The patients have other cancers at the same time or have the history of other cancers except controlled skin basal cell carcinoma or skin squamous cell carcinoma or carcinoma in situ of cervix uterus;
The patients have active infections that were not suitable for chemotherapy;
The patients have severe non-cancerous diseases.
The patients have history of neoadjuvant hormone therapy.
The patients have bilateral breast cancers or DCIS or metastatic breast cancers.
The patients are undergoing current administration of anti-cancer therapies, or are attending other clinical trials.
The patients are pregnant or lactational, or they refuse to practice contraception during the whole trial.
The patients are in some special conditions that they can't understand the written informed consent, such as they are demented or hawkish.
The patients have allergic history or contraindication of tamoxifen.

NCT02062489_exc_T1
Condition
other cancers
NCT02062489_exc_T2
Temporal
at the same time
NCT02062489_exc_T3
Condition
other cancers
NCT02062489_exc_T4
Negation
except
NCT02062489_exc_T5
Condition
controlled skin basal cell carcinoma
NCT02062489_exc_T6
Condition
skin squamous cell carcinoma
NCT02062489_exc_T7
Condition
carcinoma in situ of cervix uterus
NCT02062489_exc_T8
Scope
controlled skin basal cell carcinoma or skin squamous cell carcinoma or carcinoma in situ of cervix uterus
NCT02062489_exc_T9
Temporal
active
NCT02062489_exc_T10
Condition
infections
NCT02062489_exc_T11
Negation
not
NCT02062489_exc_T12
Qualifier
suitable for chemotherapy
NCT02062489_exc_T13
Qualifier
severe
NCT02062489_exc_T14
Condition
non-cancerous diseases
NCT02062489_exc_T15
Procedure
neoadjuvant hormone therapy
NCT02062489_exc_T16
Condition
bilateral breast cancers
NCT02062489_exc_T17
Condition
DCIS
NCT02062489_exc_T18
Condition
metastatic breast cancers
NCT02062489_exc_T19
Procedure
anti-cancer therapies
NCT02062489_exc_T20
Observation
attending other clinical trials
NCT02062489_exc_T21
Condition
pregnant
NCT02062489_exc_T22
Condition
lactational
NCT02062489_exc_T23
Procedure
contraception
NCT02062489_exc_T24
Negation
refuse to practice
NCT02062489_exc_T25
Temporal
during the whole trial
NCT02062489_exc_T27
Condition
allergic
NCT02062489_exc_T28
Drug
tamoxifen
NCT02062489_exc_T29
Condition
contraindication
NCT02062489_exc_T30
Scope
allergic history or contraindication