Clarithromycin - Dosage, What is clarithromycin?, Uses, Side Effects, Precautions, Interactions, Storage, Clarithromycin 500, 250mg


What is clarithromycin? 

Clarithromycin is a semi-engineered macrolide anti-toxin synthetically identified with erythromycin and azithromycin (Zithromax). It is successful against a wide assortment of microorganisms, for example, Haemophilus influenzae, Streptococcus pneumoniae, Mycoplasma pneumoniae, Staphylococcus aureus, and mycobacterium avium, and numerous others. Like all macrolide anti-toxins, clarithromycin keeps microscopic organisms from developing by meddling with their capacity to make proteins. Because of the distinctions in the manner proteins are made in microscopic organisms and people, the macrolide anti-infection agents don't meddle with generation of proteins in people. 
Clarithromycin Tablets
Clarithromycin Tablets


Clarithromycin is utilized to treat a wide assortment of bacterial diseases. This drug can likewise be utilized in blend with hostile to ulcer prescriptions to treat particular kinds of stomach ulcers. It might likewise be utilized to counteract certain bacterial contaminations. Clarithromycin is known as a macrolide anti-toxin. It works by halting the development of microbes. 

This anti-infection treats just bacterial diseases. It won't work for viral contaminations, (for example, regular cold, influenza). Pointless use or abuse of any anti-infection can prompt its diminished adequacy. 

How to use clarithromycin

Take this prescription by mouth with or without nourishment as coordinated by your specialist, normally like clockwork. On the off chance that stomach upset happens, you may take it with sustenance or milk. 

For the best impact, take this anti-toxin at equitably dispersed occasions. To enable you to recollect, take this medicine at the equivalent time(s) consistently. 

The dose and length of treatment depend on your ailment and reaction to treatment. In kids, the dose may likewise be founded on weight. 

On the off chance that you are utilizing this drug to treat a disease, keep on taking this prescription until the full endorsed sum is done, regardless of whether manifestations vanish following a couple of days. Ceasing the drug too soon may result in an arrival of the contamination. 

Side Effects 

Looseness of the bowels, queasiness, spewing, cerebral pain, and changes in taste may happen. In the event that any of these impacts continue or intensify, tell your specialist or drug specialist instantly. 

Keep in mind that your specialist has endorsed this drug since the person has made a decision about that the advantage to you is more prominent than the danger of symptoms. Numerous individuals utilizing this medicine donot have genuine reactions. 

Tell your specialist immediately on the off chance that you have any genuine reactions, including: hearing misfortune, mental/temperament changes, muscle shortcoming, eye issues, (for example, hanging eyelids, obscured vision), slurred discourse, tenacious queasiness/regurgitating, extreme stomach/stomach torment, dim pee, yellowing of eyes or skin. 

This drug may once in a while cause a serious intestinal condition (Clostridium difficile-related looseness of the bowels) because of a sort of safe microorganisms. 

Try not to utilize against looseness of the bowels items or opiate torment drugs in the event that you have any of these indications on the grounds that these items may exacerbate them. 

Utilization of this medicine for drawn out or rehashed periods may result in oral thrush or another yeast contamination. Contact your specialist in the event that you see white fixes in your mouth, a change in vaginal release, or other new side effects. 

Get restorative assistance immediately on the off chance that you have any intense symptoms, including: extreme discombobulation, swooning, quick/unpredictable heartbeat. 

An intense unfavorably susceptible response to this medication is uncommon. In any case, get medicinal assistance immediately on the off chance that you see any side effects of a genuine hypersensitive response, including: fever that doesn't leave, new or compounding lymph hub swelling, rash, tingling/swelling (particularly of the face/tongue/throat), extreme tipsiness, inconvenience relaxing. 

Clarithromycin for the most part is all around endured, and reactions more often than not are gentle and transient. Basic reactions of clarithromycin are: 



abnormal taste, 


abdominal torment and 


Other significant symptoms which are uncommon, yet genuine include: 

liver disappointment, 

abnormal heart pulsates, 

hearing misfortune, and 


Clarithromycin ought to be stayed away from by patients known to be sensitive to clarithromycin or other artificially related macrolide anti-infection agents, for example, erythromycin. Treatment with clarithromycin and different anti-infection agents can adjust the ordinary microbes greenery of the colon and grant abundance of C. difficile, a bacterium in charge of pseudomembranous colitis. Patients who create pseudomembranous colitis because of anti-infection agents treatment may encounter the runs, stomach torment, fever, and now and again even stun.


