Lincocin 300mg/ml Inj, 10ml

Manufacturer PFIZER U.S. Active Ingredient Lincomycin(lin koe MYE sin) Pronunciation lin-koe-MYE-sin
WARNING: Diarrhea is common with antibiotics. Rarely, a severe form called C diff?associated diarrhea (CDAD) may happen. Sometimes, this has led to a deadly bowel problem. CDAD may happen during or a few months after taking antibiotics. Call your doctor right away if you have stomach pain, cramps, or very loose, watery, or bloody stools. Check with your doctor before treating diarrhea.This drug must only be used for very bad bacterial infections, and when other drugs cannot be used. Talk with the doctor to be sure that the benefits of this drug are more than the risks. @ COMMON USES: It is used to treat bacterial infections.
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Drug Class
Antibiotic
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Pharmacologic Class
Lincosamide Antibiotic
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Pregnancy Category
Category C
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FDA Approved
Dec 1964
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DEA Schedule
Not Controlled

Overview

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What is this medicine?

Lincomycin is an antibiotic medication used to treat serious bacterial infections. It works by stopping the growth of bacteria. It is given by injection into a muscle or a vein.
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How to Use This Medicine

Taking Your Medication

To use this medication correctly, follow your doctor's instructions and read all the information provided. It's essential to follow the instructions carefully. This medication is administered either as an injection into a muscle or as an infusion into a vein over a period of time.

Storing and Disposing of Your Medication

If you need to store this medication at home, consult with your doctor, nurse, or pharmacist to determine the proper storage procedure.

Missing a Dose

If you miss a dose, contact your doctor to receive guidance on what to do next.
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Lifestyle & Tips

  • Complete the full course of medication as prescribed, even if you start feeling better. Stopping early can lead to the infection coming back and becoming harder to treat.
  • Stay well-hydrated during treatment.
  • Do not share this medication with others, even if they have similar symptoms.
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Available Forms & Alternatives

Dosing & Administration

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Adult Dosing

Standard Dose: IM: 600 mg every 24 hours; for more severe infections, 600 mg every 12 hours. IV: 600 mg to 1 gram every 8-12 hours, infused over at least 1 hour per gram. Max 8 grams/day.
Dose Range: 600 - 8000 mg

Condition-Specific Dosing:

severe_infections: IM: 600 mg every 12 hours. IV: Up to 8 grams/day in divided doses.
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Pediatric Dosing

Neonatal: Not established (use with caution, monitor for adverse effects)
Infant: IM: 10 mg/kg every 24 hours; for more severe infections, 10 mg/kg every 12 hours. IV: 10-20 mg/kg/day in 2-3 divided doses.
Child: IM: 10 mg/kg every 24 hours; for more severe infections, 10 mg/kg every 12 hours. IV: 10-20 mg/kg/day in 2-3 divided doses.
Adolescent: IM: 10 mg/kg every 24 hours; for more severe infections, 10 mg/kg every 12 hours. IV: 10-20 mg/kg/day in 2-3 divided doses (or adult dose if weight appropriate).
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Dose Adjustments

Renal Impairment:

Mild: No specific adjustment needed, but monitor.
Moderate: Consider dose reduction by 25-30% or increase dosing interval.
Severe: Reduce dose by 25-30% (e.g., 25-30% of normal dose given at normal interval, or normal dose given at 1.5-2 times the normal interval).
Dialysis: Lincomycin is not significantly removed by hemodialysis or peritoneal dialysis. Administer dose after dialysis.

Hepatic Impairment:

Mild: No specific adjustment needed, but monitor.
Moderate: Consider dose reduction by 25-30% or increase dosing interval, monitor liver function tests.
Severe: Reduce dose by 25-30% and monitor liver function tests and serum lincomycin levels if available.

Pharmacology

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Mechanism of Action

Lincomycin is a lincosamide antibiotic that inhibits bacterial protein synthesis by binding to the 50S ribosomal subunit, thereby preventing peptide bond formation and translocation. It is primarily bacteriostatic but may be bactericidal against highly susceptible organisms at high concentrations.
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Pharmacokinetics

Absorption:

Bioavailability: Not applicable for IV/IM formulation (100% for IV, high for IM). Oral bioavailability is approximately 20-30%.
Tmax: IM: 30-60 minutes. IV: End of infusion.
FoodEffect: Not applicable for IV/IM formulation.

