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Wirkstoffe & Arzneimittelsicherheit

Exakte Wirkstoffkennungen und zitierbare Passagen zu Wechselwirkungen, Gegenanzeigen und Nebenwirkungen.

Ein Paarvergleich findet Originalpassagen, die den anderen Wirkstoff wörtlich nennen. Aussagen gelten für das jeweilige Präparat und seine Formulierung. Klassenbegriffe und abweichende Synonyme können fehlen. Kein Treffer bedeutet nicht, dass keine Wechselwirkung besteht.

RxNorm 05-Oct-2026 · geprüft 2026-10-25 · 96 Präparate · 6744 Quellenpassagen. Automatisch aktualisiert, ohne menschliche Freigabe.

Norvir

HOS-083284 · Fachinformation

Quellenpassagen (11)

Gegenanzeigen · Norvir

Norvir 100 mg powder for oral suspension · Abschnitt 4.3 · PDF-Seite 4

HOS-086138 · Präparat HOS-083284

Concomitant medicinal product levels increased or decreased 1-Adrenoreceptor Alfuzosin Increased plasma concentrations of alfuzosin Antagonist which may lead to severe hypotension (see section 4.5). Analgesics Pethidine, Increased plasma concentrations of propoxyphene norpethidine and propoxyphene. Thereby, increasing the risk of serious respiratory depression or haematologic abnormalities, or other serious adverse effects from these agents. Antianginal Ranolazine Increased plasma concentrations of ranolazine which may increase the potential for serious and/or life-threatening reactions (see section 4.5). Anticancer Neratinib Increased plasma concentrations of neratinib which may increase the potential for serious and/or life-threatening reactions including hepatotoxicity (see section 4.5). Venetoclax Increased plasma concentrations of venetoclax. Increased risk of tumor lysis syndrome at the dose initiation and during the dose-titration phase (see section 4.5). Antiarrhythmics Amiodarone, bepridil, Increased plasma concentrations of amiodarone, dronedarone, bepridil, dronedarone, encainide, flecanide, encainide, flecanide, propafenone, quinidine. Thereby, increasing the propafenone, quinidine risk of arrhythmias or other serious adverse reactions from these agents. Antibiotic Fusidic Acid Increased plasma concentrations of fusidic acid and ritonavir. Anti-gout Colchicine Potential for serious and/or life-threatening reactions in patients with renal and/or hepatic impairment (see sections 4.4 and 4.5). Antihistamines Astemizole, Increased plasma concentrations of astemizole terfenadine and terfenadine. Thereby, increasing the risk of serious arrhythmias from these agents. Antipsychotics/ Lurasidone Increased plasma concentrations of lurasidone Neuroleptics which may increase the potential for serious and/or life-threatening reactions (see section 4.5). Clozapine, pimozide Increased plasma concentrations of clozapine and pimozide. Thereby, increasing the risk of serious haematologic abnormalities, or other serious adverse effects from these agents. Quetiapine Increased plasma concentrations of quetiapine which may lead to coma. The concomitant administration with quetiapine is contraindicated (see section 4.5).

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): encainide (HOS-086145) propafenone (HOS-084530) quinidine (HOS-085593) fusidic acid (HOS-086146) colchicine (HOS-086147) astemizole (HOS-085608) terfenadine (HOS-085607) lurasidone (HOS-086148) clozapine (HOS-086149) pimozide (HOS-085600) quetiapine (HOS-086150) bepridil (HOS-085612) dronedarone (HOS-086144) alfuzosin (HOS-086139) lead (HOS-085592) propoxyphene (HOS-086140) ranolazine (HOS-086141) neratinib (HOS-086142) venetoclax (HOS-086143) amiodarone (HOS-085596)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage f9fe97979894eedcce9660008265f9fc818cdb3984974bb2555b6c5e5869e4e5 · Zeichen 902–5292 im Abschnitt

Gegenanzeigen · Norvir

Norvir 100 mg film-coated tablets · Abschnitt 4.3 · PDF-Seite 35

HOS-086387 · Präparat HOS-083284

Concomitant medicinal product levels increased or decreased 1-Adrenoreceptor Alfuzosin Increased plasma concentrations of alfuzosin Antagonist which may lead to severe hypotension (see section 4.5).

