Klacid Tablet 500mg

About Klacid Tablet 500mg

Klacid Tablet 500mg Uses

• Treating chest infections like bronchitis and pneumonia
• Treating throat and tonsil infections
• Treating sinus infections
• Treating skin and soft tissue infections
• Treating ear infections
• Treating stomach ulcers caused by H. pylori bacteria, along with other medicines

Drug Class

• Klacid Tablet 500mg belongs to the macrolide group of antibiotics.
• It works by stopping bacteria from making the proteins they need to grow and multiply.
• This action slows the infection down and gives the body's immune system a chance to clear it.

What Experts Say

Doctors across Pakistan often choose Clarithromycin 500mg for patients with penicillin allergies who need treatment for chest or throat infections. This macrolide antibiotic reaches high concentrations inside infected tissue, which makes it useful for stubborn respiratory infections. Many general physicians also prefer it in H. pylori treatment plans because it pairs well with proton pump inhibitors.

Clarithromycin carries a known risk of QT interval prolongation, so cardiologists advise caution in patients with existing heart rhythm problems or those taking other QT prolonging drugs. Elderly patients and people with kidney disease often need a lower dose or a longer gap between doses. Pharmacists frequently flag interactions with statins and blood thinners during routine dispensing checks.

Antibiotic resistance is a growing concern in Pakistan, and Clarithromycin is no exception to this trend. Experts recommend completing the full prescribed course even after symptoms improve, since stopping early allows surviving bacteria to develop resistance. Regular liver function monitoring is advised for patients who need extended treatment courses.

Klacid Tablet 500mg formula

• Clarithromycin 500mg

Available forms

• Tablet

How to use Klacid Tablet 500mg?

• Klacid Tablet 500mg works best when taken exactly as your doctor prescribes, usually every 12 hours.
• The tablet should be swallowed whole with a glass of water.
• Food does not affect how well this medicine works, though it can ease stomach upset.
• The full course should be completed even if symptoms improve early.
• Doses spread evenly through the day give the most consistent results.

Drug Interactions

• Statins: Combining with simvastatin or lovastatin raises the risk of muscle damage and should be avoided.
• Blood Thinners: Clarithromycin can increase the effect of warfarin, raising bleeding risk.
• Colchicine: This combination can cause serious, sometimes fatal toxicity, especially in elderly or kidney impaired patients.
• Ergot Medicines: Using with ergotamine or dihydroergotamine can cause severe narrowing of blood vessels.
• QT Prolonging Drugs: Combining with other heart rhythm medicines increases the risk of dangerous heart rhythm changes.
• Digoxin: Clarithromycin can raise digoxin levels in the blood, so closer monitoring is needed.

Risks and warnings

• Heart Rhythm Problems: Clarithromycin can prolong the QT interval, raising the risk of an irregular heartbeat in people with existing heart conditions.
• Liver Disease: People with liver problems need dose adjustment and regular liver function checks during treatment.
• Kidney Disease: Patients with reduced kidney function often need a lower dose to avoid drug buildup in the body.
• Pregnancy: Doctors avoid Clarithromycin during pregnancy unless no safer alternative exists, since animal studies raised safety concerns.
• Breastfeeding: Small amounts pass into breast milk, so a doctor should confirm safety before use while nursing.
• Drug Allergies: People allergic to erythromycin or other macrolide antibiotics should avoid this medicine.

Klacid Tablet 500mg Side Effects

• Nausea
• Diarrhea
• Stomach pain
• Headache
• Altered sense of taste, often described as metallic
• Vomiting
• Skin rash
• Changes in liver enzyme levels
• Irregular heartbeat, rare but serious
• Severe allergic reaction, rare

Storage Conditions

• Store at room temperature, between 15°C and 30°C.
• Keep away from direct sunlight and moisture.
• Keep out of reach of children.
• Do not store in the bathroom or near a kitchen sink.
• Discard any unused tablets after the expiry date printed on the pack.