DFS rates in patients with stage IB-IIIA EGFRm NSCLC2
- 2 YEARS 90% TAGRISSO
55% Placebo
- 3 YEARS 85% TAGRISSO
44% Placebo
- 4 YEARS 73% TAGRISSO
38% Placebo
INITIAL DFS ANALYSIS: In resected stage IB-IIIA, median DFS was not reached (95% CI: NE, NE) for TAGRISSO vs 27.5 months (95% CI: 22.0, 35.0) for placebo; HR=0.20 (95% CI: 0.15, 0.27); P<0.0001; N=682.1*
UPDATED DFS ANALYSIS
>5 years median DFS
65.8 months (95% CI: 61.7, NC) median DFS for TAGRISSO
and 28.1 months (95% CI: 22.1, 35.0) for placebo
65.8 months (95% CI: 61.7, NC)
median DFS for TAGRISSO and 28.1 months
(95% CI: 22.1, 35.0) for placebo
HR=0.27 (95% CI: 0.21, 0.34); N=682
Overall survival in resected stage IB-IIIA1‡
Statistically significant OS
51%
reduced risk of death
vs placebo
HR=0.49 (95% CI: 0.34, 0.70); P<0.0001; N=682
TAGRISSO is proven to significantly extend OS after resection1
51%
51% reduced risk of death vs placebo1
88% OS rate at 5 years with TAGRISSO
(95% CI: 83, 91)3
DFS rates in patients with stage IB-IIIA EGFRm NSCLC2
OS IN RESECTED STAGE IB-IIIA EGFRm NSCLC:
OS IN RESECTED STAGE II-IIIA EGFRm NSCLC:
OS HR: 0.49 (95% CI: 0.33, 0.73); P=0.0004; n=4701‡¶
NCCN
RECOMMENDATION

Osimertinib (TAGRISSO) is the first and only EGFR TKI with an NCCN Category 1 recommendation for adjuvant treatment following surgical resection in patients with EGFRm (exon 19 deletion, L858R mutation) NSCLC.5#**
Osimertinib (TAGRISSO) is the first and only EGFR TKI with an NCCN Category 1 recommendation for adjuvant treatment following surgical resection in patients with EGFRm (exon 19 deletion, L858R mutation) NSCLC.5#**
#See the NCCN Guidelines for detailed recommendations, including other treatment options.
**Osimertinib is recommended following surgical resection in patients with EGFRm (exon 19 deletion, L858R mutation) NSCLC who received previous adjuvant chemotherapy or are ineligible to receive platinum-based chemotherapy.5
Give appropriate patients with resected EGFRm NSCLC a chance to live longer
*Secondary endpoint in the ADAURA initial analysis. Primary endpoint in the initial analysis at 2 years was DFS in stage II-IIIA patients. Median DFS was not reached for TAGRISSO (95% CI: 38.8, NE) vs 19.6 months (95% CI: 16.6, 24.5) for placebo (HR=0.17 [95% CI: 0.12, 0.23]; P<0.0001).1,3
†Secondary endpoint in the ADAURA trial with 2 additional years of follow-up. Primary endpoint in the updated analysis was DFS in stage II-IIIA patients; median DFS was 65.8 months for TAGRISSO (95% CI: 54.4, NC) and was 21.9 months (95% CI: 16.6, 27.5) for placebo (HR=0.23 [95% CI: 0.18, 0.30]).2
‡Secondary endpoint in ADAURA.1
§OS maturity was 18% (TAGRISSO; 12%, placebo; 24%).3
||One hundred eighty-four patients in the placebo arm received a subsequent therapy. Of these patients, 88% (n=162) received an EGFR TKI, most frequently TAGRISSO (43%; n=79).3,6
¶OS maturity was 21% (TAGRISSO; 15%, placebo; 27%).3
In resectable EGFRm NSCLC
Adjuvant TAGRISSO reduced the risk of death in most prespecified subgroups, including patients 65 years of age or older.6
Exploratory subgroup analysis

Regardless of disease stage or clinical characteristics, test every eligible resectable patient for EGFR mutations
Patients with resected stage IB-IIIA EGFRm NSCLC
WITHOUT PRIOR ADJUVANT CHEMOTHERAPYII
In ADAURA, patients without prior adjuvant chemotherapy were treated as follows1||:
HR0.47
(95% CI: 0.25, 0.83)3
OR
Pill image is not actual size.
WITH PRIOR ADJUVANT CHEMOTHERAPY#
In ADAURA, patients with prior adjuvant chemotherapy were treated as follows1||:


