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Simethicone use while Breastfeeding

Drugs containing Simethicone: Maalox, Mylanta, Mylicon, Gas-X, Phazyme, Maalox Advanced Regular Strength, Gelusil, Mintox, FIRST Mouthwash BLM, Mylanta Maximum Strength, Show all 111 »Almacone, Tums Chewy Bites with Gas Relief (Lemon & Strawberry), Rulox, Mag-al Plus, Alka-Seltzer Heartburn + Gas, Gas Relief Extra Strength, Mi-Acid, Bicarsim, Gas-X Extra Strength, Alka-Seltzer Anti-Gas, Imodium Multi-Symptom Relief, Magaldrate Plus Suspension, PediaCare Infants' Gas Relief Drops, Mylanta Gas, Colic Drops, Mytab Gas, Di-Gel, Maalox Advanced Maximum Strength, Mylanta Gas Maximum Strength, Infantaire Gas Relief, CVS Gas Relief, Gas-X Regular Strength, Lowsium Plus, Gas-X Ultra Strength, Anti-Gas Ultra Strength, Baby Gasz, Colicon, Bicarsim Forte, Phazyme Maximum Strength, Majorcon, Genasyme, Gas-Aid Extra Strength, Gas Free Extra Strength, Mi-Acid Gas Relief, Phazyme Ultra Strength, Gerber Gas Relief, Gas Aide, Phazyme Ultra, Ovol, Flatulex Drops, Maalox Anti-Gas, Phazyme-125, Maalox Anti-Gas Extra Strength, Equalize Gas Relief Drops, Little Tummys, Mylaval, Micon-80, Ron-Acid Plus, Maximum Strength Phazyme 125 Softgels, Phazyme-95, SimePed, Major-Con, Riopan Plus, Gas-X with Maalox, Losospan Plus, Mintox Plus, Maldroxal Plus, Urban DS, Urban, Uni-Lan II, Uni-Lan, Rulox Plus, Magaant, Mylagen-II, Mylagen, Almacone-2, Aldroxicon II, Mi-Acid II, Alamag Plus, Masanti, Masanti DS, Mylanta DS Fast Acting, Mylanta Fast Acting, Milantex Maximum Strength, Milantex, Flanax Antacid Liquid, Aldroxicon I, Tempo, Riopan Plus Double Strength, Rolaids Extra Strength Plus Gas Relief Softchews, Riopan Plus 2, E-Z-Gas II, Flatulex, Maalox Max Quick Dissolve, Gas-X with Maalox Extra Strength, Titralac Plus Liquid, Alka-Seltzer Heartburn + Gas ReliefChews, Maalox Junior Relief Chewable, Maalox Advanced Maximum Strength Chewable, Tums Plus, Mintox Extra Strength, Titralac Plus, Di-Gel Lemon, Di-Gel Mint, Advanced Formula Di-Gel, Rolaids Advanced, Mylanta Tonight, Rolaids Multi-Symptom, Mylanta Maximum Strength Cherry, Mintox Maximum Strength, Mylanta Gas Minis

Medically reviewed on Sep 7, 2018

Simethicone Levels and Effects while Breastfeeding

Summary of Use during Lactation

Although no data are available on the use of simethicone during breastfeeding, it is known that simethicone is not absorbed orally. Therefore, it cannot be transferred to breastmilk. It is also used safely in breastfed infants.[1][2] No special precautions are required.

Drug Levels

Maternal Levels. Relevant published information was not found as of the revision date.

Infant Levels. Relevant published information was not found as of the revision date.

Effects in Breastfed Infants

Relevant published information was not found as of the revision date.

Effects on Lactation and Breastmilk

Relevant published information was not found as of the revision date.


1. Hagemann TM. Gastrointestinal medications and breastfeeding. J Hum Lact. 1998;14:259-62. PMID: 10205441

2. Savino F, Pelle E, Palumeri E et al. Lactobacillus reuteri (American Type Culture Collection Strain 55730) versus simethicone in the treatment of infantile colic: a prospective randomized study. Pediatrics. 2007;119:e124-30. PMID: 17200238

Simethicone Identification

Substance Name


CAS Registry Number


Drug Class

Antifoaming Agents

Administrative Information

LactMed Record Number



Information presented in this database is not meant as a substitute for professional judgment. You should consult your healthcare provider for breastfeeding advice related to your particular situation. The U.S. government does not warrant or assume any liability or responsibility for the accuracy or completeness of the information on this Site.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.