Oral
Ascariasis
Adult: 100 mg twice daily for 3 consecutive days. Alternatively, 500 mg as a single dose. A 2nd course may be given if patient is not cured within 3-4 wk. 
Child: >1 yr: 100 mg twice daily for 3 consecutive days. Alternatively, 500 mg as a single dose. A 2nd course may be given if patient is not cured within 3-4 wk.

Oral
Trichuriasis
Adult: 100 mg twice daily for 3 consecutive days. Alternatively, 500 mg as a single dose. A 2nd course may be given if patient is not cured within 3-4 wk. 
Child: >1 yr: 100 mg twice daily for 3 consecutive days. Alternatively, 500 mg as a single dose. A 2nd course may be given if patient is not cured within 3-4 wk.

Oral
Hookworm infections
Adult: 100 mg twice daily for 3 consecutive days. Alternatively, 500 mg as a single dose. A 2nd course may be given if patient is not cured within 3-4 wk. 
Child: >1 yr: 100 mg twice daily for 3 consecutive days. Alternatively, 500 mg as a single dose. A 2nd course may be given if patient is not cured within 3-4 wk.
Oral
Enterobiasis
Adult: 100 mg as a single dose; may repeat if necessary 2-3 wk after initial treatment.
Child: >2 yr: 100 mg as a single dose; may repeat if necessary 2-3 wk after initial treatment.

Oral
Capillariasis
Adult: 200 mg twice daily for 20 days.
Child: >2 yr: 200 mg twice daily for 20 days.

Oral
Filariasis
Adult: Caused by Mansonella perstans: 100 mg twice daily for 30 days; caused by Onchocerca volvulus: 1 g twice daily for 28 days. 
Child: >2 yr: 100 mg twice daily for 30 days.

Oral
Toxocariasis
Adult: 100-200 mg twice daily for 5 days; may continue for up to 20 days. 
Child: >2 yr: 100-200 mg twice daily for 5-20 days.

Oral
Trichinellosis
Adult: Caused by Trichinella spiralis: 200-400 mg three times in a day for 3 days followed by 400-500 mg three times in a day for 10 days.
Child: >2 yr: 200-400 mg tid for 3 days followed by 500 mg three times in a day for 10 days.

Oral
Trichostrongyliasis
Adult: Caused by Trichostronglus: 100 mg twice daily for 3 consecutive days.
Child: >2 yr: 100 mg twice daily for 3 consecutive days.

Oral
Dracunculiasis
Adult: Caused by Dracunculus medinensis: 400-800 mg daily for 6 days