GERI-LANTA ANTACID aluminum hydroxide, magnesium hydroxide, dimethicone 200 mg/5mL; 200 mg/5mL; 20 mg/5mL Suspension, 355 mL — NDC 50090-4259-0 (Billing 50090-4259-00)
This is a package of 355 mL of GERI-LANTA ANTACID aluminum hydroxide, magnesium hydroxide, dimethicone 200 mg/5mL; 200 mg/5mL; 20 mg/5mL Suspension from A-S Medication Solutions, marketed since Jan 2000 and currently FDA-listed. It is this product's only package size.
NDC database record
One package, one record: these facts belong to NDC 50090-4259-0 alone.
- Record
- FDA NDC Directory package listing · Human OTC drug
- Code segments
- 50090 labeler · 4259 product · 0 package
- Package marketed since
- Apr 10, 2019
- Sample package
- No — commercial package
- Listing certified through
- Dec 31, 2026
- Billing quantity
- 355 mL per package
- Barcode (UPC-A, from the NDC)
- 3 5009042590 1
- FDA record last changed
- Oct 8, 2026
Identity & classification
Regulatory identifiers FDA, NLM and CMS codes for this package
Drug-database identifiers Medi-Span GPI and First Databank GCN / HICL / AHFS classification
- GSN (GCN sequence number): 002701
- GCN: 63910
- GPI-14 (Medi-Span): 48991003101810
- HICL (First Databank): 001168
- AHFS class code: 56:04.00.00
- RxCUI (RxNorm): 307746
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 8, 2026
- FDA label on DailyMed · label index refreshed Oct 6, 2026
- RxNorm (NLM RxNav) · catalog refreshed Oct 1, 2026
- Medi-Span GPI (licensed)
- First Databank (licensed) · refreshed Oct 8, 2026
RxNorm drug class
This medicine belongs to the Aluminium compounds class.
Where does this data come from?
- RxClass (NLM) · catalog refreshed Oct 1, 2026
Clinical
Aluminum Hydroxide, Magnesium Hydroxide are antacids used together to relieve heartburn, acid indigestion, and upset stomach. They may be used to treat these symptoms in patients with peptic ulcer, gastritis, esophagitis, hiatal hernia, or too much acid in the stomach (gastric hyperacidity). They combine with stomach acid and neutralize it. Aluminum Hydroxide, Magnesium Hydroxide are available without a prescription. This medication is sometimes prescribed for other uses; ask your doctor or pharmacist for more information.
Read the full MedlinePlus article ↗Geri-Lanta Antacid is an over-the-counter oral suspension containing aluminum hydroxide and magnesium hydroxide, which are commonly used as antacids to help neutralize stomach acid. Dimethicone, also present in the formulation, functions as an anti-gas agent. This product is marketed under FDA's over-the-counter monograph rules for antacid preparations.
Patient education
Supplement & herbal interactions
Where does this data come from?
- MedlinePlus (NLM) · refreshed Oct 1, 2026
- FDA label on DailyMed · label index refreshed Oct 6, 2026
Ask a licensed pharmacist directly — free, answered by our team.
Pricing
A drug doesn't have one price. Each row is a different public payment system, and none is what you'd pay at the counter — that depends on your insurance. The ⓘ on each row explains what it measures.
| Price system | Per mL | Per package |
|---|---|---|
| Retail pharmacies payNADAC · weekly | Not in the retail survey — common for institutional, discontinued, or low-volume packs. | |
| Medicaid paysCMS SDUD · 12 mo | No recent Medicaid claims on file for this NDC — rare and low-volume NDCs are suppressed in the public data. | |
| Medicare drug plans payPart D · quarterly | No Part D plan price is available for this NDC in our data. | |
Where does this data come from?
- CMS NADAC weekly file
- CMS ASP pricing files · refreshed Sep 20, 2026
- CMS Medicaid State Drug Utilization Data · refreshed Oct 8, 2026
- CMS Part D plan pricing files · refreshed Sep 24, 2026
- VA National Acquisition Center price file
Packaging — all sizes for this product
| Package NDC | Description | Marketing start | Marketing end | Status |
|---|---|---|---|---|
| 50090-4259-00 You're viewing this Main listing | 355 mL in 1 BOTTLE | 2019-04-10 | — | Active |
Therapeutic equivalents
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 8, 2026
- FDA Orange Book · refreshed Oct 3, 2026
- CMS NADAC weekly file
Availability & generic status
We did not find an FDA-approved generic match for this exact strength, form and route.
Where does this data come from?
- FDA Orange Book · refreshed Oct 3, 2026
What it looks like
Where does this data come from?
- FDA label on DailyMed · label index refreshed Oct 6, 2026
Inactive Ingredients / Excipients
Inactive ingredients, also called excipients, are components of the drug product other than the active ingredient. They may include fillers, dyes, coatings, preservatives, flavors, or other formulation ingredients.
💡 Tap an ingredient (hover on desktop) to see what it is and why it’s used.
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UNII LKG8494WBH
Benzyl alcohol is a clear liquid used as a preservative and solvent in medicines. It helps prevent bacterial and fungal growth and dissolves other ingredients to create uniform liquid formulations.
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UNII 3QPI1U3FV8
A preservative derived from benzoic acid that prevents bacterial and fungal growth in medicines. It helps extend shelf life and maintain product safety during storage and use.
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UNII ZYD53NBL45
Hydroxyethyl cellulose is a plant-based thickening agent derived from cellulose. It helps control the texture and consistency of liquid or semi-solid medicines, and may also help keep ingredients evenly mixed throughout the product.
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UNII Z8IX2SC1OH
Propylparaben is a chemical preservative used to prevent bacterial and fungal growth in medicines and personal care products. It helps extend shelf life and maintain product safety during storage.
