Perinem

Perinem Uses, Dosage, Side Effects, Mechanism of Action, How Long Does it Take to Work? Perinem is a brand name. Its generic name is Doripenem.

Introduction

Perinem is a carbapenem class antibiotic used in the treatment of complicated intra-abdominal and urinary tract infections. Perinem is the first clinically approved carbapenem in this class. Perinem is 1-beta methyl carbapenem and a prodrug of the active intermediate 1-beta-methyl-7-(R)-carbapenem-2-carboxylic acid.

Uses

Perinem is used for the treatment of complicated intra-abdominal and urinary tract infections caused by susceptible bacteria. It is most effective against E.coli, K.pneumonia, Proteus mirabilis, Klebsiella oxytoca, Acinetobacterspecies, Pseudomonas aeruginosa, and Citrobacterfreundii. Perinem is also indicated in the treatment of hospital-associated pneumonia.

Mechanism of Action

Perinem inhibits cell wall synthesis by binding to penicillin-binding proteins, resulting in the incarceration of the bacterial cell wall and subsequent bacterial death. Perinem also inhibits Beta-lactamase-mediated bacterial resistance by forming a covalent bond with the enzyme.

How Long Does it Take to Work?

The onset of action of Perinem depends on the severity of the infection and the organism being treated. Generally, the antibiotic begins to show signs of effectiveness within 24-48 hours of administration. However, for more severe infections, it may take up to 72 hours to see an improvement.

Absorption

Perinem is absorbed rapidly in humans, with peak levels measured within 1-2 hours of administration. Maximum serum concentrations are achieved within 1.5-2 hours after a single dose.

Route of Elimination

Perinem is eliminated primarily by hepatic metabolism and renal excretion. It is approximately 90% protein-bound and is eliminated via biliary excretion.

Dosage

The dosage and regimen for Perinem should be prescribed by a physician based on the severity of the infection and the patient’s age, weight, and medical history.
  • For complicated intra-abdominal infections in adults, the usual dosage is 500 mg every 8 hours.
  • For complicated urinary tract infections in adults, the usual dosage is 500 mg every 8 hours.
  • For hospital-associated pneumonia in adults, the usual dosage is 500 mg every 8 hours.
  • For children, the dosage will be determined by a physician based on the individual child’s weight and medical history.

Administration

Perinem should be administered intravenously (IV) as an infusion over 30-90 minutes. It should not be mixed with other medications or solutions, as this may decrease its effectiveness.

Side Effects

The most common side effects associated with Perinem include nausea, vomiting, diarrhea, rash, and headache. Other side effects may occur, such as abdominal pain, dizziness, and fever.

Toxicity

Perinem is generally well tolerated by most patients. The most common adverse effects reported are gastrointestinal in nature and usually resolve over time. In rare cases, anaphylactic shock and acute kidney injury have been reported.

Precaution

As with any other antibiotic, caution should be used when prescribing Perinem. Possible drug interactions should be taken into consideration prior to administering this medication. Patients with known hypersensitivity to penicillins and other carbapenems should not receive Perinem.

Interaction

Perinem may interact with other medications or supplements, including warfarin, rifampin, probenecid, cimetidine, vitamin K antagonists, and phenytoin. Additionally, Perinem may interact with certain foods such as dairy products, leading to reduced absorption of the medication.

Disease Interaction

Patients with renal, cardiovascular, or hepatic impairment should use Perinem with caution and be monitored closely. Patients with known penicillin or carbapenem hypersensitivity should not receive Perinem.

Drug Interaction

Drug interactions with Perinem may occur if it is taken with other medications, including warfarin, rifampin, probenecid, cimetidine, vitamin K antagonists, and phenytoin.

Food Interactions

Perinem should be taken with food to reduce the risk of gastrointestinal disturbances. Dairy products should be avoided as they may decrease the absorption of the medication.

Pregnancy Use

Studies have not been conducted to determine the safety of Perinem in pregnant women. Therefore, the drug should only be used in pregnancy if the benefits outweigh any potential risks.

Lactation Use

It is not known if Perinem is excreted in human milk. Therefore, the use of Perinem should be avoided in nursing mothers or infants.

Acute Overdose

An overdose of Perinem can cause nausea, vomiting, diarrhea, abdominal pain, decreased appetite, dizziness, and fatigue. If an overdose is suspected, seek medical attention immediately.

Contraindication

Perinem is contraindicated in patients with known hypersensitivity to penicillins or carbapenems.