Distribution:

Vd: Approximately 0.3-0.4 L/kg
ProteinBinding: Approximately 72%
CnssPenetration: Limited (does not achieve therapeutic levels in CSF, not suitable for meningitis treatment)

Elimination:

HalfLife: Approximately 4-6 hours (normal renal and hepatic function)
Clearance: Approximately 0.1 L/hr/kg
ExcretionRoute: Primarily via bile and feces (30-40%), and urine (10-20%) as active drug and metabolites.
Unchanged: Approximately 10-20% (urine), 30-40% (feces)
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Pharmacodynamics

OnsetOfAction: Rapid (within minutes for IV, within 30 minutes for IM)
PeakEffect: End of IV infusion; 30-60 minutes post-IM injection
DurationOfAction: 6-12 hours, depending on dose and infection severity

Safety & Warnings

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BLACK BOX WARNING

Clostridium difficile-associated diarrhea (CDAD) has been reported with use of nearly all antibacterial agents, including lincomycin, and may range in severity from mild diarrhea to fatal colitis. Treatment with antibacterial agents alters the normal flora of the colon leading to overgrowth of C. difficile. If CDAD is suspected or confirmed, ongoing antibacterial drug use not directed against C. difficile may need to be discontinued. Appropriate fluid and electrolyte management, protein supplementation, antibiotic treatment of C. difficile, and surgical evaluation should be instituted as clinically indicated.
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Side Effects

Urgent Side Effects: Seek Medical Help Right Away

Although rare, some people may experience severe and potentially life-threatening side effects while taking this medication. If you notice any of the following symptoms, contact your doctor or seek immediate medical attention:

Signs of an allergic reaction, such as:
+ Rash
+ Hives
+ Itching
+ Red, swollen, blistered, or peeling skin (with or without fever)
+ Wheezing
+ Tightness in the chest or throat
+ Trouble breathing, swallowing, or talking
+ Unusual hoarseness
+ Swelling of the mouth, face, lips, tongue, or throat
Urination problems, such as inability to pass urine or changes in urine output
Yellowing of the skin or eyes (jaundice)
Mouth irritation or mouth sores
Ringing in the ears (tinnitus)
Pale skin
Fever, chills, or sore throat
Unexplained bruising or bleeding
Feeling extremely tired or weak
Vaginal itching or discharge
Chest pain or pressure
Severe dizziness or fainting
Severe skin reactions, including:
+ Stevens-Johnson syndrome (SJS)
+ Toxic epidermal necrolysis (TEN)
+ Other severe skin reactions, characterized by:
- Red, swollen, blistered, or peeling skin (with or without fever)
- Skin irritation
- Red or irritated eyes
- Sores in the mouth, throat, nose, or eyes

Other Possible Side Effects

Like all medications, this drug can cause side effects. While many people may not experience any side effects or only minor ones, it's essential to discuss any concerns with your doctor. If you experience any of the following side effects or any other unusual symptoms, contact your doctor for advice:

Diarrhea
Upset stomach or vomiting
Stomach pain
Dizziness or drowsiness
Headache
* Irritation at the injection site

Reporting Side Effects

This list is not exhaustive, and you may experience other side effects. If you have questions or concerns, contact your doctor. You can also report side effects to the FDA at 1-800-332-1088 or online at https://www.fda.gov/medwatch.
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Seek Immediate Medical Attention If You Experience:

  • Severe, watery, or bloody diarrhea (even weeks after stopping the medication)
  • Severe stomach pain or cramps
  • Fever
  • Rash, hives, or itching
  • Swelling of your face, lips, tongue, or throat
  • Difficulty breathing or swallowing
  • Yellowing of your skin or eyes (jaundice)
  • Unusual bruising or bleeding
  • Signs of a new infection (e.g., sore throat, fever, chills)
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Before Using This Medicine

Before Taking This Medication: Important Information to Share with Your Doctor

It is essential to inform your doctor about the following:

Any allergies you have, including allergies to this medication, any of its components, or other substances, such as foods or drugs. Be sure to describe the allergic reaction you experienced, including any symptoms that occurred.
If you are currently using any products that contain erythromycin.