HR0.49
(95% CI: 0.30, 0.79)3
Pill image is not actual size.
This exploratory subgroup analysis was not powered to show statistical significance.
Although prior adjuvant chemotherapy use was allowed, it was not required in the ADAURA trial7
PRIOR ADJUVANT CHEMOTHERAPY USE IN ADAURA BY STAGE8
| Characteristic | TAGRISSO | Placebo |
|---|---|---|
| Stage IB | 25% (n=27) | 28% (n=30) |
| Stage II | 70% (n=80) | 73% (n=85) |
| Stage IIIA | 81% (n=95) | 78% (n=92) |
Rethink adjuvant treatment: If you start with chemotherapy, discuss completing treatment with TAGRISSO for eligible patients with
EGFRm NSCLC**
*Stage IB-IIIA population.6
†Based on AJCC 7th edition.3
‡In ADAURA, delivery of adjuvant chemotherapy was allowed, but not mandatory, and was decided by the physician and patient prior to study enrollment. 60% of patients received prior adjuvant chemotherapy (adjuvant TAGRISSO arm: stage IB, 25%; stage II, 70%; stage IIIA, 81%; placebo arm: stage IB, 28%; stage II, 73%; stage IIIA, 78%).7,8
§OS results for overall patient population (completely resected stage IB-IIIA EGFRm NSCLC): median OS was not reached in either arm (HR=0.49 [95% CI: 0.34, 0.70]; P<0.0001).1
IIIn patients who did not receive prior adjuvant chemotherapy in ADAURA, the interval between surgery and adjuvant TAGRISSO was up to 10 weeks.1
¶In the ADAURA trial, patients received adjuvant TAGRISSO for up to 3 years or until disease recurrence or unacceptable toxicity.1
#In patients who received prior adjuvant chemotherapy in ADAURA, the interval between surgery and adjuvant TAGRISSO was up to 26 weeks.1
**TAGRISSO is indicated as adjuvant therapy after tumor resection in adult patients with non-small cell lung cancer (NSCLC) whose tumors have epidermal growth factor receptor (EGFR) exon 19 deletions or exon 21 L858R mutations, as detected by an FDA-approved test.1
In resectable EGFRm NSCLC
PERCENTAGE OF PATIENTS WITH
A CNS RECURRENCE OR DEATH IN STAGE II-IIIA (POST HOC ANALYSIS)
76% reduced risk of CNS recurrence or death with adjuvant TAGRISSO
in a post hoc analysis of the primary endpoint subset (stage II-IIIA) HR=0.24 (95% CI: 0.14, 0.42)
76%
reduced risk of CNS recurrence or
death with adjuvant TAGRISSO in a
post hoc
analysis of the primary
endpoint subset (stage II-IIIA) HR=0.24 (95% CI: 0.14, 0.42)
Adjuvant chemotherapy before randomization was allowed, but not mandatory


Adjuvant chemotherapy before randomization was allowed, but not mandatory
With prior chemotherapy maximum interval from surgery to randomization was up to 26 weeks
Without prior chemotherapy maximum interval from surgery to randomization was up to 10 weeks

1:1
Randomized


TAGRISSO
80 mg po qd
(n=339)

Placebo
(Standard of care) (n=343)
Study treatment continued for 3 years or until:
Pill images are not actual size.

ADAURA included patients with completely resected stage IB-IIIA EGFRm NSCLC without any exclusion criteria on tumor size—tumors >3 cm (T2aN0) were included1,9-13
Primary endpoint: DFS by investigator assessment in patients with stage II-IIIA NSCLC.7
Secondary endpoints: DFS in the overall population (stage IB-IIIA); DFS rate at 2, 3, 4, and 5 years; overall survival (stage II-IIIA and overall population); safety; and health-related QoL.1,4,7
Exploratory endpoints: Assessment of the site or sites of recurrence (including the CNS); time to CNS disease recurrence or death.7
Key inclusion criteria: Patients were required to have a WHO PS of 0/1 and an exon 19 deletion or exon 21 L858R mutation. Patients were required to be ≥18 years old. Brain imaging, if not completed preoperatively, was required. Complete resection with negative margins was required.7,8
Key exclusion criteria: Wedge resection or radiation therapy.8
The ADAURA data were released 2 years early due to overwhelming efficacy and updated with 2 years of additional follow-up in September 20222,7
*Patients with EGFRm NSCLC (exon 19 deletion or exon 21 L858R mutation) with completely resected stage IB, II, and IIIA tumors as defined by AJCC 7th edition were enrolled in ADAURA.1
†Patients were stratified by stage (IB or II or IIIA), EGFR mutation (exon 19 deletion or exon 21 L858R mutation), and race (Asian or non-Asian).1
NCCN
RECOMMENDATION

