How Long Does Amoxicillin Stay In Your System?

How Long Does Amoxicillin Stay In Your System

Amoxicillin antibiotic is a drug that functions by focusing on the bacteria cell walls. Some of this bacterium go on to create enzymes that then synthesize it. In the field of medicine, it is primarily used for the treatment of sinus-related conditions, ear and nose infections which are caused by staphylococci.  Amoxicillin may be a part of the treatment regime to create some type of bacteria in your stomach.

Also, it is administered as a pill in defined dosages between 250 to 500 milligrams. Studies have indicated that when taken in, about one-tenth of the whole intake is usually expelled via the liver proteins. The remaining part of it would, however, find their way into the bloodstream and gets expelled.  It takes about an hour for 50% in the bloodstream to fizzle out.

How long does amoxicillin stay in your system?

The majority of drugs are said to be fully removed at about 5 times the real half-life. In the case of amoxicillin, that would mean about five hours. This is however subject to the person in question having properly functional kidney and liver.  It should be noted that 250mg and 500mg of amoxicillin which is taken in orally are usually detectable within just a few hours of using.

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In one single use of amoxicillin, the body should be able to take in about 2 grams of the drug. Urine should be able to expel about 60% of it taken after about 4 hours. It can, however, be traced in your serum if it was taken orally after about 7 hours.

What Type Of Drug Is Amoxicillin?

This is simply an antibiotic prescribed for the treatment of certain health conditions caused by bacteria. It is usually used alone and sometimes combined with other drugs for maximum effect. It should be noted that the oral tablet usually functions as an immediate-release tablet, chewable tablet, an extended-release (ER) tablet. This chewable tablet, as well as the IR tablet, is only obtainable in the form of generic drugs.

Generally, generic drugs are reputed to be less expensive and sometimes, they may not be available in the form of their brand versions. The drug also comes in the form of suspension and capsule which are all orally administered.

Why Is Amoxicillin Used?

Amoxicillin is utilized as an antibiotic which means it is deployed for addressing bacterial infections.

How Does Amoxicillin Function?

Amoxicillin belongs to the family of drugs known as penicillin. This category of drugs is a type of drug which functions in like manner and is used to treat the same issues.  Amoxicillin functions by killing off the bacteria while also ensuring that it doesn’t grow in your body.

How Does Amoxicillin Interact With Other Drugs?

The oral tablet is usually able to interact with some other vitamins, medications, and herbs that you may be on. What interaction simply means is the effect created when a substance alters the way a drug functions. To avoid such interactions, ensure that your doctor has a say in the management of your medications.  Also, ensure that your doctor is aware of your herbs, medications, and vitamins.

What Are The Drugs That Increase The Chances Of Side Effects Using Amoxicillin?

Making use of amoxicillin along with some drugs greatly increases the associated risk of side effects from using amoxicillin. This is because the quantity of amoxicillin contained in the body may increase. Some of the drugs that may increase the risk of side effects:


Using this drug together with amoxicillin may cause a rash to develop.


If you take amoxicillin together with allopurinol, the doctor would most probably maintain the level of amoxicillin.

How Should I Use Amoxicillin?

How Should I Use Amoxicillin

Amoxicillin can be ingested as a capsule, dry tablet, chewable tablet, liquid preparation, a suspension or as drops.  The drug is usually taken two times a day once in 12 hours. It can also be used three times a day, once in 8 hours depending largely on the instruction of the doctor.

It may also be consumed along with food while the liquid form may be combined alongside some liquids such as fruit juice, baby food, and water. You should, however, ensure to shake drops and liquid thoroughly before you use them to ensure that there is even distribution of the medication. Also, capsules and tablets should be used with water while the chewable tablets should be chewed before taking.

You should adhere strictly to the exact dosage and regime as prescribed by your doctor. If you miss a dose, you should take one as quickly as possible. It is however counter-productive taking a double dose to make up for the medication missed. Even in a situation where the symptoms fade away, the patient should complete his medication.

Stopping the medication before the conclusion of the prescription causes an increase in the chances of the bacteria coming up with a resistance to the said anti-biotic. Also, it may lead to the infection returning.

What Are The Side Effects Of Using Amoxicillin?

Just as it is with other medication types, amoxicillin may have its side effects.  A number of these side effects are the regular type while the rest can be quite severe. It is therefore vital that doctors run a check on whether the patient has an allergy to penicillin because a reaction to anaphylactic can be quite disastrous.

What Are The Signs And Symptoms Of An Allergic Reaction?

Some of the symptoms of reactions to amoxicillin include rash, chest tightness, itchiness, difficulty breathing, and the swelling of the throat or face. Anyone who may be encountering these signs while ingesting amoxicillin should urgently seek for medical help. As much as ten percent of people who use the drug complain of experiencing stomach ache in addition to diarrhea and vomiting as a result of Clostridium.

This is as a result of the fact that the antibiotic makes changes to the gut flora. The majority of the cases are mild but a case of fatal colitis may occur. Also, as much as ten percent may suffer from candidiasis which is a myotic or fungal infection.  if you have any concerns about this, you should consider visiting your doctor.

Several individuals experience itching in their vagina while others experience a tongue that feels hairy and swollen. Some of the other less common side effects include seizures, hives, pale skin, bloody urine, and fatigue

Does Amoxicillin Affect Pregnancy Control Measures?

Does Amoxicillin Affect Pregnancy Control Measures

Amoxicillin may go a long way in lowering the effectiveness of certain birth control measures like rings, patches, and birth control pills. It is therefore imperative that one makes use of certain prevention methods such as condoms during such treatment. Anyone making use of such birth control methods ought to discuss the available options with their doctor.

What Are The Precautions On Amoxicillin That I Should Be Aware Of

Even though amoxicillin should be able to handle some infections quite effectively, using it repeatedly has a way of lowering its effectiveness. A study conducted back in 2014 indicated that about ten percent of antibiotic medications failed to address the infection. Also, the number of failures in his regard keeps increasing.

This, therefore, indicates that there may be increased resistance to antibiotics by these conditions in situations where overuse seems to be lowering its effect. Due to this reason, several doctors ensure that the situation is bacteria-induced and also confirm if the patient has been on amoxicillin before then.

Furthermore, alcohol has no real effect on the activity of amoxicillin as an antibiotic; however, patients should stay away from consuming while they may be infected. This should assist the body in eliminating infections. Furthermore, using alcohol may hide the possible side effects which may emanate from using amoxicillin thus making the chances of complications heightened.

In addition to this, healthcare professionals should also ensure to confirm if the patient has the following health issues; asthma, hives, hay fever, phenylketonuria, and mononucleosis.

What Happens If I Take An Overdose Of Amoxicillin?

If an overdose of the drug occurs, ensure that you reach out to an emergency helpline immediately. It is also worthy of note that you should not share this medication with any other person.


By now you should know that amoxicillin stays for about five hours in the system. However, more than that, you must be aware that taking drugs the right way is the secret to overall effectiveness. Also, ensure to take note of the side effects of an allergic reaction to the drug such as diarrhea, vomiting and a lower rate of urinating. And also, when you miss a dose, ensure to use it as soon as you recollect.

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