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Doctor insights on: How Long Does Milk Of Magnesia Last

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Dr. Hirenkumar Italia
96 Doctors shared insights

Magnesium Hydroxide (Definition)

Magnesium hydroxide is a laxative which is a ...Read more


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How long does milk of magnesia (magnesium hydroxide) stay in your system?

Depends: The elimination of this laxative depends on the rate of movement of bowel contents. Under usual circumstances most of it should be out of the GI tract in a couple of days, a week at the most.
Unrelated to your question:
Practice safe sex.
Get HPV vaccine. ...Read more

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How long does it take for milk of magnesia (magnesium hydroxide) to work? I haven't gone in 4 days...

How long does it take for milk of magnesia (magnesium hydroxide) to work? I haven't gone in 4 days...

A couple of hours: If it has not worked in a couple of hours you should either take another doe or switch to something like miralax (polyethylene glycol) in combination with enemas. ...Read more

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I was wondering if you take milk of magnesia (magnesium hydroxide) every day will it get to were it would no longer work.

Yes: Your bowel could get used to the laxative and at some point you may not be able to have regular bowel movements without taking it. Try to drink plenty of fluids and increase fiber in your diet it will help keep vowels regular. Take care! ...Read more

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I seem to have an anal fissure since last 5 days. I will start using laxative "milk of magnesia" from tonight. Any other recommendation? Please help

I seem to have an anal fissure since last 5 days. I will start using laxative "milk of magnesia" from tonight. Any other recommendation? Please help

Give few more days: Eat high fiber diet, stool softeners, local care, if it is not improving see your doctor, rx medications, including nitroglycerine ointments to reduce spasm, rarely surgical procedure needed. ...Read more

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If I've taken three stools softener gelcaps how long do I have to wait before I can take milk of magnesia (magnesium hydroxide)?

If I've taken three stools softener gelcaps how long do I have to wait before I can take milk of magnesia (magnesium hydroxide)?

Constipation relief: Milk of magnesia (magnesium hydroxide) is a laxative, it can be taken any time with stool softener. Together, they may give a better result than either one alone. Natural remedies for constipation is more plant based diet such as salads and fruits, more fluid and physical activity such as walking after eating. Consult your doctor if these fail to work. ...Read more

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Constipated from opioids. After trying fiber-took Enema 2 nights ago-only a little came out. Took milk of magnesia (magnesium hydroxide) last night-nothing. What next?

Constipated from opioids. After trying fiber-took Enema 2 nights ago-only a little came out. Took milk of magnesia (magnesium hydroxide) last night-nothing. What next?

Seek medical care: Constipation that has gone on for many days runs the risk of complications. Trained professionals will be able to assess the situation to get a better picture of your constipation in order to make an informed decision on how to treat you, and it may involve performing some imaging procedures to further guide therapy, as will discussing length of and reason for opioid therapy. ...Read more

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Any danger using 1tbs milk of magnesia nightly long term for tendency to constipation? Diet is good plenty of fiber etc. Don't like miralax (polyethylene glycol) or colace.

Any danger using 1tbs milk of magnesia nightly long term for tendency to constipation? Diet is good plenty of fiber etc. Don't like miralax (polyethylene glycol) or colace.

?: If you diet is good why do you need all these laxatives and softeners? No you cannot use milk of magnesia (magnesium hydroxide) long term. Try water and exercise. Drink apple or prune juice. Get your system working on its own or you will be dependent on these softeners for the rest of your life. ...Read more

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What are the uses of milk of magnesia (magnesium hydroxide)?

MOM: Magnesium hydroxide is used as antacid & as laxative, and topically for canker sores (aphthos ulcers). Some believe it can be used topically on the scalp to releave dandruff. ...Read more

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Can you take milk of magnesia with lorazepam?

Can you take milk of magnesia with lorazepam?

Yes but. . .: Www. Epocrates. Com doesn't show any significant interactions between milk of magnesia (magnesium hydroxide) and Lorazepam but you really ought to address this w/your family doc and/or whoever prescribed your lorazepam. It's imperative that your docs know everything you're taking, even if an over-the-counter dietary supplement or a prescription medication from another doc. ...Read more

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Is milk of magnesia (magnesium hydroxide) habit forming?

