Nitrazepam has 65 known drug interactions based on U.S. FDA drug labeling data. Of these, 14 are contraindicated combinations that should be avoided entirely. 22 are classified as major interactions requiring close medical supervision. Notable interactions include combinations with Benzhydrocodone And Acetaminophen, Fentanyl, Fentanyl Citrate. Patients taking Nitrazepam should inform their healthcare provider of all current medications — including over-the-counter drugs and supplements — to avoid potentially harmful combinations. Data sourced from OpenFDA and the NIH National Library of Medicine.
- Total
- 65
- Contraindicated
- 14
- Major
- 22
- Moderate
- 24
- Minor
- 4
Contraindicated (14)
- Nitrazepam + Benzhydrocodone And Acetaminophen— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death. Reserve for p…
- Nitrazepam + Fentanyl— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death. Reserve for p…
- Nitrazepam + Fentanyl Citrate— Concomitant use increases risk of respiratory depression, profound sedation, coma, and death due to additive CNS depress…
- Nitrazepam + Fentanyl Transdermal— Concomitant use with benzodiazepines can increase risk of hypotension, respiratory depression, profound sedation, coma, …
- Nitrazepam + Hyaluronidase— Benzodiazepines are incompatible with hyaluronidase.
- Nitrazepam + Hyaluronidase, Ovine— Incompatible with hyaluronidase; physical or chemical incompatibility reported.
- Nitrazepam + Hydrocodone Bitartrate— CNS depressants that increase risk of hypotension, respiratory depression, profound sedation, coma, and death. Concomita…
- Nitrazepam + Hydrocodone Bitartrate And Acetaminophen— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death due to additiv…
- Nitrazepam + Ketamine Hydrochloride— Concomitant use may result in profound sedation, respiratory depression, coma, or death.
- Nitrazepam + Oxycodone— Additive CNS depression increases risk of hypotension, respiratory depression, profound sedation, coma, and death. Conco…
- Nitrazepam + Oxycodone And Acetaminophen— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death. Reserve for p…
- Nitrazepam + Oxycodone Hydrochloride— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death due to additiv…
- Nitrazepam + Oxycodone Hydrochloride And Acetaminophen— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death. Reserve for p…
- Nitrazepam + Oxycodone Hydrochloride Oral Solution— Concomitant use increases risk of respiratory depression, profound sedation, coma, and death due to additive CNS depress…
Major (22)
- Nitrazepam + Atropa Belladonna And Opium— Additive CNS depressant effects increasing risk of hypotension, respiratory depression, profound sedation, coma, and dea…
- Nitrazepam + Buprenorphine— Additive CNS depressant effects increase risk of respiratory depression, profound sedation, coma, and death.
- Nitrazepam + Buprenorphine And Naloxone— Concomitant use increases risk of respiratory depression, profound sedation, coma, and death due to additive CNS depress…
- Nitrazepam + Buprenorphine Hydrochloride— Concomitant use increases risk of respiratory depression, profound sedation, coma, and death due to additive CNS depress…
- Nitrazepam + Buprenorphine Hydrochloride And Naloxone Hydrochloride Dihydrate— Concomitant use increases risk of respiratory depression, profound sedation, coma, and death due to additive CNS depress…
- Nitrazepam + Buprenorphine Sublingual C-Iii— Additive CNS depressant effects increase risk of respiratory depression, profound sedation, coma, and death.
- Nitrazepam + Butorphanol Tartrate— Additive CNS depressant effects increase risk of hypotension, respiratory depression, profound sedation, coma, and death…
- Nitrazepam + Hydrocodone Bitartrate And Ibuprofen— Concomitant use causes additive CNS depressant effects, increasing risk of respiratory depression, sedation, and overdos…
- Nitrazepam + Hydromorphone Hydrochloride— Additive CNS depressant effects can increase risk of hypotension, respiratory depression, profound sedation, coma, and d…
- Nitrazepam + Levorphanol Tartrate— Additive CNS depression increasing risk of hypotension, respiratory depression, profound sedation, coma, and death.
- Nitrazepam + Methadone Hydrochloride— Concomitant use increases risk of respiratory depression, profound sedation, coma, and death due to additive CNS depress…
- Nitrazepam + Morphine Sulfate— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death due to additiv…
- Nitrazepam + Nalbuphine Hydrochloride— Concomitant use increases risk of respiratory depression, profound sedation, coma, and death due to additive CNS depress…
- Nitrazepam + Oxymorphone Hydrochloride— Additive CNS depressant effect increases risk of hypotension, respiratory depression, profound sedation, coma, and death…
- Nitrazepam + Pentazocine Hydrochloride And Naloxone Hydrochloride— Concomitant use increases risk of hypotension, respiratory depression, profound sedation, coma, and death due to additiv…
- Nitrazepam + Phenylephrine Hydrochloride— Antagonistic effects with decreased phenylephrine blood pressure effect.
