Keftab – A Comprehensive Guide to the Popular Antibiotic Medication


Keftab (Cephalexin)

Dosage: 125mg, 250mg, 375mg, 500mg, 750mg

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Keftab: An Essential Antibiotic Medication for Bacterial Infections

General Description:

  • Keftab is a commonly prescribed antibiotic medication that belongs to the cephalosporin class. It is highly effective against various bacterial infections in different parts of the body.
  • This powerful medication is specifically used to treat respiratory tract infections, urinary tract infections, skin and soft tissue infections, and many more.
  • By inhibiting the growth of bacteria, Keftab prevents their multiplication and ultimately clears the infection, providing much-needed relief.

Key Uses of Keftab and Benefits:

  • Keftab, like other antibiotic pills, plays a crucial role in the treatment of bacterial infections.
  • Prescribed to eliminate the bacteria causing the infection, Keftab helps alleviate bothersome symptoms, promoting a speedy recovery.
  • This medication is highly versatile and targets a wide range of bacteria, effectively treating many common infections.
  • Keftab can be prescribed as a first-line treatment for certain infections or as an alternative when other antibiotics are not suitable.

Pharmacokinetics of Keftab:

Absorption Distribution Metabolism Excretion
Keftab is readily absorbed into the bloodstream after oral administration, ensuring efficient delivery throughout the body. The medication is distributed evenly to various tissues and body fluids, reaching the site of infection effectively. Keftab undergoes minimal metabolism in the liver, ensuring a higher concentration of the active drug for potent antibacterial action. The drug, mainly unchanged, is primarily excreted through urine, facilitating the elimination of infection-causing bacteria.

Remember, always consult a healthcare professional or your doctor before using Keftab or any antibiotic medication to ensure safe and effective treatment for your specific condition.

Purposes and Uses of Antibiotic Pills in Treatment

Antibiotic pills, including Keftab, play a crucial role in the treatment of bacterial infections. These medications are prescribed to eliminate the bacteria responsible for the infection and provide relief from the associated symptoms.

Here are some important points to understand about the purposes and uses of antibiotic pills:

1. Targeting Bacterial Infections

Antibiotic pills, such as Keftab, specifically target a wide range of bacterial infections. Whether it is a respiratory tract infection, a urinary tract infection, a skin infection, or a soft tissue infection, Keftab is effective in combating the bacteria causing these ailments. It works by inhibiting the growth of bacteria, preventing their multiplication, and ultimately clearing the infection.

2. First-line Treatment or Alternative

Keftab can be used as a first-line treatment for certain infections. This means that it is the primary choice of antibiotic medication recommended by healthcare professionals due to its effectiveness and safety profile. Additionally, Keftab can also be used as an alternative when other antibiotics are not suitable or have not shown desired results.

3. Relieving Symptoms

One of the main purposes of antibiotic pills is to provide relief from the symptoms associated with bacterial infections. These symptoms may include fever, pain, inflammation, difficulty breathing, or discomfort. By eliminating the bacteria causing the infection, Keftab helps alleviate these symptoms, allowing the body to heal and recover.

It is important to note that antibiotic pills should only be used as directed by a healthcare professional. Taking the right dosage and completing the full prescribed course of medication is crucial for the effective treatment of bacterial infections.

For more information on the uses and benefits of Keftab and other antibiotics, you can visit reliable sources such as the Centers for Disease Control and Prevention (CDC) or consult with a healthcare professional.

Pharmacokinetics of Keftab (Absorption, Distribution, Metabolism, Excretion)

Understanding the pharmacokinetics of Keftab is crucial for comprehending how this antibiotic medication works within the body. Let’s delve into the four essential processes involved: absorption, distribution, metabolism, and excretion.


Keftab is rapidly absorbed after oral administration. It efficiently passes through the gastrointestinal tract, with peak plasma concentrations achieved within 1 to 2 hours. The absorption process is not affected by food intake, allowing convenient dosing even with meals. It is important to note that Keftab is available in both tablet and oral suspension forms, providing flexibility in administering the medication.


After absorption, Keftab is widely distributed throughout various body tissues and fluids. The presence of the medication in these sites ensures its effectiveness in treating different types of bacterial infections. Keftab achieves high concentrations in the lungs, bronchial secretions, urine, and skin. This wide distribution contributes to its ability to combat respiratory tract, urinary tract, skin, and soft tissue infections effectively.