Clinicopathologic features, such as ethnicity, smoking status, or histology, should NOT be used to select patients with NSCLC for EGFR mutational testing.5

| Characteristic | TAGRISSO (n=339) |
Placebo (n=343) |
||
|---|---|---|---|---|
| Staging at diagnosis | ||||
| IB | 32% | 32% | ||
| II | 34% | 34% | ||
| IIIA | 35% | 34% | ||
| Received prior adjuvant chemotherapy | ||||
| IB | 25% | 28% | ||
| II | 70% | 73% | ||
| IIIA | 81% | 78% | ||
| Smoking history | 32% | 25% | ||
| Non-Asian | 36% | 36% | ||
| Male | 32% | 28% | ||
| Median age, years (range) | 64 (30-86) | 62 (31-82) | ||
| WHO PS: 0/1 | 64%/36% | 64%/36% | ||
Regardless of their clinicopathologic features -- it's critical to test every eligible patient for EGFR mutations


Not actual patients.
Find every eligible patient who may benefit from adjuvant treatment
with TAGRISSO
There were no exclusion criteria on tumor size (tumors >3 cm [T2aN0] were included)1,9-13
| Presentation | AJCC 7th edition | AJCC 8th edition |
|---|---|---|
| T2a >3-4 cm-sized tumors and NO nodal involvement† | Stage IB | Stage IB |
| T2b >4-5 cm-sized tumors and NO nodal involvement† | Stage IB | Stage IIA |
| >5 cm-sized tumors, or invasive or satellite primary tumors, and N2 nodal involvement‡ |
Stage IIIA | Stage IIIB |
*Although patients in ADAURA are staged according to the AJCC 7th edition, all randomized patients are also staged at baseline according to the AJCC 8th edition classification.9
†Based on the AJCC 8th edition updates, some patients who were originally classified as stage IB by AJCC 7th edition are still classified as stage IB, while some are now considered to be stage IIA. Stage IB patients with T2a >3-4 cm-sized tumors and NO nodal involvement are still considered stage IB. Stage IB patients with T2b >4-5 cm-sized tumors (formerly T2a in AJCC 7th edition) and NO nodal involvement are now considered stage IIA.12,13
‡Based on the AJCC 8th edition updates, certain patients classified as stage IIIA by AJCC 7th edition are now considered to be stage IIIB. In the AJCC 8th edition, stage IIIB may reflect N2 nodal disease, including N2 with T3 invasion or N2 with T3 satellite. Thus, these stage IIIB patients, as defined by AJCC 8th edition updates, were included in the ADAURA trial.12,13
NCCN
RECOMMENDATION

Patients with stage IB should be evaluated for perioperative therapy, including adjuvant treatment.5
Testing for EGFR mutations in patients with resectable stage IB to IIIA, stage IIIB (T2-T3, N2b; T4, N2) NSCLC is recommended in NCCN Guidelines, to inform adjuvant treatment decisions.5*†
Osimertinib (TAGRISSO) is the first and only EGFR TKI with an NCCN Category 1 recommendation for adjuvant treatment following surgical resection in patients with EGFRm (exon 19 deletion, L858R mutation) NSCLC.5*†

