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Doctor insights on: Can Melatonin Cause Constipation

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Dr. Heidi Fowler
693 Doctors shared insights

Melatonin (Definition)

Melatonin_is a hormone that helps regulate sleep. Some studies suggest that there is abnormal melatonin production in children with autism and other developmental disorders. Several studies suggest that melatonin may be useful for improving sleep, if ...Read more


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Does melatonin cause constipation?

Does melatonin cause constipation?

It can: Not a typical side effect, unlike dizziness, blurred vision and blood pressure changes upon standing, constipation and reflux can be side effect of melatonin. ...Read more

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Can melatonin make you constipated?

Can melatonin make you constipated?

Melatonin: Common ones are dizziness & headaches. Less common are abdominal discomfort, mild anxiety, irritability, confusion, & short-lasting depression. ...Read more

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Could melatonin suplement cause dependence?

Unlikely: I've never heard of anyone having trouble stopping melatonin, but people can become psychologically dependent on anything. If you google "melatonin dependence" you'll find a few people out there who claim they become dependent on it. I consider this fairly unlikely though. ...Read more

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Melatonin cause nexplanon to fail?

No: There are no known interactions between melatonin (hormone which regulates sleep wake cycles) and etonogestrel (hormone in nexplanon). ...Read more

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Can melatonin cause irregular heartbeat?

Can melatonin cause irregular heartbeat?

NOT usually: Melatonin is a hormone found naturally in the body. It's main use is for insomnia. Melatonin seems to be able to shorten the amount of time it takes to fall asleep, but only by about 12 minutes! (according to one research study) the usual dose 1-3mg. Melatonin can raise blood pressure in people who are taking certain medications to control blood pressure-so not recommended in hypertension (hi bp). ...Read more

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Can you tell me if melatonin causes memory loss?

Can you tell me if melatonin causes memory loss?

Melatonin: Melatonin is a natural hormone produced by the pineal gland, and involved in maintain circadian rhythm, and regularize sleep-wake cycles. It is very unusual to have memory loss from such product, but side effects are common in certain individuals. There will be interesting to know if you are susceptible to such adverse effect. ...Read more

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Can itching be caused by melatonin and/or L-THEANINE?

Can itching be caused by melatonin and/or L-THEANINE?

Not usually: However, depending on the formulation, which is inconsistent given these are "supplements" if you are in the US, the excipients may cause some degree of response. You may want to look at the bottle with your pharmacist to determine if this is a possibility. ...Read more

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Does regular use of melatonin cause prolactin or cortisol to become elevated?

Does regular use of melatonin cause prolactin or cortisol to become elevated?

Melatonin & Prolacti: There was one study in perimenopausal women showed that melatonin increases gonadotropins & prolactin levels & lowers fsh (follicular stimulating hormone) levels in 6 out of 7 women in the study. ...Read more

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Melatonin causes too much of a "hangover" affect on me, im already taking valerian, so what else can I take that won't cause the hangover feeling?

Unusual: With melatonin, and I would consider dropping the dose. In germany, where herbal meds are fully regulated and tested, the usual dose to start with melatonin is 0.6 mg (5 times less than you take), so I would get a lower dose preparation - comes in liquid form which is easier to adjust as well. If you want to try something different, chamomille tea would be a start, or consider cbt treatment. ...Read more

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I took two melatonin every night since Saturday and I feel like I can't stay awake too long during the day. Would that be the cause of this drug?

Melatonin is not: A drug, it is a hormone. it is best taken under the guidance of a doctor. It is taken at a very low dose. You may be taking too much. It is taken 1 hour prior to sleep. Peace and good health. ...Read more

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Will melatonin cause sweats?

Unlikely: This is not a common side effect for melatonin. ...Read more

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What to take for melatonin-caused headaches?

Don't take melatonin: I'm more of the club that if a med is causing a side effect that is troublesome look for a different med rather than covering up a side effect with another pill. You may be able to try a lower dose or brand of melatonin. ...Read more

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Do you know if melatonin can cause formication?

Anything is: Possible, but it is not generally considered a side effect of melatonin. ...Read more

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Symptoms of a melatonin overdose? Can it cause a coma?

Symptoms of a melatonin overdose? Can it cause a coma?

Overdose: A melatonin overdose could lead to symptoms like marked sedation, headache, nausea, vomiting, upset stomach, low blood pressure, dizziness, confusion, disorientation, tremor, liver problems, psychosis, weakness & seizures. ...Read more

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Is melatonin safe to take? Anything that could cause it to be unsafe? (I have Hashimotos)

Very safe: In my opinion, probably far safer that standard prescription sleeping pills, and does not cause sleep walking. But before starting it, please discuss with your doctor. ...Read more

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Why west jet lag causes early awakerning? Can't this be corrected by melatonin like when flying east?

Why west jet lag causes early awakerning? Can't this be corrected by melatonin like when flying east?

Varies for many: There are all kinds of supposed remedies for jet lag, and what works for one person may not work for another. Some people even try and keep their same schedule regardless of the time change. Melatonin has had some positive effects, but most of the time, it is a trail and error experience. ...Read more

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Do melatonin pills cause weight loss or gain?

Melatonin: There is no clinically proven Research in human beings that Melatonin can cause weight loss or gain.
Have Balanced Diet and maintain weight within the normal range.
Exercise every day
Have Balanced diet
Develop good Self- esteem without focus weight.
Watch emotional eating
It is not WHAT you eat
IT IS WHAT is eating you
See Therapist for stresses of conflicts with parents, relationships, work, . ...Read more

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How do doctors stop the dizziness caused by melatonin?

How do doctors stop the dizziness caused by melatonin?

Try lower dose: Try lowering the dose. Even 1 mg can be effective. If dizziness is persistent may consider not taking. ...Read more

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Is it safe to take NyQuil and Melatonin together? I think NyQuil caused me to stay awake last night.

NyQuil: In some people it has a stimulating effect and won't matter if you take melatonin. Look OTC at cold drugs that can be taken at night that don't have pseudoephedrine or alcohol in it ...Read more

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I've been experiencing extreme tiredness. Getting on average 7.5 hrs of sleep. Tried melatonin. Has caused to use all vacation and sick time.

I've been experiencing extreme tiredness. Getting on average 7.5 hrs of sleep. Tried melatonin. Has caused to use all vacation and sick time.

Tiredness: This is very abnormal. You need to contact your doctor for a full examination to determine the cause of the tiredness. There are a great many possibilities. ...Read more

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I take a Melatonin supplement almost every night because I take caffeine for my workouts. Will this cause any long-term health issues? Thanks!

I take a Melatonin supplement almost every night because I take caffeine for my workouts. Will this cause any long-term health issues? Thanks!

Melatonin safe: There are no data that indicates daily use of melatonin in pharmacologic doses to be unsafe. Caffeine, on the other hand, can have neurotoxic effects which may cause health problems long-term. Speak to your nutritionist or physician about this. ...Read more

Dr. Eric Kaplan
2,517 Doctors shared insights

Constipation (Definition)

Constipation is difficulty passing ...Read more


Dr. Troy Reyna
404 Doctors shared insights

Constipation (Child) (Definition)

The difficulty passing stool or infrequent stools. ...Read more