Unlike some medications that undergo significant metabolism in the liver, Keftab experiences minimal metabolic processes. Therefore, its primary form remains unchanged, allowing for optimal antibacterial activity. This characteristic simplifies the dosage regimen and reduces the risk of drug interactions associated with hepatic metabolism.


Keftab is primarily eliminated from the body through the kidneys. Roughly 90% of a dose is excreted in the urine within 24 hours. This efficient renal elimination makes Keftab an excellent choice for treating urinary tract infections. It is essential to adjust the dosing regimen for individuals with impaired renal function to maximize therapeutic outcomes and avoid potential adverse effects.

In conclusion, the pharmacokinetics of Keftab, including its absorption, distribution, metabolism, and excretion, determine its ability to effectively combat bacterial infections in various body regions. Understanding these processes assists healthcare professionals in optimizing treatment regimens and ensuring the most favorable outcomes for patients.

4. Potential Side Effects and Precautions of Keftab:

While Keftab is generally safe and well-tolerated, it is important to be aware of potential side effects and take necessary precautions before using this medication. Common side effects may include:

  • Gastrointestinal Disturbances: Keftab can sometimes cause digestive issues such as nausea, vomiting, diarrhea, and abdominal pain. Taking the medication with food can help alleviate these symptoms.
  • Allergic Reactions: In rare cases, individuals may experience an allergic reaction to Keftab, characterized by symptoms such as rash, itching, swelling, dizziness, and difficulty breathing. If any allergic reaction occurs, immediate medical attention should be sought.
  • Superinfection: Keftab, like other antibiotics, may lead to the development of superinfections, where new infections arise due to the overgrowth of resistant bacteria or fungi. Watch out for symptoms such as white patches in the mouth, vaginal itching or discharge, and unusual symptoms, and inform your healthcare provider if any occur.

Prior to taking Keftab, it is important to inform your healthcare provider about any medical conditions or allergies you have. Also, mention if you are taking any other medications, as they may interact with Keftab. Additionally, special precautions should be taken in certain populations:

  • Pregnant and Breastfeeding Women: Keftab can be used during pregnancy if its benefits outweigh the potential risks. However, it is always recommended to consult with a healthcare professional before using any medication during pregnancy or while breastfeeding.
  • Children: Keftab can be prescribed to children at appropriate doses based on their weight and condition. Pediatric patients should be closely monitored for any adverse effects.
  • Elderly: Elderly individuals may be more susceptible to adverse reactions and should be carefully monitored while taking Keftab.
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It is essential to follow the prescribed dosage and complete the full course of Keftab as directed by your healthcare provider, even if symptoms improve before the medication is finished. Interrupting the treatment prematurely may lead to a relapse or the development of antibiotic resistance.

To learn more about Keftab and antibiotics, you can refer to credible sources such as:

Remember to always consult with a healthcare professional for personalized advice and guidance regarding the use of Keftab and any other medications.

5. Side Effects and Precautions of Keftab

Common side effects:

  • Nausea
  • Vomiting
  • Diarrhea
  • Stomach pain
  • Headache
  • Dizziness

It is important to note that these side effects are usually mild and do not require medical attention unless they persist or worsen. If any of these side effects become bothersome, it is recommended to consult your healthcare provider.

Serious side effects (seek immediate medical assistance):

  • Allergic reactions (rash, itching, swelling, severe dizziness, difficulty breathing)
  • Severe diarrhea (which may be a sign of a new infection)
  • Yellowing of the skin or eyes (jaundice)
  • Dark urine
  • Unusual bleeding or bruising
  • Persistent nausea or vomiting
  • Severe stomach or abdominal pain
  • Mental/mood changes (such as confusion, hallucinations)

These serious side effects are rare, but they require immediate medical attention. If you experience any of these symptoms while taking Keftab, stop the medication and seek medical help.


Before taking Keftab, it is important to inform your healthcare provider about any known allergies to cephalosporins or any other medications. This antibiotic may contain inactive ingredients that can cause allergic reactions or other problems.

Additionally, notify your healthcare provider of your medical history, especially if you have a history of liver disease, kidney disease, gastrointestinal diseases (such as colitis), or any other serious conditions.

Keftab may interact with certain medications or substances, including oral contraceptives, blood thinners, and some vaccines. Inform your healthcare provider about all the medications, supplements, and vaccinations you are currently taking.