- Nitrazepam + Propofol— May increase anesthetic/sedative effects and cardiorespiratory depression; can result in pronounced decreases in blood p…
- Nitrazepam + Propofol Injectable Emulsion— In combination with opioids, may reduce induction dose requirements and increase anesthetic/sedative effects with pronou…
- Nitrazepam + Remifentanil Hydrochloride— Additive CNS depression increases risk of hypotension, respiratory depression, profound sedation, coma, and death.
- Nitrazepam + Sufentanil— CNS depressants that increase risk of hypotension, respiratory depression, profound sedation, coma, and death when combi…
- Nitrazepam + Tapentadol Hydrochloride— Additive CNS depressant effects increase risk of respiratory depression, profound sedation, coma, and death.
- Nitrazepam + Teduglutide— Altered mental status observed in patients taking GATTEX (teduglutide) and benzodiazepines. Monitor for adverse reaction…
Moderate (24)
- Nitrazepam + Carisoprodol— Additive sedative effects with carisoprodol. Caution should be exercised when used concomitantly.
- Nitrazepam + Clarithromycin— Triazolobenzodiazepines and Other Related Benzodiazepines: Midazolam Alprazolam Triazolam Temazepam Nitrazepam Lorazepam…
- Nitrazepam + Desflurane— Benzodiazepines decrease the amount of desflurane needed to produce anesthesia. Adjust dose accordingly.
- Nitrazepam + Dicyclomine Hydrochloride— May increase certain actions or side effects of anticholinergic drugs including dicyclomine hydrochloride.
- Nitrazepam + Diltiazem Hydrochloride— Increased exposure of benzodiazepines due to CYP3A4 inhibition by diltiazem.
- Nitrazepam + Diphenoxylate Hydrochloride And Atropine Sulfate— May potentiate CNS depressant effects of diphenoxylate hydrochloride and atropine sulfate. Monitor for CNS adverse react…
- Nitrazepam + Esketamine Hydrochloride— Concomitant use may increase sedation. Closely monitor for sedation with concomitant use.
- Nitrazepam + Flibanserin— Concomitant use may increase risk of CNS depression including somnolence.
- Nitrazepam + Lofexidine— Lofexidine potentiates CNS depressant effects of benzodiazepines.
- Nitrazepam + Lofexidine Hydrochloride— Lofexidine potentiates CNS depressant effects of benzodiazepines.
- Nitrazepam + Metaxalone— Sedative effects of metaxalone and benzodiazepines may be additive. Exercise caution and monitor for respiratory depress…
- Nitrazepam + Mirtazapine— Concomitant use increases impairment of cognitive and motor skills. Avoid concomitant use.
- Nitrazepam + Nabilone— Additive drowsiness and CNS depression reported with concurrent use. Caution advised.
- Nitrazepam + Olanzapine And Fuoxetine— May potentiate orthostatic hypotension and sedation.
- Nitrazepam + Omeprazole— Omeprazole can prolong elimination of benzodiazepines. Monitor and determine need for dose adjustments.
- Nitrazepam + Omeprazole And Sodium Bicarbonate— Omeprazole and sodium bicarbonate can prolong elimination of benzodiazepines. Monitor for possible dose adjustments.
- Nitrazepam + Perampanel— CNS depressants that may increase CNS depression when used with FYCOMPA. Patients should limit activity until experience…
- Nitrazepam + Phentermine And Topiramate— Concomitant use may potentiate CNS depression including dizziness and cognitive adverse reactions.
- Nitrazepam + Phentermine And Topiramate Extended-Release— Concomitant use with CNS depressants may potentiate CNS depression such as dizziness or cognitive adverse reactions.
- Nitrazepam + Remimazolam Besylate— Sedative effect of remimazolam besylate can be accentuated by other benzodiazepines. Dose titration required with contin…
- Nitrazepam + Sevoflurane— Benzodiazepines decrease the MAC of sevoflurane; sevoflurane is compatible with benzodiazepines as commonly used in surg…
- Nitrazepam + Tizanidine— CNS depressants with potentially additive sedative effects. Monitor for excess sedation.
- Nitrazepam + Tizanidine Hydrochloride— CNS depressants that may cause additive CNS depressant effects including sedation when combined with tizanidine; monitor…
- Nitrazepam + Tizanidne Hydrochloride— CNS depressants; concomitant use may cause additive CNS depressant effects including sedation; monitor for excess sedati…
Minor (4)
- Nitrazepam + Mexiletine Hydrochloride— Formal study showed benzodiazepines do not affect mexiletine plasma concentrations.
- Nitrazepam + Montelukast— No dose adjustment needed when co-administered with montelukast sodium.
- Nitrazepam + Montelukast Sodium— No dose adjustment needed when co-administered with montelukast sodium.
- Nitrazepam + Rufinamide— Benzodiazepines have no effect on rufinamide concentration.