Dose escalation study: Gemcitabine 1000-1250 mg/m2 will be given for 2 days in each 21 day cycle

Cisplatin IV 75 mg/m2 will be given for 1 day in each 21 day cycle or carboplatin dosed according to renal function.

An adverse experience was defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the sponsor's product, whether or not considered related to the use of the product. Any worsening (any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which was temporally associated with the use of the sponsor's product, was also an adverse experience.

The AEs could have been any grade from 1 to 5 in severity (mild, moderate, severe, life-threatening, death, respectively).

Vorinostat 300 mg given the first 7 days of the 21 day cycle. Gemcitabine 1250 mg/m^2 given on days 3 & 10 of the 21 day cycle. Cisplatin 75 mg/m^2 given on day 3 of th 21 day cycle.

Vorinostat 400 mg given the first 7 days of the 21 day cycle. Gemcitabine 1250 mg/m^2 given on days 3 & 10 of the 21 day cycle. Cisplatin 75 mg/m^2 given on day 3 of th 21 day cycle.

Vorinostat 400 mg given the first 10 days of the 21 day cycle. Gemcitabine 1250 mg/m^2 given on days 3 & 10 of the 21 day cycle. Cisplatin 75 mg/m^2 given on day 3 of th 21 day cycle.

Vorinostat 400 mg given the first 14 days of the 21 day cycle. Gemcitabine 1250 mg/m^2 given on days 3 & 10 of the 21 day cycle. Cisplatin 75 mg/m^2 given on day 3 of th 21 day cycle.

An adverse experience (AE) was defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the sponsor's product, whether or not considered related to the use of the product. Any worsening (any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which was temporally associated with the use of the sponsor's product, was also an adverse experience.

The AEs could have been any grade from 1 to 5 in severity (mild, moderate, severe, life-threatening, death, respectively).

An adverse experience was defined as any unfavorable and unintended change in the structure, function, or chemistry of the body temporally associated with the use of the sponsor's product, whether or not considered related to the use of the product. Any worsening (any clinically significant adverse change in frequency and/or intensity) of a preexisting condition which was temporally associated with the use of the sponsor's product, was also an adverse experience.

The AEs could have been any grade from 1 to 5 in severity (mild, moderate, severe, life-threatening, death, respectively).

Maximum tolerated dose (MTD) was defined as the highest dose level in which fewer than 2 patients among the first 6 enrolled experience a DLT (as defined in Outcome Measure 1) during the first cycle of treatment.

The MTD was 400 mg for up to 10 days in 21-day cycles.