*The NCCN Guidelines for NSCLC provide recommendations for certain individual biomarkers that should be tested and recommend testing techniques, but do not endorse any specific commercially available biomarker assays or commercial laboratories.5
†Osimertinib is recommended following surgical resection in patients with EGFRm (exon 19 deletion, L858R mutation) NSCLC who received previous adjuvant chemotherapy or are ineligible to receive platinum-based chemotherapy.5
TEST
all eligible patients to
determine if EGFR
is the driver of disease5
KNOW
mutation status to help
inform treatment
decisions
TREAT
eligible patients with resectable EGFRm NSCLC with adjuvant TAGRISSO for
3 years1‡
Pill image is not actual size.
TEST
all eligible patients to
determine if EGFR is
the driver of disease
KNOW
mutation status to help
inform treatment decisions
TREAT
eligible patients with resectable
EGFRm NSCLC with adjuvant
TAGRISSO for 3 years1‡
Pill image is not actual size.
Approximately half of patients with resected stage II-III NSCLC do not receive treatment after surgery—reconsider what adjuvant therapy may mean for your patients with resectable EGFRm NSCLC14§
‡Or until disease recurrence or unacceptable toxicity.1
§A retrospective study of 35,134 patients with resected stage II or III NSCLC (AJCC 8th edition) identified from the National Cancer Database from 2006 to 2012. Patients were excluded if the use of surgery, chemotherapy, or radiotherapy was unknown, if the timing of chemotherapy was unknown, if both adjuvant and neoadjuvant chemotherapy was administered, or if radiotherapy was used. Of the total population, 18,684 (53%) received surgery alone; 1154 (3%) received surgery with neoadjuvant chemotherapy; and 15,296 (44%) received surgery with adjuvant chemotherapy.14
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ILD/Pneumonitis with TAGRISSO in combination with Pemetrexed and Platinum-based Chemotherapy:
ILD/Pneumonitis Following Definitive Platinum-based Chemoradiation Therapy (CRT):
For patients receiving TAGRISSO who have not received recent definitive platinum-based CRT, withhold TAGRISSO and promptly investigate for ILD in patients who present with worsening of respiratory symptoms which may be indicative of ILD (e.g., dyspnea, cough, and fever). Permanently discontinue TAGRISSO if ILD/pneumonitis is confirmed. For patients who have received recent definitive platinum-based CRT with Grade 1 ILD/pneumonitis, continue TAGRISSO or interrupt and restart, as appropriate. Permanently discontinue TAGRISSO in patients diagnosed with Grade ≥2 ILD/pneumonitis
Please see complete Prescribing Information, including Patient Information for TAGRISSO.
You may report side effects related to AstraZeneca products
.
‡Hüyük et al (2023) conducted a systematic review and meta-analysis extracting DFS and OS data from 15 studies with a total of 1893 patients with stage I-IIIA NSCLC, with and without occult lymph node micrometastasis/isolated tumor cells, after surgical resection. Meta-analyses for OS and DFS were performed on 14 and 8 studies, respectively. Survival probabilities for OS and DFS at different timepoints were extracted from published survival curves. OS probabilities were reported at every 6 months after surgery until 5-year follow-up for both micrometastasis and no micrometastasis. DFS was reported at every 3 months after surgery for the first 2-year follow-up, and at every 6 months after 2 years of follow-up until 5 years of follow-up.4
§According to the American Joint Committee on Cancer, micrometastases are defined as clusters of tumor cells measuring between 0.2 mm and 2.0 mm in greatest diameter, and ITCs are defined as single tumor cells or small clusters of cells, smaller than 0.2 mm in greatest diameter.6
*Chouaid et al (2018) conducted a retrospective observational study in 831 patients with complete resection of stage IB-IIIA NSCLC with no information on EGFRm status. Of the 831 patients, 200 experienced metastatic recurrence during the observed study follow-up period.2
†Based on a single-center retrospective review of 1640 patients who had undergone resection for stage I-IIIA NSCLC from a prospectively maintained database to compare patterns of recurrence. 181 of 346 patients with stage IIIA NSCLC (52%) and 257 of 1294 patients with stage I-II NSCLC (20%) developed recurrences. Staging was based on the 7th edition of the AJCC tumor, node, and metastasis classification of lung cancer.3
CI, confidence interval; DFS, disease-free survival; EGFR, epidermal growth factor receptor; EGFRm, epidermal growth factor receptor mutation; HR, hazard ratio; L858R, exon 21 leucine 858 arginine substitution; NCCN, National Comprehensive Cancer Network® (NCCN®); NE, not estimable; NSCLC, non-small cell lung cancer; OS, overall survival; TKI, tyrosine kinase inhibitor.