No it is not: No it is not habit forming but some people tend to use it over long period of time to help move bowels. ...Read more

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What are the medical uses for milk of magnesia (magnesium hydroxide)?

Constipation: We used to order: "if no bm in am give 30cc mom in pm". ...Read more

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For constipation relief would it be better to try milk of magnesia or something else?

For constipation relief would it be better to try milk of magnesia or something else?

Constipation: The first thing you should do is go to a Pharmacist. Very likely they will recommend a drug that will work well for you.
You should not need a prescription for that. ...Read more

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Why is milk of magnesia (magnesium hydroxide) an antacid?

Why is milk of magnesia (magnesium hydroxide) an antacid?

IT IS A ANTACID: Yes it is an antacid as it neutralise the stomach acid and has been used as an antacid for years and in larger quantity it acts also as a laxative. ...Read more

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Is it okay to take miralax (polyethylene glycol) and milk of magnesia?

Carefully: The MiraLAX (polyethylene glycol) is a more gentle type of laxative while mom is much more potent. If you have no results with this, consult your physician. ...Read more

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How fast milk of magnesia (magnesium hydroxide) work?

1/2 HOUR TO 6 HOURS: It may work as an antacid within 30 minutes and as a laxative it may take 6 hours to 12 hours. ...Read more

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Can I use milk of magnesia (magnesium hydroxide) daily?

Can I use milk of magnesia (magnesium hydroxide) daily?

Not for long term: Side effects include hypermagnesemia which could cause heart rhythm trouble. Hypermagnesemia occurs specially in persons with slow kidneys. Would suggest alternating it with other cathartics if you have constipation. Several options exist i.e. Senna preparations, plymerizedethylene glycol preparations called MiraLAX (polyethylene glycol) or its generic form, flaxseed oil, and prune juice. May check with pharmacist too. ...Read more

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Can you have a milk of magnesia (magnesium hydroxide) overdose?

Can you have a milk of magnesia (magnesium hydroxide) overdose?

Yes: Especially if you have renal/kidney disease. It will also give you a great case of diarrhea. Magnesium is an essential mineral. It is poorly absorbed by the GI tract, thus it's use as a laxative. It is excreted by the kidneys, thus with renal disease, use caution. A good dose (overdose) by mouth will usually just give a really bad case of diarrhea. ...Read more

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Will milk of magnesia (magnesium hydroxide) still work even if expired?

Yes: Yes as long as it did not get much hotter than room temperature ...Read more

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Will milk of magnesia (magnesium hydroxide) work 2-4 hours after taking?

Yes usually: Yes usually the onset is within 4 hours.

Following the directions on the package is important

Diet adjustments and including pr obiotics such as yogurt and whole grains is advised. ...Read more

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Where can I purchase milk of magnesia (magnesium hydroxide) in australia?

It is banned in AUST: It is banned in australia. You can buy online overseas or from ebay.
We in us have no idea why it is banned in australia. In us it is available over the counter without prescription. ...Read more

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Is milk of magnesia (magnesium hydroxide) bad for you if taken every nighy?

Yes: The main ingredient is magnesium which is considered safe for long term use if taken as directed by your doctor! ...Read more

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How much time does it take for milk of magnesia (magnesium hydroxide) to work?

Milk of magnesia (magnesium hydroxide): Milk of Magnesia (magnesium hydroxide) usually takes effect (leads to a bowel movement) in half an hour to six hours – but this is variable. ...Read more

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I had milk of magnesia (magnesium hydroxide) nearly 23 hours ago. What happens?

Milk of magnesia (magnesium hydroxide): Milk of Magnesia (magnesium hydroxide) usually takes effect (leads to a bowel movement) in half an hour to six hours – but this is variable. Insure that you hydrate well.
It is recommended that milk of magnesia (magnesium hydroxide) not be used > 7 days (w/o medical directives to do so). ...Read more

Dr. Katharine Cox
104 Doctors shared insights

Milk Of Magnesia (Definition)

Milk of Magnesia is a laxative which is a ...Read more