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Lopinavir and ritonavir

Lopinavir and ritonavir is indicated in combination with other antiretroviral agents for the treatment of HIV1 infection in adults and pediatric patie.

Checked against the official label · Updated

Prescription medicine मुख संबंधी

How to use Lopinavir and ritonavir

What the official label says. If a doctor prescribed it, follow the prescription. Your pack's leaflet comes first if it is different.

यह किसके लिए है

Lopinavir and ritonavir is indicated in combination with other antiretroviral agents for the treatment of HIV1 infection in adults and pediatric patients 14 days and older. Limitations of Use: Genotypic or phenotypic testing and/or treatment history should guide the use of lopinavir and ritonavir. The number of baseline lopinavir resistance-associated substitutions affects the virologic response to lopinavir and ritonavir [see Microbiology ( 12.4 )]. Lopinavir and ritonavir is an HIV-1 protease inhibitor indicated in combination with other antiretroviral agents for the treatment of HIV-1 infection in adults and pediatric patients (14 days and older). ( 1 )

How to take it and how often
  • Tablets: May be taken with or without food, swallowed whole and not chewed, broken, or crushed
  • Adults : Total recommended daily dosage is 800/200 mg given once or twice daily
  • Lopinavir and ritonavir can be given as once daily or twice daily regimen
  • See Full Prescribing Information for details
  • Lopinavir and ritonavir once daily dosing regimen is not recommended in: Adult patients with three or more of the following lopinavir resistance-associated substitutions: L10F/I/R/V, K20M/N/R, L24I, L33F, M36I, I47V, G48V, I54L/T/V, V82A/C/F/S/T, and I84V
  • In combination with carbamazepine, phenobarbital, or phenytoin
  • In combination with efavirenz, nevirapine, or nelfinavir
  • In pregnant women
  • Pediatric Patients (14 days and older) : Lopinavir and ritonavir once daily dosing regimen is not recommended
  • In pediatric patients
  • Twice daily dose is based on body weight or body surface area
  • Concomitant Therapy
  • In Adults and Pediatric Patients: Dose adjustments of lopinavir and ritonavir may be needed when co-administering with efavirenz, nevirapine, or nelfinavir
  • Pregnancy : 400/100 mg twice daily in pregnant patients with no documented lopinavir-associated resistance substitutions
Strengths it comes in

Lopinavir and Ritonavir Tablets, USP 100 mg/25 mg are pale yellow colored capsule shaped, biconvex film-coated tablets debossed with ‘M31’ on one side and plain on other side. Lopinavir and Ritonavir Tablets, USP 200 mg/50 mg are yellow colored, capsule shaped, biconvex, film-coated tablets debossed with ‘M32’ on one side and plain on other side. …

Children
  • The safety, efficacy, and pharmacokinetic profiles of lopinavir and ritonavir
  • In pediatric patients below the age of 14 days have not been established
  • Lopinavir and ritonavir should not be administered once daily
  • In pediatric patients
  • An open-label, multi-center, dose-finding trial was performed to evaluate the pharmacokinetic profile, tolerability, safety and efficacy of lopinavir and ritonavir oral solution containing lopinavir 80 mg/mL and ritonavir 20 mg/mL at a dose of 300/75 mg/m2 twice daily plus two NRTIs in HIVinfected
  • Infants ≥14 days and < 6 months of age. …
Older adults

Clinical studies of lopinavir and ritonavir did not include sufficient numbers of subjects aged 65 and over to determine whether they respond differently from younger subjects. In general, appropriate caution should be exercised in the administration and monitoring of lopinavir and ritonavir in elderly patients reflecting the greater frequency of decreased hepatic, renal, or cardiac function, and of concomitant disease or other drug therapy.

While you are taking it

Advise the patient to read the FDA-approved patient labeling (Medication Guide) General Administration Information [ see Dosage and Administration ( 2 )]: •Advise patients to pay special attention to accurate administration of their dose to minimize the risk of accidental overdose or underdose of lopinavir and ritonavir. •Advise patients and caregivers that the oral solution should be administered using the calibrated dosing cup (supplied) or oral dosing syringe. •Advise caregivers to inform their healthcare provider if the child’s weight changes in order to make sure that the child’s lopinavir and ritonavir dose is adjusted as needed. …

Talk to a doctor first if

Lopinavir and ritonaviris contraindicated in patients with previously demonstrated clinically significant hypersensitivity (e.g., toxic epidermal necrolysis, Stevens-Johnson syndrome, erythema multiforme, urticaria, angioedema) to any of its ingredients, including ritonavir. …