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): alfuzosin (HOS-086139) lead (HOS-085592)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage c9fa672c902cb6517f3ca9e9b17d7d3f3f5c99de9c69fb60e9f257626db3a4b8 · Zeichen 846–1177 im Abschnitt

Gegenanzeigen · Norvir

Norvir 100 mg film-coated tablets · Abschnitt 4.3 · PDF-Seite 35–36

HOS-086388 · Präparat HOS-083284

35 Analgesics Pethidine, Increased plasma concentrations of propoxyphene norpethidine and propoxyphene. Thereby, increasing the risk of serious respiratory depression or haematologic abnormalities, or other serious adverse effects from these agents. Antianginal Ranolazine Increased plasma concentrations of ranolazine which may increase the potential for serious and/or life-threatening reactions (see section 4.5). Anticancer Neratinib Increased plasma concentrations of neratinib which may increase the potential for serious and/or life-threatening reactions including hepatotoxicity (see section 4.5). Venetoclax Increased plasma concentrations of venetoclax. Increased risk of tumor lysis syndrome at the dose initiation and during the dose-titration phase (see section 4.5). Antiarrhythmics Amiodarone, bepridil, Increased plasma concentrations of amiodarone, dronedarone, bepridil, dronedarone, encainide, flecainide, encainide, flecainide, propafenone, quinidine. Thereby, increasing propafenone, quinidine the risk of arrhythmias or other serious adverse effects from these agents. Antibiotic Fusidic Acid Increased plasma concentrations of fusidic acid and ritonavir. Antihistamines Astemizole, Increased plasma concentrations of astemizole terfenadine and terfenadine. Thereby, increasing the risk of serious arrhythmias from these agents. Anti-gout Colchicine Potential for serious and/or life-threatening reactions in patients with renal and/or hepatic impairment (see sections 4.4 and 4.5). Antipsychotics/ Lurasidone Increased plasma concentrations of lurasidone Neuroleptics which may increase the potential for serious and/or life-threatening reactions (see section 4.5). Clozapine, pimozide Increased plasma concentrations of clozapine and pimozide. Thereby, increasing the risk of serious haematologic abnormalities, or other serious adverse effects from these agents. Quetiapine Increased plasma concentrations of quetiapine which may lead to coma. The concomitant administration with quetiapine is contraindicated (see section 4.5). Ergot Derivatives Dihydroergotamine, Increased plasma concentrations of ergot ergonovine, derivatives leading to acute ergot toxicity, ergotamine, including vasospasm and ischaemia. methylergonovine GI motility agent Cisapride Increased plasma concentrations of cisapride. Thereby, increasing the risk of serious arrhythmias from this agent. Lipid-modifying agents

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): lead (HOS-085592) dihydroergotamine (HOS-086152) ergonovine (HOS-086153) ergotamine (HOS-086154) methylergonovine (HOS-086155) cisapride (HOS-085610) quinidine (HOS-085593) fusidic acid (HOS-086146) astemizole (HOS-085608) terfenadine (HOS-085607) colchicine (HOS-086147) lurasidone (HOS-086148) clozapine (HOS-086149) pimozide (HOS-085600) quetiapine (HOS-086150) propoxyphene (HOS-086140) ranolazine (HOS-086141) neratinib (HOS-086142) venetoclax (HOS-086143) amiodarone (HOS-085596) bepridil (HOS-085612) dronedarone (HOS-086144) encainide (HOS-086145) flecainide (HOS-086203) propafenone (HOS-084530)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage f76b82bf2af9e33f5778d35af3ff4a8ea2ea8d392666af7950204db67ec4ac88 · Zeichen 1234–5743 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg powder for oral suspension · Abschnitt 4.5 · PDF-Seite 12

HOS-086192 · Präparat HOS-083284

Analgesics Buprenorphine 16 q24h 100 q12h ↑ 57% ↑ 77% Norbuprenorphine ↑ 33% ↑ 108% Glucuronide metabolites   The increases of plasma levels of buprenorphine and its active metabolite did not lead to clinically significant pharmacodynamic changes in a population of opioid tolerant patients. Adjustment to the dose of buprenorphine or ritonavir may therefore not be necessary when the two are dosed together. When ritonavir is used in combination with another protease inhibitor and buprenorphine, the SmPC of the co-administered protease inhibitor should be reviewed for specific dosing information.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): buprenorphine (HOS-086193) lead (HOS-085592) protease (HOS-085623)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage e0da463f33a4f51b43710e0904e5c34143700128ee2ee82a43b80672019386e4 · Zeichen 9913–11026 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg powder for oral suspension · Abschnitt 4.5 · PDF-Seite 13–14

HOS-086211 · Präparat HOS-083284

13 Ritonavir effects on Non-antiretroviral Co-administered Medicinal Products Co-administered Medicinal Products Dose of Co- Dose of Effect on Co- Effect on Co- administered NORVIR (mg) administered administered Medicinal Products Medicinal Medicinal Products (mg) Products Cmax AUC Apalutamide Apalutamide is a moderate to strong CYP3A4 inducer and this may lead to a decreased exposure of ritonavir and potential loss of virologic response. In addition, serum concentrations may be increased when co-administered with ritonavir resulting in the potential for serious adverse events including seizure.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): apalutamide (HOS-086212) lead (HOS-085592)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage ba5746604de1afb25f74f3c3b6daa06ef29a317243a44cdc2149a2f49dedebf0 · Zeichen 16562–17664 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg powder for oral suspension · Abschnitt 4.5 · PDF-Seite 15