Use Directions

Perinem should be administered intravenously (IV) as an infusion over 30-90 minutes. It should not be mixed with other medications or solutions. Dosage and regimen should be determined by a physician based on the severity of the infection and the patient's age, weight, and medical history.

Storage Condition

Perinem should be stored in its original package at room temperature. It should be protected from light and not exposed to temperatures of more than 30°C.

Volume of Distribution

Perinem has a volume of distribution of about 4.3 to 6.6 liters in adults.

Half Life

The half-life of Perinem is about 3 hours in adults.

Clearance

Perinem has an oral clearance of about 37 ml/min in adults.

Here you find in details version of Perinem

Some Frequently Asked Questions About Perinem

What is Perinem?

Perinem is an antibiotic used to treat bacterial infections of the lungs, urinary tract, skin, blood, and stomach. It is usually prescribed for complicated intra-abdominal infections, pneumonia, urinary tract infections, and skin and skin structure infections. It is available in the form of an intravenous injection.

What infections does Perinem treat?

Perinem is used to treat serious infections caused by certain bacteria, including bacterial pneumonia, abdominal or stomach infections (intra-abdominal), and urinary tract infections.

Is the use of Perinem safe?

Yes, when used as recommended, Perinem can be safely used to treat bacterial infections. It is important to note that it is not effective against viral infections.

Who should not take Perinem?

Individuals with allergies to any component of Perinem or any other carbapenem antibiotic, such as imipenem, meropenem, or ertapenem, should not take Perinem.

Are there any risks associated with taking Perinem?

Yes, there are some risks associated with taking Perinem. It may interact with other medications and may cause serious side effects such as skin rash, fever, and seizures. It is important to speak to your doctor if you experience any side effects.

Is Perinem approved by the FDA?

Yes, Perinem is approved by the U.S. Food and Drug Administration (FDA) for the treatment of certain bacterial infections.

Is it safe to take Perinem while pregnant or breastfeeding?

No, Perinem should not be taken by women who are pregnant or breastfeeding. Speak to your doctor before taking any medication while pregnant or breastfeeding.

What kind of bacteria does Perinem fight?

Perinem is used to treat serious infections caused by certain bacteria, such as Pseudomonas aeruginosa, Escherichia coli, Klebsiella pneumoniae, and Proteus mirabilis.

What is the usual dose of Perinem?

The usual dose of Perinem is 500-2,000 mg every 8 hours, depending on the type of infection being treated. Speak to your doctor for specific dosing instructions.

Is Perinem expensive?

Yes, Perinem is expensive and is usually only available through specialty pharmacies. Speak to your doctor or insurance company to learn about the cost and financial assistance programs that may be available.

What are the common side effects of Perinem?

The most common side effects of Perinem include nausea, vomiting, diarrhea, headache, dizziness, and allergic reactions. Speak to your doctor if you experience any side effects.

Can Perinem treat gonorrhea?

No, Perinem is not effective against the bacteria responsible for gonorrhea.

Can Perinem cause yeast infections?

Yes, Perinem can cause yeast infections in some individuals. Tell your doctor if you have any symptoms of a yeast infection, such as itching, burning, and a thick, white, discharge from the vagina.

Can I take pain relievers while on Perinem?

Yes, it is safe to take pain relievers such as ibuprofen or acetaminophen while on Perinem. However, it is important to speak to your doctor before taking any other medications while on Perinem.

Can I drink alcohol while taking Perinem?

No, it is not recommended to drink alcohol while taking Perinem. Speak to your doctor before drinking alcohol while taking any medication.

What are the symptoms of an allergic reaction to Perinem?

The most common symptoms of an allergic reaction to Perinem are hives, rash, difficulty breathing, wheezing, dizziness, itching, or swelling of the face, lips, tongue, or throat. Seek immediate medical attention if you experience any of these symptoms.

Can I take Perinem with other antibiotics?

No, it is not recommended to take other antibiotics at the same time as Perinem. Speak to your doctor before taking any other medications while on Perinem.

Can Perinem interact with other medications?

Yes, Perinem may interact with some medications, including anticoagulants, diuretics, and nonsteroidal anti-inflammatory drugs (NSAIDs). Speak to your doctor before taking any other medications while on Perinem.

How long does it take for Perinem to start working?

It usually takes 1-2 days for Perinem to start working. However, it may take up to 4 days for the medication to reach its full effect. Speak to your doctor about any concerns you have about the length of treatment.

Does Perinem cause drowsiness?

