Drug & supplement interaction

Collagen Type Ii (native) + Lidocaine

Lidocaine brand names: Xylocaine, Dilocaine, Lidoject-1, Xylocaine MPF, Nervocaine, and others.

No Known Interaction
Medically reviewed by · Updated July 2026 · Pair last verified Sep 20, 2026
The bottom line No known interaction

We found no known interaction between Collagen Type Ii (native) and Lidocaine 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

Collagen Type Ii (native) and Lidocaine

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 Lidocaine and Collagen Type Ii (native) 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.

Worth understanding: our licensed dataset holds no drug-interaction record for Collagen Type Ii (native) at all — not against Lidocaine, and not against any other medication we track. This verdict therefore rests on the absence of any recorded data, not on research that looked at this combination and found nothing. We cannot rule an interaction out.

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.

Collagen Type Ii (native) safety at a glance

Collagen Type Ii (... overall Use caution Generally well tolerated in studies, but long-term safety data are limited.
Pregnancy Avoid Not enough safety information, so it is best avoided during pregnancy.
Breastfeeding Avoid Not enough safety information, so it is best avoided while breastfeeding.

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

Still wondering about combining Lidocaine and Collagen Type Ii (native)? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
What to actually watch for

No Interaction Found — But Data Suggests Collagen Type Ii (native) and Lidocaine May Share Several of the Same Side Effects

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.

  • Itching / A skin rash Additional detail

    Collagen Type Ii (native)

    “Orally, collagen type II might cause itching. In two cases, the itching was associated with skin eruption.”

    Collagen Type Ii (native) · Natural Medicines adverse-effect record, reported in pruritus.

    3 sources cited
    1. 44451. Zhang, L. L., Wei, W., Xiao, F., Xu, J. H., Bao, C. D., Ni, L. Q., and Li, X. F. A randomized, double-blind, multicenter, controlled clinical trial of chicken type II collagen in patients with rheumatoid arthritis. Arthritis Rheum 7-15-2008;59(7):905-910 PubMed
    2. 101717. Wei W, Zhang LL, Xu JH, et al. A multicenter, double-blind, randomized, controlled phase III clinical trial of chicken type II collagen in rheumatoid arthritis. Arthritis Res Ther. 2009;11(6):R180. PubMed
    3. 101719. Thompson DJ, Barron KS, Whitcup SM, Robinson MR. The safety and efficacy of chicken type II collagen on uveitis associated with juvenile rheumatoid arthritis. Ocul Immunol Inflamm. 2002;10(2):83-91. PubMed

    Lidocaine

    Listed in the ADVERSE REACTIONS section of the FDA label for Lidocaine. Read the label on DailyMed ›

  • Swelling Additional detail

    Collagen Type Ii (native)

    “Orally, edema occurred in two patients taking collagen type II in clinical research.”

    Collagen Type Ii (native) · Natural Medicines adverse-effect record, reported in pregnancy-related edema.

    1 source cited
    1. 101717. Wei W, Zhang LL, Xu JH, et al. A multicenter, double-blind, randomized, controlled phase III clinical trial of chicken type II collagen in rheumatoid arthritis. Arthritis Res Ther. 2009;11(6):R180. PubMed

    Lidocaine

    Listed in the ADVERSE REACTIONS section of the FDA label for Lidocaine. Read the label on DailyMed ›

  • Dizziness / Headache reported in 4.6% of FDA reports for Lidocaine Additional detail

    Collagen Type Ii (native)

    “Orally, headache, dizziness, and insomnia have been reported for patients taking collagen type II in clinical studies, but these events are uncommon.”

    Collagen Type Ii (native) · Natural Medicines adverse-effect record, reported in cluster headache.

    4 sources cited
    1. 44451. Zhang, L. L., Wei, W., Xiao, F., Xu, J. H., Bao, C. D., Ni, L. Q., and Li, X. F. A randomized, double-blind, multicenter, controlled clinical trial of chicken type II collagen in patients with rheumatoid arthritis. Arthritis Rheum 7-15-2008;59(7):905-910 PubMed
    2. 97238. Crowley DC, Lau FC, Sharma P, Evans M, Guthrie N, Bagchi M, et al Safety and efficacy of undenatured type II collagen in the treatment of osteoarthritis of the knee: a clinical trial. Int J Med Sci. 2009 Oct 9;6(6):312-21. PubMed
    3. 97239. Lugo JP, Saiyed ZM, Lane NE. Efficacy and tolerability of an undenatured type II collagen supplement in modulating knee osteoarthritis symptoms: a multicenter randomized, double-blind, placebo-controlled study.Nutr J. 2016;15:14. doi: 10.1186/s12937-016-0 PubMed
    4. 101717. Wei W, Zhang LL, Xu JH, et al. A multicenter, double-blind, randomized, controlled phase III clinical trial of chicken type II collagen in rheumatoid arthritis. Arthritis Res Ther. 2009;11(6):R180. PubMed

    Lidocaine

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

  • Nausea / Vomiting reported in 5.2% of FDA reports for Lidocaine Additional detail

    Collagen Type Ii (native)

    “Orally, the most common adverse effects of collagen type II reported in clinical studies are gastrointestinal and include constipation, nausea, vomiting, and abdominal pain. These occurred in up to 7% of patients taking collagen type II. Anorexia was also reported, but this was much less common.”

    Collagen Type Ii (native) · Natural Medicines adverse-effect record, reported in anorexia.

