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Meropenem Prescription
Generic Name: meropenem (mer oh PEH nem)
Brand Name: Merrem, Merrem Novaplus
Physician reviewed meropenem patient information - includes meropenem description, dosage and directions.
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Meropenem Drug Information:

Meropenem is an antibiotic that fights bacteria. Meropenem is used to treat severe infections of the skin or stomach. Meropenem is also used to treat bacterial meningitis (infection that causes inflammation of the tissue that covers the brain and spinal cord). Meropenem may also be used for purposes not listed in this medication guide. Before you receive meropenem, tell your doctor if you have a history of allergies to any antibiotic medications. You may not be able to use meropenem if you have ever had an allergic reaction to meropenem or to certain antibiotics, such as: Learn more

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Meropenem Side Effects

For the Consumer

Applies to meropenem: intravenous powder for solution

Along with its needed effects, meropenem may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur while taking meropenem:

Less common

  • Bluish lips or skin
  • chills
  • cold, clammy skin
  • confusion
  • dizziness
  • fainting
  • fast heartbeat
  • fast, weak pulse
  • fever
  • itching, skin rash
  • lightheadedness
  • rapid, shallow breathing
  • sweating


  • Agitation
  • black, bloody, or tarry stools
  • black, bloody vomit
  • bloating or swelling of the face, arms, hands, lower legs, or feet
  • blurred vision
  • burning sensation while urinating
  • burning, crawling, itching, numbness, prickling, "pins and needles", or tingling feelings
  • cough
  • dark urine
  • decreased awareness or responsiveness
  • decreased urine output
  • depression
  • diarrhea (watery and severe), which may also be bloody
  • difficult or painful urination
  • difficulty with breathing
  • dilated neck veins
  • extreme tiredness or weakness
  • fever with or without chills
  • headache
  • hives or welts
  • hostility
  • irregular breathing
  • irritability
  • light-colored stools
  • loss of consciousness
  • muscle twitching
  • nausea
  • no blood pressure or pulse
  • nosebleed
  • pale skin
  • pounding in the ears
  • rapid weight gain
  • seizures
  • severe constipation
  • severe vomiting
  • severe sleepiness
  • slow, irregular heartbeat
  • stomach cramps, severe
  • tightness in the chest
  • troubled breathing with exertion
  • unconsciousness
  • unpleasant breath odor
  • unusual bleeding or bruising
  • unusual drowsiness, dullness, tiredness, weakness, or feeling of sluggishness
  • unusual weight gain or loss
  • vomiting of blood or material that looks like coffee grounds
  • weight gain
  • white patches in the mouth, tongue, or throat
  • yellow eyes or skin

Incidence not known

  • Back, leg, or stomach pains
  • bleeding gums
  • blistering, peeling, or loosening of the skin
  • chest pain
  • confusion as to time, place, or person
  • cough
  • general body swelling
  • general feeling of tiredness or weakness
  • hoarseness
  • holding false beliefs that cannot be changed by fact
  • joint or muscle pain
  • large, hive-like swelling on the face, eyelids, tongue, throat, hands, legs, feet, or genitals
  • loss of appetite
  • lower back or side pain
  • red skin lesions, often with a purple center
  • red, irritated eyes
  • seeing, hearing, or feeling things that are not there
  • sore throat
  • sores, ulcers, or white spots in the mouth or on the lips
  • swollen glands
  • unusual excitement, nervousness, or restlessness

Some side effects of meropenem may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

  • Constipation
  • redness and swelling at the injection site

Less common

  • Body aches or pain
  • cold hands and feet
  • cold sweats
  • congestion
  • cool pale skin
  • dryness or soreness of the throat
  • increased hunger
  • indigestion
  • nightmares
  • passing of gas
  • redness, swelling, or soreness of the tongue
  • runny nose
  • shakiness
  • slurred speech
  • sneezing
  • stomach pain, fullness, or discomfort
  • trouble swallowing
  • vaginal yeast infection
  • voice changes


  • Belching
  • excess air or gas in the stomach or bowels
  • full feeling
  • heartburn
  • redness of the skin
  • sleepiness or unusual drowsiness
  • trouble sleeping

For Healthcare Professionals

Applies to meropenem: intravenous powder for injection, intravenous solution


In clinical trials (n=2904), this drug was discontinued in 1.2% of patients due to side effects; 5 deaths were possibly drug-related. In a review of 4872 patients, diarrhea, rash, nausea/vomiting, injection site inflammation, thrombocytosis and increased hepatic enzymes were reported most often.