Before taking clarithromycin, tell your specialist or drug specialist on the off chance that you are susceptible to it; or to other macrolide anti-infection agents, (for example, erythromycin, azithromycin); or in the event that you have some other hypersensitivities. 

Prior to utilizing this drug, tell your specialist or drug specialist your medicinal history, particularly of: liver malady (counting liver issues with past clarithromycin use), kidney illness, coronary illness (coronary supply route infection, heart assault), a specific sort of muscle ailment (myasthenia gravis). 

Clarithromycin may cause a condition that influences the heart musicality (QT prolongation). QT prolongation can once in a while cause genuine (once in a while deadly) quick/unpredictable heartbeat and different side effects, (for example, extreme discombobulation, swooning) that need medicinal consideration immediately. 

The danger of QT prolongation might be expanded on the off chance that you have certain ailments or are taking different medications that may cause QT prolongation. Before utilizing clarithromycin, tell your specialist or drug specialist of the considerable number of medications you take and on the off chance that you have any of the accompanying conditions: certain heart issues (heart disappointment, moderate heartbeat, QT prolongation in the EKG), family ancestry of certain heart issues (QT prolongation in the EKG, unexpected cardiovascular passing). 

Low dimensions of potassium or magnesium in the blood may likewise build your danger of QT prolongation. This hazard may increment in the event that you utilize certain medications, (for example, diuretics/"water pills") or on the off chance that you have conditions, for example, serious perspiring, loose bowels, or heaving. Converse with your specialist about utilizing clarithromycin securely. 

Clarithromycin may cause live bacterial immunizations, (for example, typhoid antibody) to not function also. Try not to have any inoculations/immunizations while utilizing this medicine except if your specialist guides you to. 

Before having medical procedure, enlighten your specialist or dental specialist concerning every one of the items you use (counting physician endorsed drugs, nonprescription medications, and natural items). 


Medication collaborations may change how your drugs work or increment your hazard for genuine reactions. This archive does not contain all conceivable medication communications. Keep a rundown of the considerable number of items you use (counting solution/nonprescription medications and home grown items) and offer it with your specialist and drug specialist. Try not to begin, stop, or change the dose of any meds without your specialist's endorsement. 

An item that may interface with this medication is: clindamycin. 

Numerous medications other than clarithromycin may influence the heart beat (QT prolongation), including amiodarone, dofetilide, pimozide, procainamide, quinidine, sotalol, among others. 

Different drugs can influence the expulsion of clarithromycin from your body, which may influence how clarithromycin works. Precedents incorporate rifamycins, (for example, rifabutin), efavirenz, nevirapine, among others. 

Clarithromycin can hinder the expulsion of different prescriptions from your body, which may influence how they work. 

Albeit most anti-infection agents are probably not going to influence hormonal contraception, for example, pills, fix, or ring, a couple of anti-infection agents, (for example, rifampin, rifabutin) can diminish their adequacy. This could result in pregnancy. On the off chance that you utilize hormonal conception prevention, approach your specialist or drug specialist for more subtleties. 


This drug has been endorsed for your present condition as it were. Try not to utilize it later for another contamination except if your specialist guides you to do as such. An alternate prescription might be fundamental all things considered. 

Research facility and additionally therapeutic tests, (for example, societies, liver or kidney work tests) might be performed intermittently to screen your advancement or check for reactions. Counsel your specialist for more subtleties. 

Missed Dose 

In the event that you miss a portion, accept it when you recall. In the event that it is close to the season of the following portion, skip themissed portion and resume your typical dosing plan. Try not to twofold the portion to make up for lost time. 


Store at room temperature far from light and dampness. Try not to store in the washroom. Fend off all meds from youngsters and pets. 

Try not to flush prescriptions down the latrine or empty them into a channel except if educated to do as such. 


Clarithromycin might be taken with or without nourishment. For most contaminations the prescribed grown-up portion is 250-500 mg of quick discharge tablets twice day by day or 1000 mg of broadened discharge tablets once day by day for 7-14 days. 
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