Drug & supplement interaction

Cannabinol (cbn) + Loteprednol Etabonate

Loteprednol Etabonate brand names: Inveltys, Lotemax SM, Eysuvis.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 13, 2026
The bottom line No known interaction

We found no known interaction between Cannabinol (cbn) and Loteprednol Etabonate in our sources. Absence of a documented interaction is not the same as proven safety, and does not guarantee one does not exist. Do not start, stop, or change a medication or supplement based on this page; confirm with your pharmacist or doctor first. Additionally, although there is no interaction, the two are separately associated with some of the same side effects, which would make a new symptom harder to attribute to one or the other.

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Interaction report

Cannabinol (cbn) and Loteprednol Etabonate

We checked these two against our interaction database. Here is what we found.

No Known Interaction Found

We did not find a documented interaction between Loteprednol Etabonate and Cannabinol (cbn) in our sources. This does not guarantee that the combination is completely free of risk — there is often limited research on supplements and herbal products, especially around drug interactions.

If you decide to take both, the practical routine is simple: add one new thing at a time and note the date you started it. If the combination is going to disagree with you, it usually shows in the first days to a couple of weeks — and a start date turns “I’ve been feeling off” into something a pharmacist can actually work with. Do not stop a prescribed medicine on your own.

Always talk with your pharmacist or doctor before making changes to your medications or supplements, particularly if you take several medications or have an ongoing health condition.

Cannabinol (cbn) safety at a glance

Cannabinol (cbn) overall Use caution CBN is generally considered mild, but human safety data are limited and product quality varies.
Pregnancy Avoid Cannabis-derived compounds are not considered safe in pregnancy, so avoid CBN.
Breastfeeding Avoid Cannabinoids can pass into breast milk, so avoid CBN while breastfeeding.

Safety guidance is general; always confirm with your pharmacist or doctor for your situation.

Still wondering about combining Loteprednol Etabonate and Cannabinol (cbn)? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
Keep it in perspective

Cannabinol (cbn) Does Interact With Other Medications

Cannabinol (cbn) has 389 moderate known drug interactions in our database — Loteprednol Etabonate isn’t one of them. If you take anything else, check it against the full list below.

Moderate 389 No known interaction 2,441 (incl. Loteprednol Etabonate)
Taking anything else?

Check Another of Your Medications Against Cannabinol (cbn)

Covers the 2,830 medications we’ve checked against Cannabinol (cbn). Pick one to open its full report.

What to actually watch for

No Interaction Found — But Data Suggests Cannabinol (cbn) and Loteprednol Etabonate May Share a Side Effect

This is not an interaction. Neither one changes how your body handles the other, and nothing here says they react together. What our sources do show is that each has separately been linked to the effects below — so taking both can make those effects more likely to turn up, and harder to pin on one or the other if they do.

  • Headache reported in 5.3% of FDA reports for Loteprednol Etabonate Additional detail

    Cannabinol (cbn)

    “Orally, cannabinol may cause headache and somnolence.”

    Cannabinol (cbn) · Natural Medicines adverse-effect record, reported in cluster headache.

    1 source cited
    1. 113055. Bonn-Miller MO, Feldner MT, Bynion TM, Eglit GML, Brunstetter M, Kalaba M, Zvorsky I, Peters EN, Hennesy M. A double-blind, randomized, placebo-controlled study of the safety and effects of CBN with and without CBD on sleep quality. Exp Clin Psychopharmac PubMed

    Loteprednol Etabonate

    Listed in the ADVERSE REACTIONS section of the FDA label for Loteprednol Etabonate, and in voluntary FDA adverse-event reports. Read the label on DailyMed ›

Reported for Cannabinol (cbn) but not commonly for Loteprednol Etabonate: drowsiness.

Effects for Loteprednol Etabonate come from the ADVERSE REACTIONS section of its FDA label; effects for Cannabinol (cbn) come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 5,898 voluntary FDA FAERS reports for Loteprednol Etabonate that mention that effect — a reporting proportion, not an incidence rate and not evidence the drug caused it. Wording is matched across sources by our own clinical vocabulary, so treat this as a prompt to pay attention, not a diagnosis.

How much people look this up

Where Cannabinol (cbn) and Loteprednol Etabonate Sit Against Everything Else

Out of every supplement and medication people look up on HelloPharmacist, here is where these two land this week — and which way each has been moving.

Supplement Cannabinol (cbn)
Top half

#606 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Loteprednol Etabonate
Steady interest

#2,457 of 2,830 medications looked up here in the last 7 days

29 days ago today

Position among everything looked up on this site, not a measure of how commonly either one is used or how important it is. A supplement can climb this list because of a news story. It counts every request to the page, automated ones included, and nothing here identifies anyone.

Where does our data come from?
  • Source: the Natural Medicines (TRC Healthcare) clinical database — the evidence-graded professional reference for herb & supplement interactions.
  • Citation library: 103,510 references behind our interaction content, 65,311 of them resolved to verified PubMed/DOI sources. See every Cannabinol (cbn) reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Cannabinol (cbn) and Loteprednol Etabonate records this page draws on were last updated July 10, 2026.
  • What “no known interaction” means: no documented interaction in the sources above — not a guarantee of safety. Supplements are studied far less than prescription drugs, so we say exactly what the evidence supports, and nothing more.
Data structure & sourcing designed and verified by .
Supplement

About Cannabinol (cbn)

What is Cannabinol (cbn)?

