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an agent used as a remedy for flatulence, and also used to prevent foaming in gastroscopy.

simethicone (simeticone (UK))

Dentinox Colic Drops (UK), Equalizer Gas Relief, GasAid, Gas-X, Gas-X Extra Strength, Genasyme, Infacol (CA) (UK), Infantaire Gas, Maximum Strength Mylanta Gas, Mylanta Gas, Mylicon, Mylicon Infant Drops, Ovol (CA), Phazyme, Wind-Eze (UK)

Pharmacologic class: Methylated linear siloxane mixture

Therapeutic class: Antiflatulent, antifoam agent

Pregnancy risk category NR


Causes gas bubbles to coalesce and allows gas to pass through GI tract via belching or passing of flatus. Silicone antifoam spreads on surface of aqueous liquids, forming a film of low surface tension that causes foam bubbles to collapse.


Capsules: 95 mg, 125 mg

Capsules (liquid-filled): 125 mg, 166 mg

Drops: 40 mg/0.6 ml, 40 mg/1 ml, 95 mg/1.425 ml

Suspension: 40 mg/0.6 ml, 50 mg/5 ml

Tablets: 60 mg, 62.5 mg, 80 mg, 95 mg

Tablets (chewable): 40 mg, 80 mg, 125 mg, 150 mg, 166 mg

Indications and dosages

Excess gas in GI tract after surgery or from air swallowing, dyspepsia, peptic ulcer, or diverticulitis

Adults and children older than age 12: 40 to 125 mg P.O. q.i.d. after meals and at bedtime, up to 500 mg/day

Children ages 2 to 12: 40 mg P.O. q.i.d., up to 240 mg/day

Children younger than age 2: 20 mg P.O. q.i.d.


• Hypersensitivity to drug
• Intestinal perforation or obstruction


Use cautiously in:
• abdominal pain of unknown cause (especially when accompanied by fever).


• Give as needed after meals and at bedtime.

Adverse reactions

None significant


None significant

Patient monitoring

• Monitor GI status to assess drug efficacy.

Patient teaching

• Tell patient to take after meals and at bedtime as needed.
• Caution patient not to take dose higher than indicated on package unless prescriber approves.


A mixture of dimethyl polysiloxanes and silica gel; an antiflatulent.


/si·meth·i·cone/ (sĭ-meth´ĭ-kōn) an antifoaming and antiflatulent agent consisting of a mixture of dimethicones and silicon dioxide.


A mixture of methyl siloxane polymers and silica gel, used an antiflatulent drug and as an antifoaming agent in cosmetics and industrial applications.


an antiflatulent that helps the gases to dissolve in liquid by decreasing the surface tension of gas bubbles.
indication It is prescribed to disperse gas pockets in the GI tract.
contraindications There are no significant contraindications other than hypersensitivity to the medication.
adverse effects There are no significant adverse effects.


A mixture of dimethyl polysiloxanes and silica gel; an antiflatulent.


A silicone-based material with antifoaming properties used in the treatment of flatulence and often incorporated into antacid remedies.


an antiflatulent substance consisting of a mixture of dimethyl polysiloxanes and silica gel. Called also activated dimethicone.
References in periodicals archive ?
When I asked Babu Lal Gour [the BJP Gas Relief Minister] how he could justify such expenditures, he neither denied the allegation nor expressed remorse.
My company manufactures application systems for Wipf, SIG and Goglio Luigi gas relief valves.
However, the gas relief system continued to add large hospital-based inpatient services rather than significantly strengthening community health.
10 /PRNewswire/ -- Johnson & Johnson-Merck Consumer Pharmaceuticals Company (JJMCP) is voluntarily recalling approximately 12,000 units of Infants' MYLICON(R) GAS RELIEF DYE FREE drops (simethicone-antigas) non-staining sold in 1 oz.
The Orion system will automate and simplify all business processes from complete brand marketing programs for retail outlets, to the manufacturing, testing and packaging for AccuMed's range of pharmaceutical tablets, powders, liquids and edible breath strips for stomach remedies, gas relief, nasal and oral care.
Safely Medicate: Infants' Mylicon(R) Gas Relief Drops are the number one choice of pediatricians to remedy infant gas.
31 /PRNewswire/ -- Few events in life can match the joy and excitement of bringing home a new baby, but a new survey of 220 first-time mothers conducted by the Caregivers' Advocacy Board for Infants' Mylicon(R) Gas Relief Drops shows that almost all first-time moms admit to feeling stress when their babies are crying and won't stop.
are: the Sensodyne(R) line of anticavity toothpastes, the Polident(R) line of denture cleansers, the Poli-Grip(R) lines of denture adhesives, the Phazyme(R) line of gas relief products, Balmex(R) diaper rash ointments, Nytol(R) brand sleep-aids, Targon(R) Smokers' Mouthwash, Beano(R) brand food enzyme and Atridox(R) (doxycycline hyclate) 10% periodontal treatment.
Other baby care products marketed by Block Drug Company include Numz-it(R) teething gel and Phazyme(R) Infant Drops for gas relief.
Among the Company's other well-known brands are the Sensodyne(R) line of desensitizing toothpastes, the Phazyme(R) line of gas relief products, Lava(R) brand hand soap, Nytol(R) brand sleep-aids, Balmex(R) brand diaper rash ointments, Targon(R) Smokers' Mouthwash and Beano(R) brand food enzyme dietary supplement.
Among the Company's well-known consumer brands are the Polident(R) line of denture cleansers, the Poli-Grip(R) line of denture adhesives, the Sensodyne(R) line of desensitizing toothpastes, Dentu- Creme(R) brand denture cleansers, the Phazyme(R) line of gas relief products, Nytol(R) brand sleep-aids, Beano(R) brand food enzyme and Balmex(R) brand diaper rash ointments.
Block Drug Company currently markets two other baby care products, Balmex(R) brand diaper rash ointment and Phazyme(R) gas relief drops for infants.