Evaluate Different Extended-release (ER) Tablets/Capsules of AZD1305

A Phase I, Two-part, Randomised, Open, Single-centre, Crossover Study to Evaluate Different Extended-release Formulations of AZD1305 When Given as Single Oral Doses to Healthy Male Volunteers

To study the properties of different tablets/capsules of AZD1305 in healthy male volunteers.

Inclusion Criteria:

• Healthy male between the age of 20 - 45
• Non-smoking

Exclusion Criteria:

• Potassium outside normal reference values
• ECG findings outside normal range