An Open-label, single dosing clinical trial to investigate the pharmacokinetics and the effect on ECG of escitalopram after oral administration in elderly volunteers.

Inclusion Criteria:

• healthy subject aged 65 or older at screening
• A body weight in the range of 50 kg (inclusive) to 90 kg (inclusive) with BMI range of 19.0 to 28.0
• subjects who decide to participate voluntarily and write a informed consent form

Exclusion Criteria:

• subjects who have clinically significant disease of cardiovascular, respiratory, renal, endocrinological, hematological, gastrointestinal, neurological(central nervous system), psychiatric disorders or malignant tumor
• Subject judged not eligible for study participation by investigator