References: 1. TAGRISSO [package insert]. Wilmington, DE: AstraZeneca Pharmaceuticals LP; 2024. 2. Referenced with permission from the NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines®) for Non-Small Cell Lung Cancer V.5.2026. © National Comprehensive Cancer Network, Inc. 2026. All rights reserved. Accessed March 13, 2026. To view the most recent and complete version of the guideline, go online to NCCN.org. NCCN makes no warranties of any kind whatsoever regarding their content, use or application and disclaims any responsibility for their application or use in any way. 3. Tsuboi M, Herbst RS, John T, et al; ADAURA Investigators. Overall survival with osimertinib in resected EGFR-mutated NSCLC. N Engl J Med. 2023;389(2):137-147.ILD/Pneumonitis with TAGRISSO in combination with Pemetrexed and Platinum-based Chemotherapy:
ILD/Pneumonitis Following Definitive Platinum-based Chemoradiation Therapy (CRT):
For patients receiving TAGRISSO who have not received recent definitive platinum-based CRT, withhold TAGRISSO and promptly investigate for ILD in patients who present with worsening of respiratory symptoms which may be indicative of ILD (e.g., dyspnea, cough, and fever). Permanently discontinue TAGRISSO if ILD/pneumonitis is confirmed. For patients who have received recent definitive platinum-based CRT with Grade 1 ILD/pneumonitis, continue TAGRISSO or interrupt and restart, as appropriate. Permanently discontinue TAGRISSO in patients diagnosed with Grade ≥2 ILD/pneumonitis
Please see complete Prescribing Information, including Patient Information for TAGRISSO.
You may report side effects related to AstraZeneca products
.
‡Hüyük et al (2023) conducted a systematic review and meta-analysis extracting DFS and OS data from 15 studies with a total of 1893 patients with stage I-IIIA NSCLC, with and without occult lymph node micrometastasis/isolated tumor cells, after surgical resection. Meta-analyses for OS and DFS were performed on 14 and 8 studies, respectively. Survival probabilities for OS and DFS at different timepoints were extracted from published survival curves. OS probabilities were reported at every 6 months after surgery until 5-year follow-up for both micrometastasis and no micrometastasis. DFS was reported at every 3 months after surgery for the first 2-year follow-up, and at every 6 months after 2 years of follow-up until 5 years of follow-up.4
§According to the American Joint Committee on Cancer, micrometastases are defined as clusters of tumor cells measuring between 0.2 mm and 2.0 mm in greatest diameter, and ITCs are defined as single tumor cells or small clusters of cells, smaller than 0.2 mm in greatest diameter.6
*Chouaid et al (2018) conducted a retrospective observational study in 831 patients with complete resection of stage IB-IIIA NSCLC with no information on EGFRm status. Of the 831 patients, 200 experienced metastatic recurrence during the observed study follow-up period.2
†Based on a single-center retrospective review of 1640 patients who had undergone resection for stage I-IIIA NSCLC from a prospectively maintained database to compare patterns of recurrence. 181 of 346 patients with stage IIIA NSCLC (52%) and 257 of 1294 patients with stage I-II NSCLC (20%) developed recurrences. Staging was based on the 7th edition of the AJCC tumor, node, and metastasis classification of lung cancer.3
CI, confidence interval; DFS, disease-free survival; EGFR, epidermal growth factor receptor; EGFRm, epidermal growth factor receptor mutation; HR, hazard ratio; L858R, exon 21 leucine 858 arginine substitution; NCCN, National Comprehensive Cancer Network® (NCCN®); NE, not estimable; NSCLC, non-small cell lung cancer; OS, overall survival; TKI, tyrosine kinase inhibitor.
References: 1. TAGRISSO [package insert]. Wilmington, DE: AstraZeneca Pharmaceuticals LP; 2024. 2. Referenced with permission from the NCCN Clinical Practice Guidelines in Oncology (NCCN Guidelines®) for Non-Small Cell Lung Cancer V.5.2026. © National Comprehensive Cancer Network, Inc. 2026. All rights reserved. Accessed March 13, 2026. To view the most recent and complete version of the guideline, go online to NCCN.org. NCCN makes no warranties of any kind whatsoever regarding their content, use or application and disclaims any responsibility for their application or use in any way. 3. Tsuboi M, Herbst RS, John T, et al; ADAURA Investigators. Overall survival with osimertinib in resected EGFR-mutated NSCLC. N Engl J Med. 2023;389(2):137-147.