United States· US:87538-0005_56b9a752-25b1-7374-e063-6294a90a3cb0
Gelfos-M
A medicinal product containing aluminum phosphate; dimethicone; magnesium hydroxide, registered in United States by Masaem Company.
Checked against FDA National Drug Code directory (United States) on
Informational only — not a medical device.
The record
At a glance
FDA National Drug Code directory (United States)- Active substance
- ALUMINUM PHOSPHATE; DIMETHICONE; MAGNESIUM HYDROXIDE
- Manufacturer
- Masaem Company
- Country
- United States (US)
- ATC code
- —
- Reimbursed
- Not published by this register
- Source register
- FDA National Drug Code directory (United States)
- Last checked
- September 27, 2026
Packs & prices · 1
- ndc1187538-0005-1
Regulatory notes
No shortage, Orange Book or US label notes for this record.
Same medicine, other countries
Aluminum phosphate; dimethicone; magnesium hydroxide in 1 other country
What each register calls a product with the same active substance — salts and hydrates count as the same.
Authorised across Europe · EMA
The same active substance is authorised in 3 EEA countries. Names it is sold under:
- Cyprus · Maalox Plus
- Greece · Maalox Plus, Zaxan
- Italy · Maalox Plus
Source: European Medicines Agency, Article 57 product data.
Sourced from a public register and reproduced with attribution. Drug Database is not affiliated with, endorsed by, or a partner of FDA National Drug Code directory (United States). This is an informational data service and not a medical device — verify against the official source of record before any clinical decision.
For developers
The same record over the API, and the raw payload
GET /v1/drugs/c4144d83-b9aa-4240-9e58-8142d3b24594 GET /v1/drugs/c4144d83-b9aa-4240-9e58-8142d3b24594?format=fhir
Every response carries last_synced_at, so freshness is a field rather than a promise. Below is exactly what the ingestion wrote, before any presentation — the same JSON the API returns under payload.
{
"route": "ORAL",
"source": "ndc",
"strength": "12.38; 40; 400",
"substance": "ALUMINUM PHOSPHATE; DIMETHICONE; MAGNESIUM HYDROXIDE",
"productndc": "87538-0005",
"dosage_form": "LIQUID",
"dea_schedule": null,
"strength_unit": "g/20g; mg/20g; mg/20g",
"application_number": "M001",
"marketing_category": "OTC MONOGRAPH DRUG"
}See everything about aluminum phosphate; dimethicone; magnesium hydroxide.
This page is the registration. A free account adds the label text as the regulator wrote it, what it costs per daily dose across the markets that publish a price, a feed of what changes in the registers, and an assistant that answers with its sources. Interaction severity is free; mechanism and management are on the Growth plan. No card, nothing to install.