Penbritin Capsule 500mg

About Penbritin Capsule 500mg

Penbritin Capsule 500mg Uses

• Respiratory tract infections such as bronchitis and pneumonia
• Ear, nose and throat infections
• Urinary tract infections
• Gastrointestinal infections including typhoid and paratyphoid fever
• Uncomplicated gonorrhea
• Prevention of bacterial endocarditis before certain dental or surgical procedures

Drug Class

• Aminopenicillin antibiotic

What Experts Say

Ampicillin belongs to the aminopenicillin group of antibiotics. It works by stopping bacteria from building a proper cell wall, which causes the bacteria to weaken, swell and die off during treatment. This mechanism makes it effective against a wide range of common bacteria.

Doctors commonly prescribe this 500mg strength for moderate bacterial infections in adults, since a broad range of common respiratory, ear, urinary and gut organisms still respond well to it. Lab culture and sensitivity testing helps confirm the right antibiotic choice when an infection does not improve within the expected timeframe, and dosing is often adjusted based on the severity and site of the infection.

Completing the full prescribed course matters even after symptoms improve within a day or two, since stopping early is one of the leading drivers of antibiotic resistance worldwide. Physicians also watch closely for penicillin allergy before starting treatment, since a reaction can range from a mild skin rash to a severe, sudden hypersensitivity response that needs emergency care.

Penbritin Capsule 500mg formula

• Ampicillin 500mg

Available forms

• Capsule

How to use Penbritin Capsule 500mg?

• Take this capsule on an empty stomach, one hour before or two hours after a meal.
• Swallow the capsule whole with a full glass of water.
• Take doses at evenly spaced intervals as directed by your doctor.
• Complete the full course even if symptoms improve within a few days.
• Do not skip or double up on a missed dose without medical advice.

Drug Interactions

• Allopurinol: Combined use raises the chance of a skin rash.
• Oral contraceptives: May reduce the effectiveness of birth control pills.
• Methotrexate: Can raise methotrexate levels and increase toxicity risk.
• Probenecid: Slows removal of ampicillin from the body, raising its blood level.
• Other antibiotics such as tetracycline: May reduce the bactericidal effect of ampicillin.

Risks and warnings

• Penicillin allergy: Avoid if you have a known allergy to penicillin or cephalosporin antibiotics.
• Infectious mononucleosis: A widespread skin rash is common when ampicillin is given during this viral infection.
• Kidney impairment: Dose adjustment may be needed since the drug is cleared through the kidneys.
• Pregnancy and breastfeeding: Generally considered low risk, but use only under medical supervision.
• Diarrhea: Report severe or bloody diarrhea promptly, as this can signal a serious bowel infection linked to antibiotic use.

Penbritin Capsule 500mg Side Effects

• Nausea or vomiting
• Diarrhea
• Stomach discomfort
• Skin rash
• Sore mouth or tongue
• Vaginal itching or discharge
• Severe allergic reaction such as swelling of the face or throat and difficulty breathing (rare)
• Severe watery or bloody diarrhea linked to antibiotic associated colitis (rare)

Storage Conditions

Store below 25°C in a cool, dry place away from direct sunlight. Keep the capsules in their original strip pack, out of reach of children.