HOS-086235 · Präparat HOS-083284

Rivaroxaban 10, single dose 600 q12h ↑ 153% ↑ 55% Inhibition of CYP3A and P-gp lead to increased plasma levels and pharmacodynamic effects of rivaroxaban which may lead to an increased bleeding risk. Therefore, the use of ritonavir is not recommended in patients receiving rivaroxaban.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): rivaroxaban (HOS-086236) lead (HOS-085592)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage 50c78ffce025c1960dde8591775448d03ac689dd3ae246c5ae5d0c29c325175d · Zeichen 22228–22720 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg powder for oral suspension · Abschnitt 4.5 · PDF-Seite 15

HOS-086239 · Präparat HOS-083284

Warfarin 5, single dose 400 q12h S-Warfarin ↑ 9% ↓ 9% R-Warfarin ↓ 33% ↔ Induction of CYP1A2 and CYP2C9 lead to decreased levels of R-warfarin while little pharmacokinetic effect is noted on S- warfarin when co-administered with ritonavir. Decreased R-warfarin levels may lead to reduced anticoagulation, therefore it is recommended that anticoagulation parameters are monitored when warfarin is co-administered with ritonavir dosed as an antiretroviral agent or as a pharmacokinetic enhancer.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): warfarin (HOS-085950) lead (HOS-085592)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage b8db3b298f1ab41feedd18a6d34663269f5ac4b8ebd0292df6cb7a78d89031f3 · Zeichen 23030–23955 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg film-coated tablets · Abschnitt 4.5 · PDF-Seite 44

HOS-086406 · Präparat HOS-083284

Analgesics Buprenorphine 16 q24h 100 q12h ↑ 57% ↑ 77% Norbuprenorphine ↑ 33% ↑ 108% Glucuronide metabolites   The increases of plasma levels of buprenorphine and its active metabolite did not lead to clinically significant pharmacodynamic changes in a population of opioid tolerant patients. Adjustment to the dose of buprenorphine or ritonavir may therefore not be necessary when the two are dosed together. When ritonavir is used in combination with another protease inhibitor and buprenorphine, the SmPC of the co-administered protease inhibitor should be reviewed for specific dosing information.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): lead (HOS-085592) protease (HOS-085623) buprenorphine (HOS-086193)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage 0e12b81cbfd7ba280e21a4c8295b7fea8cbbb2744bfbbad9d756f900d0af815c · Zeichen 10146–11276 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg film-coated tablets · Abschnitt 4.5 · PDF-Seite 46

HOS-086419 · Präparat HOS-083284

Apalutamide Apalutamide is a moderate to strong CYP3A4 inducer and this may lead to a decreased exposure of ritonavir and potential loss of virologic response. In addition, serum concentrations may be increased when co-administered with ritonavir resulting in the potential for serious adverse events including seizure.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): apalutamide (HOS-086212) lead (HOS-085592)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage 144cc3ead9e7eb41d451c15c0a441b7c96f925f6982a0cfb1d6432b76ab724d3 · Zeichen 18001–18460 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg film-coated tablets · Abschnitt 4.5 · PDF-Seite 47

HOS-086431 · Präparat HOS-083284

Rivaroxaban 10, single dose 600 q12h ↑ 153% ↑ 55% Inhibition of CYP3A and P-gp lead to increased plasma levels and pharmacodynamic effects of rivaroxaban which may lead to an increased bleeding risk. Therefore, the use of ritonavir is not recommended in patients receiving rivaroxaban.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): rivaroxaban (HOS-086236) lead (HOS-085592)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage c00ddfc3ba9f91fc685c1c893747a3509f14a5415f6675f344e616e27f9b873b · Zeichen 23108–23572 im Abschnitt

Wechselwirkungen · Norvir

Norvir 100 mg film-coated tablets · Abschnitt 4.5 · PDF-Seite 47

HOS-086433 · Präparat HOS-083284

Warfarin 5, single dose 400 q12h S-Warfarin ↑ 9% ↓ 9% R-Warfarin ↓ 33% ↔ Induction of CYP1A2 and CYP2C9 lead to decreased levels of R-warfarin while little pharmacokinetic effect is noted on S- warfarin when co-administered with ritonavir. Decreased R-warfarin levels may lead to reduced anticoagulation, therefore it is recommended that anticoagulation parameters are monitored when warfarin is co-administered with ritonavir dosed as an antiretroviral agent or as a pharmacokinetic enhancer.

Originalpassage; keine automatisch abgeleitete Schwere, Häufigkeit oder Kausalität. Auch verneinte Befunde und nicht untersuchte Kombinationen bleiben sichtbar.

RxNorm-Namen im Text (wörtliche Treffer, Rolle nicht bewertet): warfarin (HOS-085950) lead (HOS-085592)

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Version 2025-11-11T18:35:00Z · SHA-256 82413695e61cf39577e85c47e382ee60197570a4ae72fe81d6e24e4211cd2d43 · Passage c8b7d79a09495707ec331631da6d5dc29a5200f273c14196f4cd1aeac3f7d384 · Zeichen 23882–24844 im Abschnitt

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