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Belsomra and Kaletra

Determining the interaction of Belsomra and Kaletra and the possibility of their joint administration.

Check result:
Belsomra <> Kaletra
Relevance: 28.05.2022 Reviewer: Shkutko P.M., M.D., in

In the database of official manuals used in the service creation an interaction registered by statistical results of studies was found, which can either lead to negative consequences for the patient health or strengthen a mutual positive effect. A doctor should be consulted to address the issue of joint drug administration.

Consumer:

Ritonavir may significantly increase the blood levels of suvorexant. This can increase the risk of side effects including excessive drowsiness, motor impairment, amnesia, anxiety, hallucinations, and breathing difficulties (especially if you have a respiratory disorder such as asthma or obstructive sleep apnea). Talk to your doctor if you have any questions or concerns. Your doctor may be able to prescribe alternatives that do not interact. You should avoid the use of alcohol while being treated with suvorexant. Avoid driving or operating hazardous machinery until you know how the medication affects you, and do not exceed the dosage or frequency of use prescribed by your doctor. It is important to tell your doctor about all other medications you use, including vitamins and herbs. Do not stop using any medications without first talking to your doctor.

Professional:

GENERALLY AVOID: Coadministration with potent inhibitors of CYP450 3A4 may significantly increase the plasma concentrations of suvorexant, which is primarily metabolized by the isoenzyme. According to the product labeling, suvorexant peak plasma concentration (Cmax) and systemic exposure (AUC) increased by approximately 1.3- and 2.8-fold, respectively, when coadministered with the potent CYP450 3A4 inhibitor ketoconazole (400 mg).

MANAGEMENT: Concomitant use of suvorexant with potent CYP450 3A4 inhibitors should generally be avoided.

References
  • Cerner Multum, Inc. "Australian Product Information." O 0
  • "Product Information. Belsomra (suvorexant)." Merck & Company Inc, Whitehouse Station, NJ.
Belsomra

Generic Name: suvorexant

Brand name: Belsomra

Synonyms: n.a.

Kaletra

Generic Name: lopinavir / ritonavir

Brand name: Kaletra

Synonyms: n.a.

In the course of checking the drug compatibility and interactions, data from the following reference sources was used: Drugs.com, Rxlist.com, Webmd.com, Medscape.com.

Interaction with food and lifestyle
Disease interaction