Dosage & Administration
Threatened Abortion: 5 mg three times daily for 5-7 days. If necessary, the treatment period may be extended. After disappearance of the symptoms the dosage should be gradually reduced unless symptoms return.
Habitual abortion: 5-10 mg daily as soon as pregnancy has been diagnosed. The administration should be continued until at least one month after the end of the critical period.
Threatened premature labor: The dosage must be determined individually. High dosages (up to 40 mg daily) have been used.