This list is not exhaustive, and it is crucial to discuss all your medications, health conditions, and potential interactions with your doctor. Please provide your doctor and pharmacist with a comprehensive list of:

All prescription and over-the-counter (OTC) medications you are taking
Any natural products or vitamins you are using
* Your existing health problems

Before starting, stopping, or changing the dose of any medication, including this one, you must consult with your doctor to ensure your safety. It is vital to verify that it is safe to take this medication in combination with all your other medications and health conditions.
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Precautions & Cautions

It is essential to inform all your healthcare providers, including doctors, nurses, pharmacists, and dentists, that you are taking this medication. If you are taking this drug for an extended period, your doctor may recommend regular blood tests to monitor your condition.

Do not use this medication for longer than prescribed, as this can increase the risk of a second infection. Older adults, particularly those 65 years or older, should use this medication with caution, as they may be more susceptible to side effects.

This medication contains benzyl alcohol, which can be harmful to newborns and infants. If possible, avoid using products containing benzyl alcohol in these age groups, as high doses or combination with other benzyl alcohol-containing products can cause serious side effects. If you have concerns, consult your doctor.

If you are pregnant, planning to become pregnant, or breastfeeding, inform your doctor. They will discuss the potential benefits and risks of this medication to you and your baby, helping you make an informed decision.
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Overdose Information

Overdose Symptoms:

  • Gastrointestinal upset (nausea, vomiting, diarrhea)
  • Hypotension (low blood pressure)
  • Respiratory depression (especially if given rapidly IV or with neuromuscular blockers)

What to Do:

Seek immediate medical attention or call a poison control center (e.g., 1-800-222-1222). Treatment is supportive and symptomatic. Hemodialysis and peritoneal dialysis are not effective in removing lincomycin from the blood.

Drug Interactions

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Major Interactions

  • Neuromuscular blocking agents (e.g., succinylcholine, rocuronium): Lincomycin may potentiate the neuromuscular blocking action, leading to respiratory depression or paralysis.
  • Erythromycin: Antagonistic effect due to competition for the same ribosomal binding site.
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Moderate Interactions

  • Kaolin-pectin (for oral lincomycin, not injectable): Decreases oral absorption of lincomycin.
  • Oral typhoid vaccine: Antibiotics may reduce the therapeutic effect of the vaccine.

Monitoring

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Baseline Monitoring

Complete Blood Count (CBC)

Rationale: To establish baseline hematologic parameters and monitor for potential blood dyscrasias (e.g., neutropenia, leukopenia, agranulocytosis, thrombocytopenic purpura) which are rare but reported.

Timing: Prior to initiation of therapy.

Liver Function Tests (LFTs) - AST, ALT, Bilirubin

Rationale: To establish baseline hepatic function and monitor for potential hepatotoxicity, especially in patients with pre-existing liver disease or during prolonged therapy.

Timing: Prior to initiation of therapy.

Renal Function Tests (RFTs) - BUN, Creatinine

Rationale: To establish baseline renal function and guide dose adjustments in patients with renal impairment, and monitor for potential nephrotoxicity.

Timing: Prior to initiation of therapy.

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Routine Monitoring

Stool frequency and consistency

Frequency: Daily, throughout therapy and for several weeks post-therapy

Target: Normal bowel habits

Action Threshold: Onset of severe, persistent diarrhea, abdominal pain, or fever (suggestive of C. difficile-associated diarrhea)

Liver Function Tests (LFTs)

Frequency: Periodically (e.g., weekly or bi-weekly) for prolonged therapy (>10-14 days) or in patients with hepatic impairment.

Target: Within normal limits or stable baseline

Action Threshold: Significant elevation (e.g., >3x ULN) or signs of liver injury

Renal Function Tests (RFTs)

Frequency: Periodically (e.g., weekly or bi-weekly) for prolonged therapy or in patients with renal impairment.

Target: Within normal limits or stable baseline

Action Threshold: Significant increase in BUN/creatinine or decrease in urine output

Complete Blood Count (CBC)

Frequency: Periodically (e.g., weekly) for prolonged therapy (>10-14 days).