Common (1% to 10%): Nausea, diarrhea, vomiting, constipation, gastrointestinal disorder, abdominal pain

Uncommon (0.1% to 1%): Oral moniliasis/candidiasis, flatulence, ileus, dyspepsia, intestinal obstruction

Frequency not reported: Clostridium difficile associated diarrhea, antibiotic-associated colitis, pseudomembranous colitis

Nervous system

Common (1% to 10%): Headache

Uncommon (0.1% to 1%): Dizziness, seizure, paresthesia, somnolence, syncope, asthenia

Frequency not reported: Hearing loss, other adverse central nervous system (CNS) experiences

Seizures and other adverse CNS experiences have been reported. They have occurred most commonly in patients with CNS disorders (e.g., history of seizures, brain lesions) or with bacterial meningitis and/or renal dysfunction.

Seizures occurred more often in patients with moderately severe renal dysfunction.


Common (1% to 10%): Anemia, hypochromic anemia, bleeding events (including gastrointestinal hemorrhage, melena, epistaxis, hemoperitoneum), thrombocythemia

Uncommon (0.1% to 1%): Increased platelets, increased eosinophils, decreased platelets, decreased hemoglobin, decreased hematocrit, decreased white blood cells, decreased prothrombin time, decreased partial thromboplastin time, leukocytosis, eosinophilia, thrombocytopenia, leukopenia, neutropenia

Postmarketing reports: Agranulocytosis, positive Coombs test (direct or indirect), hemolytic anemia


Shock occurred more often in patients with moderately severe renal dysfunction.

Common (1% to 10%): Pain, inflammation, sepsis/septicemia, shock, accidental injury

Uncommon (0.1% to 1%): Chest pain, fever, back pain, chills, pelvic pain, peripheral edema, abdominal enlargement


Common (1% to 10%): Inflammation at the injection site, phlebitis/thrombophlebitis, pain at the injection site

Uncommon (0.1% to 1%): Injection site reactions, edema at the injection site


Common (1% to 10%): Rash (including diaper/nappy area moniliasis), pruritus

Uncommon (0.1% to 1%): Urticaria, sweating, skin ulcer

Postmarketing reports: Toxic epidermal necrolysis, Stevens-Johnson syndrome, angioedema, erythema multiforme, severe skin reactions


Common (1% to 10%): Apnea, pharyngitis, pneumonia

Uncommon (0.1% to 1%): Respiratory disorder, dyspnea, pleural effusion, asthma, increased cough, hypoxia, lung edema

Frequency not reported: Respiratory failure


Heart failure occurred more often in patients with moderately severe renal dysfunction.

Common (1% to 10%): Peripheral vascular disorder

Uncommon (0.1% to 1%): Heart failure, heart arrest, tachycardia, hypertension, myocardial infarction, pulmonary embolus, bradycardia, hypotension


Common (1% to 10%): Increased transaminases

Uncommon (0.1% to 1%): Increased AST, increased ALT, increased bilirubin, hepatic failure, cholestatic jaundice/jaundice


Common (1% to 10%): Hypoglycemia, increased alkaline phosphatase, increased lactate dehydrogenase

Uncommon (0.1% to 1%): Anorexia, hypervolemia, hypokalemia


Kidney failure occurred more often in patients with moderately severe renal dysfunction.

Uncommon (0.1% to 1%): Kidney failure, increased creatinine, increased BUN


Uncommon (0.1% to 1%): Insomnia, agitation/delirium, confusion, nervousness, hallucinations, anxiety, depression


Uncommon (0.1% to 1%): Dysuria, vaginal moniliasis/candidiasis, urinary incontinence, red blood cells in urine


Frequency not reported: Serum sickness-like reactions, cross-sensitivity in penicillin-allergic and cephalosporin-allergic patients, anaphylaxis


Frequency not reported: Myalgia, arthralgia

Editorial References and Review

Medically reviewed by USARx EDITORIAL TEAM Last updated on 1/27/2021.

Source: Drugs.com Meropenem (www.drugs.com/mtm/meropenem.html).