Ammonium lactate lotion prescription?

Short answer: In the U.S., ammonium lactate lotion at about 12% is usually available over the counter. A prescription is not typically required unless you or your clinician specifically wants a higher strength or a different formulation.

What ammonium lactate lotion is used for
- Dry, rough, scaly skin (xerosis), including areas affected by eczema or ichthyosis.
- It acts as an emollient and helps shed dead skin cells gently.

Typical usage (check your product label or your clinician’s instructions)
- Apply a thin layer to clean, dry skin 1–2 times daily.
- Wash hands after applying (unless you’re treating the hands).
- Avoid the eyes, mouth, and other mucous membranes.
- If irritation occurs, reduce frequency or discontinue and talk to a clinician.
- If using other skin products, use them at different times (e.g., wait a while after applying ammonium lactate).

Possible side effects
- Mild stinging or burning, redness, or irritation (common with new use).
- Allergic reactions are rare but require medical attention (hives, swelling, severe trouble breathing).

Safety notes
- Do not use on broken or severely irritated skin unless directed by a clinician.
- If pregnant/breastfeeding, ask your healthcare provider (topical products like ammonium lactate are generally considered safe, but it’s best to confirm).
- There are no major drug interactions with topical ammonium lactate, but avoid combining with other keratolytics unless advised.

If you were told you need a prescription-strength version (for example, a higher than 12% concentration or a compounded formulation), your clinician can write an Rx, and a pharmacist can prepare it for you.

If you want, tell me your location (country) and the exact product or strength you’re using or considering, and I can tailor the instructions and safety notes more precisely.