Generic Name: Ammonium

  • What is Lac-Hydrin?

    Lac-Hydrin is a topical medicine (applied directly on the skin) that is used to treat scaly or dry skin. It is available in both a cream and lotion.

  • What is the most important information I should know about Lac-Hydrin?

    Lac-Hydrin is for external use only. Do not use it in your eyes, lips, mouth, or vagina.

    Do not expose your treated skin area(s) to the sun. If you cannot avoid this, wear protective clothing over treated area(s) while you are using Lac-Hydrin.

    Lac-Hydrin can cause stinging or burning when it is applied to fissures, erosions, or abrasions (such as after shaving your legs).

    Stop using Lac-Hydrin and tell your doctor if your condition worsens.

  • Who should not take Lac-Hydrin?

    Do not use Lac-Hydrin if you are allergic to it or any of its ingredients.

  • What should I tell my doctor before I take the first dose of Lac-Hydrin?

    Tell your doctor about all prescription, over-the-counter, and herbal medications you are taking before beginning treatment with Lac-Hydrin. Also, talk to your doctor about your complete medical history.

  • What is the usual dosage?

    The information below is based on the dosage guidelines your doctor uses. Depending on your condition and medical history, your doctor may prescribe a different regimen. Do not change the dosage or stop taking your medication without your doctor's approval.


    Adults and children ≥2 years: Apply to the affected area(s) twice a day or as prescribed by your doctor.


    Adults and children: Apply to the affected area(s) twice a day or as prescribed by your doctor.

  • How should I take Lac-Hydrin?

    Apply Lac-Hydrin exactly as prescribed by your doctor. Rub the cream or lotion thoroughly into your skin. Shake Lac-Hydrin lotion well before use.

  • What should I avoid while taking Lac-Hydrin?

    Do not use Lac-Hydrin in your eyes, lips, mouth, or vagina.

    Do not excessively expose your skin to the sun.

  • What are possible food and drug interactions associated with Lac-Hydrin?

    No significant interactions have been reported with Lac-Hydrin at this time. However, always tell your doctor about any medicines you take, including over-the-counter medications, vitamins, and herbal supplements.

  • What are the possible side effects of Lac-Hydrin?

    Side effects cannot be anticipated. If any develop or change in intensity, tell your doctor as soon as possible. Only your doctor can determine if it is safe for you to continue taking this drug.

    Side effects may include: burning or stinging sensation, dry skin, itching, rash, skin redness

  • Can I receive Lac-Hydrin if I am pregnant or breastfeeding?

    The effects of Lac-Hydrin during pregnancy and breastfeeding are unknown. Tell your doctor immediately if you are pregnant, plan to become pregnant, or are breastfeeding.

  • What should I do if I miss a dose of Lac-Hydrin?

    If you miss a dose of Lac-Hydrin, apply it as soon as you remember. However, if it is almost time for your next dose, skip the one you missed and return to your regular dosing schedule. Do not apply two doses at once.

  • How should I store Lac-Hydrin?

    Store at room temperature.