  • Sleep support
  • Relaxation
  • Pain or discomfort
  • Appetite-related concerns

Cannabinol (CBN) is a minor cannabinoid found in the cannabis plant, often marketed as a 'sleep' aid, but solid human research is very limited. Because it comes from cannabis and product quality varies widely, talk with your pharmacist or doctor before trying it, and avoid it during pregnancy and breastfeeding.

Cannabaceae · Aged cannabis flower and resin (where THC degrades into CBN) · Oils and tinctures, gummies, capsules, vape products, topicals

An interaction check asks whether these two react with each other — it does not ask whether Cannabinol (cbn) is a good idea for someone in your situation. Here is what our Cannabinol (cbn) record says about it on its own.

Cannabinol (cbn): dosing

There is no established, standardized dose for CBN. Research is too limited to recommend a specific milligram amount, and products vary widely in strength and quality.If you choose to try a CBN product, follow the directions on the label and start with the lowest amount.

From our Cannabinol (cbn) monograph — the full record covers uses, side effects and every documented interaction.

Read the full Cannabinol (cbn) monograph & all interactions
Medication

About Loteprednol Ophthalmic

What Is Loteprednol Ophthalmic Used For?

Brand names: Inveltys, Lotemax SM, Eysuvis

Loteprednol ophthalmic suspension is used to treat steroid-responsive inflammatory conditions of the eye, including allergic conjunctivitis, iritis (inflammation inside the eye), cyclitis, superficial punctate keratitis, herpes zoster keratitis, acne rosacea affecting the eye, and certain types of infectious conjunctivitis — when reducing swelling and inflammation is important enough to accept the risks of steroid use.

Loteprednol ophthalmic suspension is also used to treat inflammation after eye surgery. Eysuvis (loteprednol etabonate ophthalmic suspension) is specifically indicated for short-term use of up to two weeks for these inflammatory conditions.

Most-Reported Side Effects for Loteprednol Etabonate

From FAERS, the FDA’s public side-effect reporting system (5,898 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Eye pain 775 reports
Eye irritation 672 reports
Vision blurred 443 reports
Ocular hyperaemia 404 reports
Headache 312 reports
See full Loteprednol Ophthalmic drug information
Keep checking

Other Drugs & Cannabinol (cbn)

Browse every other medication we’ve checked against Cannabinol (cbn) — both the ones with a known interaction and the ones without. Select any drug for the full detail.

0Major
389Moderate
0Minor
2,440No known interaction
389 Moderate 2,440 No interaction
Moderate

389 interactions

Showing 60 of 389 moderate interactions — see all 389 on the Cannabinol (cbn) page.

No interaction 2,440 drugs checked — show the list

We also checked Cannabinol (cbn) against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,440 medications checked with no known interaction — see the full Cannabinol (cbn) list.

See the full Cannabinol (cbn) interactions page
See every supplement checked against Loteprednol Etabonate, ranked by severity
Evidence & sources

Cannabinol (cbn) References

The 3 references that drive our Cannabinol (cbn) monograph and interaction data, from the evidence-graded Natural Medicines (TRC Healthcare) database. Citations with a link open the study on PubMed or the publisher’s site.

  1. Watanabe K, Yamaori S, Funahashi T, Kimura T, Yamamoto I. Cytochrome P450 enzymes involved in the metabolism of tetrahydrocannabinols and cannabinol by human hepatic microsomes. Life Sci. 2007;80(15):1415-9. PubMed
  2. Nasrin S, Watson CJW, Perez-Paramo YX, Lazarus P. Cannabinoid Metabolites as Inhibitors of Major Hepatic CYP450 Enzymes, with Implications for Cannabis-Drug Interactions. Drug Metab Dispos 2021;49(12):1070-1080. PubMed
  3. Bonn-Miller MO, Feldner MT, Bynion TM, Eglit GML, Brunstetter M, Kalaba M, Zvorsky I, Peters EN, Hennesy M. A double-blind, randomized, placebo-controlled study of the safety and effects of CBN with and without CBD on sleep quality. Exp Clin Psychopharmac PubMed

Medication overviews come from MedlinePlus (NIH); supplement label data from the NIH Dietary Supplement Label Database. Content is written and reviewed by licensed HelloPharmacist pharmacists — see our data sources and editorial standards.

Pharmacist Counseling Corner

Taking Cannabinol (cbn) and Loteprednol Etabonate Together: Common Questions

Is it safe to take Cannabinol (cbn) with Loteprednol Etabonate?
We do not list a known interaction between Cannabinol (cbn) and Loteprednol Etabonate. That does not guarantee the combination is risk-free, so confirm with your pharmacist or doctor — especially if you take other medications or have a health condition.
Do Cannabinol (cbn) and Loteprednol Etabonate have any of the same side effects?
Yes — our sources link each of them separately to one of the same effects. That is not an interaction: neither changes how your body handles the other. It does mean that if one of those effects turns up, it can be harder to tell which one is behind it. They are listed on this page with the source behind each.
Does Cannabinol (cbn) interact with any other medications?
Yes. Cannabinol (cbn) has 389 documented drug interactions in our database — Loteprednol Etabonate is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.

Written and reviewed by the HelloPharmacist editorial staff. Our editorial policy

Where next

Keep Exploring

Cannabinol (cbn) monograph Uses, safety profile, and every drug interaction in one place Loteprednol Ophthalmic drug information The full plain-English guide to this medication Loteprednol Etabonate supplement interactions Every supplement checked against Loteprednol Etabonate, ranked by severity Supplement interaction checker Check any supplement or product against your medications Browse medications A–Z Every drug we’ve checked against herbs & supplements References The 3 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

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This information is for education only and is not a substitute for professional medical advice. Always check with your pharmacist or doctor before starting, stopping, or combining supplements and medications.