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How Supplied


Dihydrotachysterol is indicated for the treatment of acute, chronic, and latent forms of postoperative tetany, idiopathic tetany, and hypoparathyroidism.


The dosage depends on the nature and seriousness of the disorder and should be adapted to each individual patient. Serum calcium levels should be maintained between 9 to 10 mg per 100 mL.

The following dosage schedule will serve as a guide:

Initial dose: 0.8 mg to 2.4 mg daily for several days.

Maintenance dose: 0.2 mg to 1.0 mg daily as required for normal serum calcium levels. The average maintenance dose is 0.6 mg daily. This dose may be supplemented with 10 to 15 grams of calcium lactate or gluconate by mouth daily.


DHTTM Dihydrotachysterol Tablets USP

0.125 mg white tablets

(Tablets identified 54 280).

NDC 0054-8172-25: Unit dose, 10 tablets per strip, 10 strips per shelf pack, 10 shelf packs per shipper.

NDC 0054-4190-19: Bottles of 50 Tablets

0.2 mg pink tablets (Identified 54 903).

NDC 0054-8182-25: Unit dose, 10 tablets per strip, 10 strips per shelf pack, 10 shelf packs per shipper.

NDC: 0054-4189-25: Bottles of 100 Tablets

0.4 mg white tablets (Tablets Identified 54 772).

NDC 0054-4191-19: Bottles of 50 Tablets

DHTTM Dihydrotachysterol IntensolTM

0.2 mg per mL

NDC 0054-3170-44: Bottles of 30 mL with calibrated dropper (graduated 0.25 mL to 1.0 mL).

Caution: Federal law prohibits dispensing without prescription.


This monograph has been modified to include the generic and brand name in many instances.

Last reviewed on RxList: 12/8/2004

How Supplied

Report Problems to the Food and Drug Administration


You are encouraged to report negative side effects of prescription drugs to the FDA. Visit the FDA MedWatch website or call 1-800-FDA-1088.

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