Medicines it may not mix with

Co-administration of lopinavir and ritonavir can alter the plasma concentrations of other drugs and other drugs may alter the plasma concentrations of lopinavir. The potential for drug-drug interactions must be considered prior to and during therapy. ( 4 , 5.1 , 7 , 12.3 ) 7.1 Potential for Lopinavir And Ritonavir to Affect Other Drugs Lopinavir/ritonavir is an inhibitor of CYP3A and may increase plasma concentrations of agents that are primarily metabolized by CYP3A. Agents that are extensively metabolized by CYP3A and have high first pass metabolism appear to be the most susceptible to large increases in AUC (> 3-fold) when co-administered with lopinavir and ritonavir. …

Warnings

The following have been observed in patients receiving lopinavir and ritonavir: The concomitant use of lopinavir and ritonavir and certain other drugs may result in known or potentially significant drug interactions. Consult the full prescribing information prior to and during treatment for potential drug interactions. ( 5.1 , 7.3 ) Toxicity in preterm neonates: Lopinavir and ritonavir oral solution should not be used in preterm neonates in the immediate postnatal period because of possible toxicities. A safe and effective dose of lopinavir and ritonaviroral solution in this patient population has not been established. …

Possible side effects

The following adverse reactions are discussed in greater detail in other sections of the labeling. QT Interval Prolongation, PR Interval Prolongation [see Warnings and Precautions ( 5.5 , 5.6 )] Drug Interactions [see Warnings and Precautions ( 5.1 )] Pancreatitis [see Warnings and Precautions ( 5.3 )] Hepatotoxicity [see Warnings and Precautions ( 5.4 )] Commonly reported adverse reactions to lopinavir and ritonavir included diarrhea, nausea, vomiting, hypertriglyceridemia and hypercholesterolemia. ( 6.1 ) To report SUSPECTED ADVERSE REACTIONS, contact Macleods Pharma USA, Inc. at 1-888-943-3210 1-855-926-3384 or FDA at 1-800-FDA-1088 or www.fda.gov/medwatch. …

Pregnancy and breastfeeding

8.1 Pregnancy Pregnancy Exposure Registry There is a pregnancy exposure registry that monitors pregnancy outcomes in women exposed to lopinavir and ritonavir during pregnancy. Physicians are encouraged to register patients by calling the Antiretroviral Pregnancy Registry at 1-800-258-4263. …

If you take too much

Overdoses with lopinavir and ritonavir oral solution have been reported. One of these reports described fatal cardiogenic shock in a 2.1 kg infant who received a single dose of 6.5 mL of lopinavir and ritonavir oral solution (520 mg lopinavir, approximately 10-fold above the recommended lopinavir dose) nine days prior. The following events have been reported in association with unintended overdoses in preterm neonates: complete AV block, cardiomyopathy, lactic acidosis, and acute renal failure [ see Warnings and Precautions ( 5.2 )]. …

If you miss a dose

Take it when you remember, unless it is nearly time for the next dose. Then skip the missed one. Never take two doses at once to make up for it. Check your leaflet, as some medicines are different.

From the official U.S. FDA label for this active ingredient. Your pack may have a different strength, so always read its leaflet. If a doctor prescribed it, follow the prescription. Ask a pharmacist if you are unsure. Label dated 2026-08-27.

Brands around the world

Products with Lopinavir and ritonavir as the active ingredient. Names differ between countries.

Registered products

United States (FDA)

Lopinavir And RitonavirLOPINAVIR 100 mg/1, RITONAVIR 25 mg/1 · Tablet, Film Coated · AbbVie Deutschland GmbH & Co Kg
NDC 12613-0522Label
Lopinavir And RitonavirLOPINAVIR 100 mg/1, RITONAVIR 25 mg/1 · Tablet · AbbVie Deutschland GmbH & Co Kg
NDC 12613-1575Label
Lopinavir And RitonavirRITONAVIR 50 mg/1, LOPINAVIR 200 mg/1 · Tablet · AbbVie Deutschland GmbH & Co Kg
NDC 12613-2605Label
Lopinavir And RitonavirLOPINAVIR 100 mg/1, RITONAVIR 25 mg/1 · Tablet, Film Coated · AbbVie Deutschland GmbH & Co Kg
NDC 12613-3008Label
Lopinavir And RitonavirLOPINAVIR 200 mg/1, RITONAVIR 50 mg/1 · Tablet, Film Coated · AbbVie Deutschland GmbH & Co Kg
NDC 12613-4014Label

Other countries: check your pack's registration number and we point you to your regulator.

