Skip to Content

Simethicone use while Breastfeeding

Drugs containing Simethicone: Maalox, Mylanta, Gas-X, Mylicon, Gas-X Extra Strength, Maalox Anti-Gas, Phazyme, Gelusil, Almacone, Di-Gel, Show all 112 »Mylanta Maximum Strength, Gas Relief Extra Strength, Alka-Seltzer Anti-Gas, Mylanta Gas Maximum Strength, Colic Drops, FIRST Mouthwash BLM, Little Tummys, Ovol, Mylanta Gas, Imodium Multi-Symptom Relief, Rulox, Mintox, Mintox Plus, Milantex, Maalox Advanced Regular Strength, Gas-X Regular Strength, Mytab Gas, SimePed, Tums Chewy Bites with Gas Relief (Lemon & Strawberry), Gas-X with Maalox Extra Strength, Rolaids Advanced, Gas-X Ultra Strength, Flatulex, Mag-al Plus, Mi-Acid, Tempo, PediaCare Infants' Gas Relief Drops, Anti-Gas Ultra Strength, Baby Gasz, Micon-80, Bicarsim Forte, Phazyme Ultra, Majorcon, CVS Gas Relief, Genasyme, Gas-Aid Extra Strength, Gas Free Extra Strength, Mi-Acid Gas Relief, Phazyme Ultra Strength, Gerber Gas Relief, Infantaire Gas Relief, Gas Aide, Phazyme Maximum Strength, Bicarsim, Flatulex Drops, Phazyme-125, Maalox Anti-Gas Extra Strength, Equalize Gas Relief Drops, Mylaval, Riopan Plus, Colicon, Maximum Strength Phazyme 125 Softgels, Phazyme-95, Major-Con, Lowsium Plus, Maalox Max Quick Dissolve, Ron-Acid Plus, Mylagen, Maldroxal Plus, Urban DS, Urban, Uni-Lan II, Uni-Lan, Rulox Plus, Magaant, Mylagen-II, Almacone-2, Aldroxicon II, Mi-Acid II, Alamag Plus, Masanti, Masanti DS, Mylanta DS Fast Acting, Mylanta Fast Acting, Milantex Maximum Strength, Flanax Antacid Liquid, Maalox Advanced Maximum Strength, Aldroxicon I, Mintox Extra Strength, Losospan Plus, Maalox Advanced Maximum Strength Chewable, Riopan Plus Double Strength, Magaldrate Plus Suspension, Riopan Plus 2, Anti-Diarrheal + Anti-Gas, E-Z-Gas II, Gas-X with Maalox, Titralac Plus Liquid, Alka-Seltzer Heartburn + Gas ReliefChews, Maalox Junior Relief Chewable, Rolaids Extra Strength Plus Gas Relief Softchews, Mintox Maximum Strength, Alka-Seltzer Heartburn + Gas, Tums Plus, Titralac Plus, Di-Gel Lemon, Di-Gel Mint, Advanced Formula Di-Gel, Mylanta Tonight, Rolaids Multi-Symptom, Mylanta Maximum Strength Cherry, Mylanta Gas Minis

Medically reviewed by Last updated on Nov 2, 2019.

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

Breast Feeding


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.