Lac (Ammonium Lactate)

Medically reviewed by Meghan Maynard Harlan. Last updated on October 15, 2023

LAC-HYDRIN®

Westwood-Squibb

Ammonium Lactate

Moisturizer

Indications And Clinical Uses: For the treatment of moderate to severe dry skin and scaling (xerosis), and hyperkeratotic conditions such as ichthyosis, and for the temporary relief of itching associated with these conditions.

Contra-Indications: Abraded or inflamed skin. Known sensitivity to any of the ingredients.

Precautions: If irritation develops, use should be discontinued. For external use only.

Dosage: Apply to the affected areas twice daily or as often as physician directs. In cases of severe dry skin, improvement may be evident within 1 week. If symptoms persist, discontinue use and consult physician.

Availability And Storage: Each plastic bottle contains: ammonium lactate 12% in a humectant lotion base. pH: 4.5 to 5.5. Nonmedicinal ingredients: ammonium hydroxide, cetyl alcohol, fragrance, glycerin, glyceryl stearate/PEG-100 stearate, laureth-4, magnesium aluminum silicate, methylcellulose, methylparaben, mineral oil, PEG-40 stearate, propylene glycol, propylparaben and water. Plastic bottles of 225 mL.

LAC-HYDRIN® Westwood-Squibb Ammonium Lactate Moisturizer

About Meghan Maynard Harlan

Meghan Maynard Harlan, PharmD is a licensed pharmacist across Tennessee, Kentucky, Arkansas, and Kansas, with nine years of experience spanning retail, hospital, and long-term care pharmacy. Her clinical strengths include patient counseling, immunization delivery, medication therapy management, and regulatory adherence across diverse care settings. She is known for her precision, communication skills, and ability to coordinate seamless care transitions. Meghan is a member of the American Pharmacists Association, Kappa Psi Pharmaceutical Fraternity, and the Rho Chi Pharmacy Honor Society.