Aluminum Hydroxide with Magnesium Hydroxide
Mylanta Maximum Strength, Almacone Antacid Antigas, Almacone Double Strength, and many other generics (see remarks); previously available as Maalox
Antacid
| ? | ? | Yes | No | No |
| Key |
- Chewable tabs [OTC]: (Al [OH]3: Mg [OH]2)
- Almacone and generics: 200 mg AlOH, 200 mg MgOH, and 25 mg simethicone
- Oral suspension [OTC] (see remarks):
- Almacone Antacid Antigas, and generics: each 5 mL contains 200 mg AlOH, 200 mg MgOH, and 20 mg simethicone (150, 360, 720 mL); some preparations may contain 0.2% alcohol, benzyl alcohol, or propylene glycol
- Mylanta Maximum Strength, Almacone Double Strength, and generics: each 5 mL contains 400 mg AlOH, 400 mg MgOH, and 40 mg simethicone (360, 480 mL); some preparations may contain benzyl alcohol
- Many other combinations exist.
- Contains 0.03–0.06 mEq Na/5 mL
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Citation
Hughes, Helen K., and Lauren K. Kahl, editors. "Aluminum Hydroxide With Magnesium Hydroxide." Harriet Lane Handbook, 23rd ed., Elsevier, 2024. Harriet Lane, www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309796/0/Aluminum_Hydroxide_with_Magnesium_Hydroxide.
Aluminum Hydroxide with Magnesium Hydroxide. In: Hughes HKH, Kahl LKL, eds. Harriet Lane Handbook. Elsevier; 2024. https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309796/0/Aluminum_Hydroxide_with_Magnesium_Hydroxide. Accessed October 28, 2026.
Aluminum Hydroxide with Magnesium Hydroxide. (2024). In Hughes, H. K., & Kahl, L. K. (Eds.), Harriet Lane Handbook (23rd ed.). Elsevier. https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309796/0/Aluminum_Hydroxide_with_Magnesium_Hydroxide
Aluminum Hydroxide With Magnesium Hydroxide [Internet]. In: Hughes HKH, Kahl LKL, eds. Harriet Lane Handbook. Elsevier; 2024. [cited 2026 October 28]. Available from: https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309796/0/Aluminum_Hydroxide_with_Magnesium_Hydroxide.
* Article titles in AMA citation format should be in sentence-case
TY - ELEC
T1 - Aluminum Hydroxide with Magnesium Hydroxide
ID - 309796
ED - Hughes,Helen K,
ED - Kahl,Lauren K,
BT - Harriet Lane Handbook
UR - https://www.unboundmedicine.com/harrietlane/view/Harriet_Lane_Handbook/309796/0/Aluminum_Hydroxide_with_Magnesium_Hydroxide
PB - Elsevier
ET - 23
DB - Harriet Lane
DP - Unbound Medicine
ER -

Harriet Lane Handbook

