Inclusion Criteria:

1. Breast cancer with node positive disease or high risk node negative disease
(pT1c/T2GII-IIIN0, pT3N0, cT3N0). Patients < 35 years with pT1a-bN0G2-3.

2. Primary surgery for breast cancer completed

3. Completed 6 cycles of adjuvant (or neoadjuvant) chemotherapy containing anthracycline

4. Age ≥ 18 and < 70 years

5. Eastern Cooperative Oncology Group or WHO performance status < 2

6. Written informed consent prior to beginning protocol specific procedures

7. Laboratory requirements (within 5 weeks prior to end of radiation treatment or within
5 weeks prior to completion of baseline examinations):

Neutrophils ≥ 1.1 10^9/l, Platelets ≥ 100 10^9/l, Hemoglobin ≥ 10 g/dl, ASAT and
ALAT ≤ x 2.5 UNL (If ALP > 2.5 ≤ x 5 UNL, then ASAT and ALAT ≤ x 1.5 UNL), ALP ≤ x 5
UNL (If ASAT and ALAT > 1.5 ≤ x 2.5 UNL, then ALP ≤ 2.5 x UNL), Creatinine ≤ 175
umol/l

8. Completed staging analysis including chest X-ray, bone scintigraphy or MRI, liver
ultrasound or liver CT scan

Exclusion Criteria:

1. Other (than breast carcinoma) earlier or concomitant carcinoma, except for skin and
in situ cervix cancer

2. M1 breast cancer or locoregional recurrence of previously diagnosed breast cancer.

3. Earlier treatment with paclitaxel or docetaxel.

4. Pre-existing motor or sensory neurotoxicity of a severity ≥ grade 2 by NCI criteria
(see appendix II)

5. Cardiac disease with symptoms classified as NYHA ≥ 2

6. Definite contraindications for the use of corticosteroids

7. Concurrent treatment with other experimental drugs

8. Concurrent treatment with any other anti-cancer therapy (except for endocrine therapy
and trastuzumab)

9. Pregnancy