Pregnant or breastfeeding individuals should consult their healthcare provider before using Keftab, as it may have potential risks to the unborn baby or nursing infant. Your doctor will weigh the potential benefits against the risks and make an informed decision.

Remember, this is not an exhaustive list of possible side effects and precautions. It is important to consult your healthcare provider or refer to authoritative sources for more comprehensive and personalized information.

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Keftab (Cephalexin)

Dosage: 125mg, 250mg, 375mg, 500mg, 750mg

$0,67 per pill

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6. Possible Side Effects and Precautions

Possible Side Effects of Keftab

Like any medication, Keftab can cause side effects, although not everyone will experience them. It is essential to be aware of the possible side effects and promptly seek medical attention if they occur. Some of the common side effects associated with Keftab include:

  • Upset stomach
  • Nausea or vomiting
  • Diarrhea
  • Headache
  • Dizziness or lightheadedness
  • Skin rash or itching

Serious side effects are rare, but they may occur. These can include severe allergic reactions, such as difficulty breathing, swelling of the face, lips, tongue, or throat. If any severe side effects are experienced, immediate medical attention should be sought.

Precautions and Considerations

Before taking Keftab, it is essential to inform your healthcare provider of any medical conditions, allergies, or medications you are currently taking. Certain precautions should be considered:

  • Allergy: If you have a known allergy to cephalosporin antibiotics, such as cephalexin, it is important to avoid Keftab.
  • Pregnancy and breastfeeding: Keftab should be used with caution during pregnancy and breastfeeding. Your healthcare provider will assess the potential risks and benefits before prescribing this medication.
  • Renal impairment: Individuals with impaired kidney function should use Keftab with caution, as dosage adjustments may be necessary.
  • Interaction with other medications: It is important to inform your healthcare provider about any other medications, supplements, or herbal products you are taking, as they may interact with Keftab.
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It is crucial to take Keftab exactly as prescribed by your healthcare provider. Completing the full course of treatment, even if symptoms improve, is important to ensure the elimination of the infection and prevent bacterial resistance.

For more information about possible side effects, precautions, and drug interactions, consult your healthcare provider or refer to credible sources such as the website.

7. Potential Side Effects and Precautions

While Keftab is generally well-tolerated, like any medication, it may cause certain side effects in some individuals. It is important to be aware of these potential side effects and take necessary precautions:

Common Side Effects:

  • Gastrointestinal Disturbances: Common side effects include nausea, vomiting, diarrhea, and stomach pain. These symptoms are usually mild and resolve on their own. If they persist or worsen, it is advised to consult a healthcare professional.
  • Allergic Reactions: Some individuals may experience an allergic reaction to Keftab. Symptoms may include rash, itching, swelling, dizziness, and difficulty breathing. These allergic reactions can be serious and require immediate medical attention.

Rare but Serious Side Effects:

  • Pseudomembranous Colitis: In rare cases, Keftab can disrupt the natural balance of bacteria in the colon, leading to an overgrowth of a bacteria called Clostridium difficile. This can cause severe diarrhea, abdominal pain, and potentially life-threatening complications. If such symptoms occur, medical assistance should be sought immediately.
  • Severe Skin Reactions: Although uncommon, Keftab can cause severe skin reactions, such as Stevens-Johnson syndrome or toxic epidermal necrolysis. These conditions manifest as blistering, skin peeling, and ulcers. Immediate medical attention is required if any signs of these reactions appear.

It is important to inform your healthcare provider about any existing medical conditions or allergies before starting Keftab. Additionally, certain precautions should be followed:

  • Allergy History: Inform your doctor if you are allergic to any cephalosporin antibiotics or other medications. A history of penicillin allergy may also be relevant, as there is a small risk of cross-reactivity.
  • Pregnancy and Breastfeeding: Keftab is generally considered safe for use during pregnancy and breastfeeding. Nonetheless, it is advisable to consult a healthcare professional before taking the medication if you are pregnant or breastfeeding.
  • Diabetes: Keftab may affect blood sugar levels. Individuals with diabetes should monitor their blood sugar closely while taking this medication.
  • Renal Impairment: People with impaired kidney function may require dosage adjustments. It is crucial to inform your doctor if you have any kidney problems.

Remember to always follow the prescribed dosage and duration of treatment to ensure the most effective and safe outcomes. If you experience any unusual or persistent side effects while taking Keftab, promptly contact your healthcare provider.

For more detailed information, you can refer to reputable sources such as the FDA-approved label for Keftab or consult a healthcare professional.