Arm/Group Description 
Placebo was given at bedtime and ag...

Xyrem 9 grams given in a divided do...

Xyrem 9 g + modafinil 200 mg (Xyrem...

Zolpidem 10 mg + placebo were given...

Placebo was given at bedtime and ag...

Xyrem 9 grams given in a divided do...

Xyrem 9 grams given in a divided do...

Xyrem 9 grams given in a divided do...

Xyrem 9 g + modafinil 200 mg (Xyrem...

Placebo was given at bedtime and ag...

Zolpidem 10 mg + placebo were given...

Placebo was given at bedtime and ag...

Placebo was given at bedtime and ag...

Xyrem 9 grams given in a divided do...

Xyrem 9 g + modafinil 200 mg (Xyrem...

Total of all reporting groups

Arm/Group Description 
Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later; then Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment).

Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment); then Placebo was given at bedtime and again 2.5 to 4 hours later; then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later.

Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment); then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later; then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Placebo was given at bedtime and again 2.5 to 4 hours later.

Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later; then Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment); then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later.

Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment); then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later.

Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later; then Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment); then Placebo was given at bedtime and again 2.5 to 4 hours later.

Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later; then Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment).

Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Placebo was given at bedtime and again 2.5 to 4 hours later; then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later.

Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment); then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Placebo was given at bedtime and again 2.5 to 4 hours later; then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later.

Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; then Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later.

Zolpidem 10 mg + placebo were given at bedtime and placebo given 2.5 to 4 hours later; then Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment).

Placebo was given at bedtime and again 2.5 to 4 hours later; then Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later.

Placebo was given at bedtime and again 2.5 to 4 hours later

Xyrem 9 grams given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later.

Xyrem 9 g + modafinil 200 mg (Xyrem 9 g was given in a divided dose: 4.5 g at bedtime and 4.5 g given 2.5 to 4 hours later; modafinil was given at 8 am on the morning of Xyrem treatment).

Total of all reporting groups