Check your pack of Lopinavir and ritonavir

Type the registration number on the pack, or scan it with your camera.

Or take photos of the pack
3 free checks left today Official sources: U.S. FDA · EMA (EU) · Health Canada · WHO alerts

Questions about Lopinavir and ritonavir

What is Lopinavir and ritonavir used for?

Lopinavir and ritonavir is indicated in combination with other antiretroviral agents for the treatment of HIV1 infection in adults and pediatric patients 14 days and older. Limitations of Use: Genotypic or phenotypic testing and/or treatment history should guide the use of lopinavir and ritonavir. The number of baseline lopinavir resistance-associated substitutions affects the virologic response to lopinavir and rito (From the official U.S. FDA label.)

How do I take Lopinavir and ritonavir?

Follow your prescription or the leaflet in your pack. The official label says: Tablets: May be taken with or without food, swallowed whole and not chewed, broken, or crushed. ( 2.1 ) Adults ( 2.3 ): Total recommended daily dosage is 800/200 mg given once or twice daily. Lopinavir and ritonavir can be given as once daily or twice daily regimen. See Full Prescribing Information for details. Lopinavir and ritonavir once daily dosing regimen is not recommende…

Do I need a prescription for Lopinavir and ritonavir?

Usually yes. Lopinavir and ritonavir is a prescription medicine in most countries. Rules differ by country.

What brands contain Lopinavir and ritonavir?

Lopinavir and ritonavir is sold under names such as Kaletra. Brand names differ between countries.

What are the side effects of Lopinavir and ritonavir?

The official label lists: The following adverse reactions are discussed in greater detail in other sections of the labeling. QT Interval Prolongation, PR Interval Prolongation [see Warnings and Precautions ( 5.5 , 5.6 )] Drug Interactions [see Warnings and Precautions ( 5.1 )] Pancreatitis [see Warnings and Precautions ( 5.3 )] Hepatotoxicity [see Warnings and Precautions ( 5.4 )] Commonly reported adve… Tell your doctor about any side effect that bothers you or does not go away.

Can children take Lopinavir and ritonavir?

The safety, efficacy, and pharmacokinetic profiles of lopinavir and ritonavir in pediatric patients below the age of 14 days have not been established. Lopinavir and ritonavir should not be administered once daily in pediatric patients. An open-label, multi-center, dose-finding trial was performed to evaluate the pharmacokinetic profile, tolerability, safety and efficacy of lop… Always use the dose for the child's age or weight on the pack or prescription.

Can I take Lopinavir and ritonavir when pregnant or breastfeeding?

8.1 Pregnancy Pregnancy Exposure Registry There is a pregnancy exposure registry that monitors pregnancy outcomes in women exposed to lopinavir and ritonavir during pregnancy. Physicians are encouraged to register patients by calling the Antiretroviral Pregnancy Registry at 1-800-258-4263. … Ask your doctor or midwife first.

What medicines interact with Lopinavir and ritonavir?

Co-administration of lopinavir and ritonavir can alter the plasma concentrations of other drugs and other drugs may alter the plasma concentrations of lopinavir. The potential for drug-drug interactions must be considered prior to and during therapy. ( 4 , 5.1 , 7 , 12.3 ) 7.1 Potential for Lopinavir And Ritonavir to Affect Other Drugs Lopinavir/ritonavir is an inhibitor of CYP… Use the free interaction checker before combining medicines.

What happens if I take too much Lopinavir and ritonavir?

Overdoses with lopinavir and ritonavir oral solution have been reported. One of these reports described fatal cardiogenic shock in a 2.1 kg infant who received a single dose of 6.5 mL of lopinavir and ritonavir oral solution (520 mg lopinavir, approximately 10-fold above the recommended lopinavir do… Get medical help right away.

How can I check that my Lopinavir and ritonavir is genuine?

Scan the registration number on your pack with PillVera (NAFDAC number in Nigeria, NDC in the United States, DIN in Canada), check the expiry date and buy only from licensed pharmacies.

Sources

This page shows what official sources say, in plain words. It is not medical advice: your prescription and your doctor or pharmacist come first. Brand names, strengths and rules differ between countries.