic: “Cejemly in combination with platinum-based chemotherapy is indicated for the first-line treatment of adults with metastatic non-small-cell lung cancer (NSCLC) with no sensitising EGFR mutations, or ALK, ROS1 or RET genomic tumour aberrations.” [SmPC](https://www.ema.europa.eu/en/documents/product-information/cejemly-epar-product-information_en.pdf)
- **Vandetanib** (Caprelsa), Thyroid cancer, advanced: “Caprelsa is indicated for the treatment of aggressive and symptomatic Rearranged during Transfection (RET) mutant medullary thyroid cancer (MTC) in patients with unresectable locally advanced or metastatic disease.” [SmPC](https://www.ema.europa.eu/en/documents/product-information/caprelsa-epar-product-information_en.pdf)
- **Selpercatinib** (Retsevmo), Non-small cell lung cancer, advanced: “advanced RET fusion-positive non-small cell lung cancer (NSCLC) not previously treated with a RET inhibitor.” [SmPC](https://www.ema.europa.eu/en/documents/product-information/retsevmo-epar-product-information_en.pdf)
- **Selpercatinib** (Retsevmo), Thyroid cancer, advanced: “advanced RET fusion-positive thyroid cancer who are radioactive iodine-refractory (if radioactive iodine is appropriate).” [SmPC](https://www.ema.europa.eu/en/documents/product-information/retsevmo-epar-product-information_en.pdf)
- **Selpercatinib** (Retsevmo), Thyroid cancer, advanced: “advanced RET-mutant medullary thyroid cancer (MTC).” [SmPC](https://www.ema.europa.eu/en/documents/product-information/retsevmo-epar-product-information_en.pdf)
- **Selpercatinib** (Retsevmo), Solid tumours, tumour-agnostic, advanced: “advanced RET fusion-positive solid tumours, when treatment options not targeting RET provide limited clinical benefit, or have been exhausted (see sections 4.4 and 5.1).” [SmPC](https://www.ema.europa.eu/en/documents/product-information/retsevmo-epar-product-information_en.pdf)

Source: section 4.1 of each summary of product characteristics (SmPC), EMA data as of 5 Nov 2026. AI models structured these entries and no person has checked them yet. oncolabels is a non-commercial reference for education and research and gives no medical advice; the current SmPC takes precedence.

Data under CC BY 4.0: credit oncolabels and the European Medicines Agency. Page: https://oncolabels.com/biomarkers/ret