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UNII SB8ZUX40TY
Saccharin sodium is an artificial sweetener made from saccharin salt. It's added to medicines to improve taste, especially in liquid formulations for children or bitter drugs.
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UNII 8KW3E207O2
A liquid sweetener made from sorbitol, a sugar alcohol derived from glucose. It sweetens the medicine and also acts as a humectant to help retain moisture and improve texture in liquid formulations.
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UNII 059QF0KO0R
Water is a liquid solvent that dissolves and mixes ingredients together in liquid medicines, syrups, and injections. It helps distribute the active drug evenly throughout the product.
7 inactive ingredients listed in the exact product block matched to this NDC.
Label-section wording can be broader than the structured product block and may mention additional formulation ingredients.
Where does this data come from?
ingredient classCode="IACT" elements from the exact product block matched by this NDC. Label-section narrative from DailyMed / the openFDA label index is shown separately when available.- FDA label on DailyMed · label index refreshed Oct 6, 2026
- FDA openFDA NDC Directory · synced Oct 8, 2026
Inactive ingredient FAQ
Are inactive ingredients the same for every manufacturer?
Why might an inactive ingredient be missing?
Can inactive ingredients matter?
Manufacturer & labeler
More NDCs from A-S Medication Solutions labeler code 50090
- Propafenone Hydrochloride 225 mg Tablet, Coated NDC 50090-4227-0
- Atomoxetine Hydrochloride 40 mg Capsule NDC 50090-4236-0
- Spiriva HandiHaler TIOTROPIUM BROMIDE 18 ug Capsule NDC 50090-4248-0
- Cefazolin 330 mg/mL Injection, Powder, For Solution NDC 50090-4256-0
- Saxenda liraglutide 6 mg/mL Injection, Solution NDC 50090-4257-0
- Cefdinir 125 mg/5mL Powder, For Suspension NDC 50090-4258-0
- Fexofenadine HCL 180 mg Tablet NDC 50090-4267-0
- Mycophenolate Mofetil 500 mg Tablet, Film Coated NDC 50090-4275-0
- Trazodone Hydrochloride 100 mg Tablet NDC 50090-4283-0
- Amlodipine and Benazepril Hydrochloride 5 mg; 20 mg Capsule NDC 50090-4284-0
- oxybutynin chloride 10 mg Tablet, Extended Release NDC 50090-4307-0
- oxymetazoline hcl oxymetazoline hydrochloride .05 g/100mL Spray NDC 50090-4308-0
Where does this data come from?
- FDA openFDA NDC Directory · synced Oct 8, 2026
- Drugs@FDA
FDA label — Drug Facts FDA SPL
🎯 Indications and Usage ▾
Uses relieves heartburn sour stomach acid indigestion the symptoms referred to as gas
⏱️ Dosage and Administration ▾
Directions shake well before use adults and children 12 years and older: take 2 to 4 teaspoonfuls between meals, at bedtime, or as directed by a doctor do not take more than 24 teaspoonfuls in 24 hours or use the maximum dosage for more than 2 weeks children under 12 years: ask a doctor
⚠️ Warnings ▾
Warnings Ask a doctor before use if you have kidney disease a magnesium-restricted diet Ask a doctor or pharmacist before use if you are taking a prescription drug. Antacids may interact with certain prescription drugs. Stop use and ask a doctor if symptoms last more than 2 weeks If pregnant or breast-feeding, ask a health professional before use. Keep out of reach of children.
📦 How Supplied / Storage and Handling ▾
HOW SUPPLIED Product: 50090-4259 NDC: 50090-4259-0 355 mL in a BOTTLE
📦 Storage and Handling ▾
Other information each 5 mL teaspoonful contains: magnesium 85 mg, sodium 3 mg store at room temperature protect from freezing keep tightly closed
🧪 Active Ingredient ▾
Active ingredients (in each 5 mL teaspoonful) Aluminum hydroxide 200 mg (equivalent to dried gel, USP) Magnesium hydroxide 200 mg Simethicone 20mg
🧪 Inactive Ingredients ▾
Inactive ingredients benzyl alcohol, butylparaben, flavor (contains alcohol), hydroxyethylcellulose, propylparaben, purified water, saccharin sodium, sorbitol solution
🎯 Purpose ▾
Purposes Antacid Antigas
📄 Keep Out of Reach of Children ▾
Keep out of reach of children.
📄 Questions or Comments ▾
Questions or comments? 1-800-540-3765
📄 Package Label / Principal Display Panel ▾
GERI-LANTA ANTACID ANTIGAS Label Image
Reported adverse events (FAERS)
Top reported reactions
Reporter sex
Serious outcomes
Where does this data come from?
About this NDC listing & data coverage
What data is (and isn’t) available for this NDC — tap to expand
| NDC identity (package / product / labeler codes) | ✓ Available |
| Labeler | ✓ Available |
| Product & package description | ✓ Available |
| Marketing category & status | ✓ Available |
| Active ingredient / dosage form / route | ✓ Available |
| FDA label (SPL via DailyMed) | ✓ Available |
| Package photos | ✓ Available |
| Inactive ingredients (structured) | ✓ Available |
| NADAC pharmacy acquisition price (CMS) | — Not published for this NDC CMS publishes NADAC only for NDCs reported in its retail-pharmacy survey. |
| Orange Book / therapeutic-equivalence data | — Not published for this NDC Applies only to products approved under an NDA/ANDA; many listings are out of scope. |
| HCPCS J-code billing crosswalk | — Not published for this NDC Most self-administered / retail products have no J-code — that is normal. |
| Medicaid utilization (CMS SDUD) | — Not published for this NDC CMS reports utilization only for NDCs with Medicaid claims above its privacy threshold. |