Study: NCT00102960

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Abacavir sulfate
Description: Second Line Regimen: 8 mg/kg taken orally twice daily. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Abacavir sulfate
Description: Second Line Regimen: 8 mg/kg taken orally twice daily. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Abacavir sulfate
Description: Second Line Regimen: 8 mg/kg taken orally twice daily. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Didanosine
Description: Second Line Regimen: Either 100 mg/m\^2 or 120 mg/m\^2 taken orally twice daily. Dosage depends on age. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Didanosine
Description: Second Line Regimen: Either 100 mg/m\^2 or 120 mg/m\^2 taken orally twice daily. Dosage depends on age. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Didanosine
Description: Second Line Regimen: Either 100 mg/m\^2 or 120 mg/m\^2 taken orally twice daily. Dosage depends on age. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Efavirenz
Description: Second Line Regimen: taken orally once daily. Dosage depends on weight. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Efavirenz
Description: Second Line Regimen: taken orally once daily. Dosage depends on weight. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Efavirenz
Description: Second Line Regimen: taken orally once daily. Dosage depends on weight. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Lamivudine
Description: First Line Regimen: 4 mg/kg taken orally twice daily

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Lamivudine
Description: First Line Regimen: 4 mg/kg taken orally twice daily

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Lamivudine
Description: First Line Regimen: 4 mg/kg taken orally twice daily

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Lopinavir/Ritonavir
Description: First Line Regimen: taken orally twice daily. Dosage depends on age and weight.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Lopinavir/Ritonavir
Description: First Line Regimen: taken orally twice daily. Dosage depends on age and weight.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Lopinavir/Ritonavir
Description: First Line Regimen: taken orally twice daily. Dosage depends on age and weight.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Nevirapine
Description: Second Line Regimen: 150 - 200 mg/m\^2 taken orally twice daily. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Nevirapine
Description: Second Line Regimen: 150 - 200 mg/m\^2 taken orally twice daily. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Nevirapine
Description: Second Line Regimen: 150 - 200 mg/m\^2 taken orally twice daily. Guidelines for switching from first line to second line therapy are available in the protocol.

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Zidovudine
Description: First Line Regimen: 240 mg/m\^2 taken orally twice daily

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Zidovudine
Description: First Line Regimen: 240 mg/m\^2 taken orally twice daily

Intervention type: DRUG
Group type: EXPERIMENTAL
Intervention: Zidovudine
Description: First Line Regimen: 240 mg/m\^2 taken orally twice daily