No, Perinem does not typically cause drowsiness. However, some individuals may experience dizziness or tiredness. Speak to your doctor if you experience any of these side effects.

Is Perinem prescription only?

Yes, Perinem is a prescription-only medication and should only be taken as directed by a healthcare professional.

What should I do if I miss a dose of Perinem?

If you miss a dose of Perinem, take it as soon as you remember. If it is almost time for your next dose, skip the missed dose and take your next dose at the regular time. Do not take extra doses. Speak with your doctor or pharmacist if you are unsure about what to do.

Can I take Perinem at the same time as other medications?

No, it is not recommended to take other medications at the same time as Perinem. Speak to your doctor before taking any other medications while on Perinem.

What should I do if I experience an allergic reaction to Perinem?

If you experience an allergic reaction to Perinem, stop taking the medication and seek medical attention immediately. Symptoms of an allergic reaction may include hives, rash, difficulty breathing, wheezing, dizziness, itching, or swelling of the face, lips, tongue, or throat.

Can Perinem be used to treat cellulitis?

Yes, Perinem can be used to treat cellulitis, a type of skin infection caused by bacteria. However, it is important to speak to your doctor to determine the best treatment option for your condition.

Is vaginal yeast infection a common side effect of taking Perinem?

Yes, vaginal yeast infections are a common side effect of taking Perinem. Speak to your doctor immediately if you experience any symptoms of a yeast infection, such as itching, burning, and a thick, white, discharge from the vagina.

Can Perinem be used to treat Staph infections?

Yes, Perinem can be used to treat Staph infections. Speak to your doctor to determine the best treatment option for your condition.

How long does it take for Perinem to be cleared from the body?

It usually takes about 8-10 hours for Perinem to be cleared from the body. Speak with your doctor about any concerns you have about the length of treatment.

What are the potential long-term side effects of Perinem?

Long-term side effects of Perinem are rare but may include diarrhea, rash, nausea, stomach pain, and headaches. Speak to your doctor if you experience any of these side effects.

Does Perinem interact with birth control?

Yes, Perinem may interact with some forms of birth control, such as hormonal birth control pills, patches, and injections. Speak to your doctor about any concerns you have about taking Perinem while on birth control.

Will Perinem interact with my other medications?

Yes, Perinem may interact with other medications, including anticoagulants, diuretics, and nonsteroidal anti-inflammatory drugs (NSAIDs). Speak to your doctor before taking any other medications while on Perinem.

Are there any dietary restrictions I should follow while taking Perinem?

It is recommended to follow a low-sugar diet while taking Perinem. Avoid consuming large amounts of sugar and sugary drinks while taking Perinem.

Should I avoid strenuous physical activity while taking Perinem?

Yes, it is recommended to avoid strenuous physical activity while taking Perinem. Speak to your doctor if you have any questions or concerns.

Can I take other antibiotics at the same time as Perinem?

No, it is not recommended to take other antibiotics at the same time as Perinem. Speak to your doctor before taking any other medications while on Perinem.

Can I take vitamins and supplements while taking Perinem?

Yes, you can take vitamins and supplements while taking Perinem. However, it is important to speak to your doctor before taking any vitamins or supplements while on Perinem.

What are the signs of a Perinem overdose?

Symptoms of a Perinem overdose include nausea, vomiting, diarrhea, dizziness, confusion, drowsiness, and seizures. Seek medical attention immediately if you suspect an overdose.

Can I take other antibiotics at the same time as Perinem without affecting the effectiveness of the drug?

No, it is not recommended to take other antibiotics at the same time as Perinem. Speak to your doctor before taking any other medications while on Perinem.

Can I breastfeed while taking Perinem?

No, Perinem is not recommended for women who are breastfeeding. Speak to your doctor before breastfeeding while taking any medication.

Can Perinem be used to treat ear infections?

Yes, Perinem can be used to treat ear infections. Speak to your doctor to determine the best treatment option for your condition.

Will I need to have lab tests while taking Perinem?

Yes, it is recommended to have regular blood tests while taking Perinem. Speak to your doctor for more information.

What is the most serious side effect of Perinem?

The most serious side effect of Perinem is anaphylactic shock, a life-threatening reaction to the antibiotic. Seek medical attention immediately if you experience any symptoms of anaphylactic shock, such as difficulty breathing, chest tightness, and hives.

Should I avoid direct sunlight while taking Perinem?

Yes, it is recommended to avoid direct sunlight while taking Perinem. Speak to your doctor if you have any questions or concerns.