Target: Within normal limits

Action Threshold: Significant decrease in WBC, neutrophil count, or platelet count

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Symptom Monitoring

  • Severe, persistent diarrhea (especially if bloody or watery)
  • Abdominal pain or cramping
  • Fever
  • Skin rash, itching, hives (signs of allergic reaction)
  • Swelling of face, lips, tongue, or throat (angioedema)
  • Difficulty breathing or swallowing
  • Yellowing of skin or eyes (jaundice)
  • Unusual tiredness or weakness
  • Sore throat, fever, or other signs of infection (may indicate blood dyscrasias or superinfection)

Special Patient Groups

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Pregnancy

Lincomycin is classified as Pregnancy Category C. It should be used during pregnancy only if the potential benefit justifies the potential risk to the fetus. Animal studies have shown some adverse effects, but there are no adequate and well-controlled studies in pregnant women.

Trimester-Specific Risks:

First Trimester: Potential risk, use only if clearly indicated.
Second Trimester: Potential risk, use only if clearly indicated.
Third Trimester: Potential risk, use only if clearly indicated.
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Lactation

Lincomycin is excreted in human milk. Due to the potential for serious adverse reactions in nursing infants (e.g., diarrhea, candidiasis, sensitization), a decision should be made whether to discontinue nursing or to discontinue the drug, taking into account the importance of the drug to the mother.

Infant Risk: L3 (Moderately safe - monitor infant for gastrointestinal disturbances like diarrhea, candidiasis, and potential sensitization).
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Pediatric Use

Lincomycin can be used in pediatric patients (infants and children) with appropriate dose adjustments based on weight. However, use in neonates is not well-established, and caution is advised due to immature renal and hepatic function. Monitor for adverse effects, especially gastrointestinal issues.

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Geriatric Use

No specific dose adjustment is generally required based on age alone. However, elderly patients are more likely to have decreased renal or hepatic function, which may necessitate dose adjustments. Monitor renal and hepatic function closely in this population. Elderly patients may also be more susceptible to the development of C. difficile-associated diarrhea.

Clinical Information

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Clinical Pearls

  • Lincomycin is a less commonly used lincosamide compared to clindamycin, but it has a similar spectrum of activity, primarily against Gram-positive bacteria (e.g., Staphylococcus, Streptococcus) and anaerobes.
  • It is NOT effective for infections of the central nervous system (e.g., meningitis) due to poor penetration into the CSF.
  • The most significant adverse effect is the risk of Clostridium difficile-associated diarrhea (CDAD), which can range from mild to life-threatening. Patients should be educated on symptoms and advised to seek immediate medical attention if they occur.
  • Rapid intravenous administration can lead to hypotension and cardiopulmonary arrest; infuse slowly over at least 1 hour per gram.
  • Consider alternative antibiotics if a patient has a history of severe hypersensitivity to lincomycin or clindamycin.
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Alternative Therapies

  • Clindamycin (another lincosamide, often preferred due to better oral absorption and similar spectrum)
  • Macrolides (e.g., azithromycin, clarithromycin, erythromycin - for susceptible Gram-positive infections, but antagonism with lincomycin is possible)
  • Beta-lactam antibiotics (e.g., penicillin, cephalosporins - depending on the specific bacterial pathogen and site of infection)
  • Vancomycin (for severe Gram-positive infections, especially MRSA)
  • Metronidazole (for anaerobic infections)
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Cost & Coverage

Average Cost: Not available (varies widely by supplier and contract) per 10ml vial
Generic Available: Yes
Insurance Coverage: Tier 1 or Tier 2 (for generic formulations)
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General Drug Facts

If your symptoms or health problems persist or worsen, it is essential to contact your doctor for further guidance. To ensure safe use, never share your medication with others, and do not take medication prescribed for someone else. Store all medications in a secure location, out of reach of children and pets, to prevent accidental ingestion. Properly dispose of unused or expired medications by checking with your pharmacist for the recommended disposal method. Unless instructed to do so, avoid flushing medications down the toilet or pouring them down the drain, as this can harm the environment. Many communities offer drug take-back programs, which your pharmacist can help you locate. Some medications may come with an additional patient information leaflet, so be sure to check with your pharmacist. If you have any questions or concerns about your medication, consult with your doctor, nurse, pharmacist, or other healthcare provider. In the event of a suspected overdose, immediately call your local poison control center or seek emergency medical attention. Be prepared to provide information about the medication taken, the amount, and the time it was taken, as this will aid in providing appropriate care.