    1 source cited
    1. 44451. Zhang, L. L., Wei, W., Xiao, F., Xu, J. H., Bao, C. D., Ni, L. Q., and Li, X. F. A randomized, double-blind, multicenter, controlled clinical trial of chicken type II collagen in patients with rheumatoid arthritis. Arthritis Rheum 7-15-2008;59(7):905-910 PubMed

    Lidocaine

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

Reported for Collagen Type Ii (native) but not commonly for Lidocaine: stomach pain, constipation, raised blood pressure and reduced appetite.

Effects for Lidocaine come from the ADVERSE REACTIONS section of its FDA label; effects for Collagen Type Ii (native) come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 96,036 voluntary FDA FAERS reports for Lidocaine 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.

Everything else you take

See Every Supplement That Interacts With Lidocaine

This page covers Collagen Type Ii (native) only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Lidocaine page lists 145 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Fever Bark (major), Grapefruit (major), St. John's Wort (major), 1,3-dmaa (moderate) and Acacia Rigidula (moderate).

By severity: 3 major · 111 moderate · 31 minor.

From our pharmacist’s overview on the Lidocaine page

“Lidocaine (Xylocaine) deserves genuine care on this page, and I would learn its three major-rated entries first. Grapefruit and St.”

Reviewed by 2 · Jul 18, 2026

Open the Lidocaine interaction page

How much people look this up

Where Collagen Type Ii (native) and Lidocaine 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 Collagen Type Ii (native)
Steady interest

#1,425 of 1,452 supplements looked up here in the last 7 days

29 days ago today
Medication Lidocaine
Top 25%

#293 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 Collagen Type Ii (native) reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 20, 2026. The Collagen Type Ii (native) and Lidocaine 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 Collagen Type Ii (native)

What is Collagen Type Ii (native)?

  • Osteoarthritis and joint pain
  • Joint comfort and mobility
  • Rheumatoid arthritis
  • Exercise-related joint discomfort
  • Joint support in active adults

Native (undenatured) type II collagen is a protein from cartilage, usually chicken, taken in small amounts to support joints, especially in osteoarthritis. Some early research is promising, but the overall evidence is still limited and not conclusive. It appears generally well tolerated, but talk with your pharmacist or doctor before starting it.

Cartilage (often from chicken sternum); collagen protein isolated from cartilage · Capsules, tablets, powders (often labeled UC-II or 'undenatured type II collagen')

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

Collagen Type Ii (native): dosing

There is no official standardized dose, but native type II collagen is unusual because it is used in very small daily amounts — far smaller than typical collagen peptide powders. The exact amount depends on the specific product.The best approach is to follow the directions on the product label and not assume more is better.

From our Collagen Type Ii (native) monograph — the full record covers uses, side effects and every documented interaction.

Read the full Collagen Type Ii (native) monograph & all interactions
Medication

About Lidocaine Transdermal Patch

What Is Lidocaine Transdermal Patch Used For?

Brand names: Xylocaine, Dilocaine, Lidoject-1, Xylocaine MPF, Nervocaine, Lidoject-2, Duo-Trach Kit, Octocaine, Lidoderm, Ztlido

Lidocaine skin patches are applied directly to the painful area to treat post-herpetic neuralgia (PHN) — the persistent burning or aching nerve pain that can remain after a shingles outbreak.

Lidoderm (lidocaine patch 5%) and ZTlido (lidocaine topical system 1.8%) are both indicated for this use in adults. Note that despite their different strengths, one ZTlido topical system provides equivalent lidocaine exposure to one Lidoderm patch.

Most-Reported Side Effects for Lidocaine

From FAERS, the FDA’s public side-effect reporting system (96,036 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Nausea 4,961 reports
Fatigue 4,867 reports
Headache 4,439 reports
Product quality issue 3,920 reports
Dyspnea 3,658 reports
See full Lidocaine Transdermal Patch drug information
Keep checking

Other Drugs & Collagen Type Ii (native)

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

0Major
0Moderate
0Minor
2,829No known interaction
2,829 No interaction
No interaction 2,829 drugs checked — show the list

We also checked Collagen Type Ii (native) against these medications and found no known interaction in our sources. Open any page to confirm.

Showing the 60 most looked-up of 2,829 medications checked with no known interaction — see the full Collagen Type Ii (native) list.

See the full Collagen Type Ii (native) interactions page
See every supplement checked against Lidocaine, ranked by severity
Evidence & sources

Collagen Type Ii (native) References

The 5 references that drive our Collagen Type Ii (native) 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. Zhang, L. L., Wei, W., Xiao, F., Xu, J. H., Bao, C. D., Ni, L. Q., and Li, X. F. A randomized, double-blind, multicenter, controlled clinical trial of chicken type II collagen in patients with rheumatoid arthritis. Arthritis Rheum 7-15-2008;59(7):905-910 PubMed
  2. Crowley DC, Lau FC, Sharma P, Evans M, Guthrie N, Bagchi M, et al Safety and efficacy of undenatured type II collagen in the treatment of osteoarthritis of the knee: a clinical trial. Int J Med Sci. 2009 Oct 9;6(6):312-21. PubMed
  3. Lugo JP, Saiyed ZM, Lane NE. Efficacy and tolerability of an undenatured type II collagen supplement in modulating knee osteoarthritis symptoms: a multicenter randomized, double-blind, placebo-controlled study.Nutr J. 2016;15:14. doi: 10.1186/s12937-016-0 PubMed
  4. Wei W, Zhang LL, Xu JH, et al. A multicenter, double-blind, randomized, controlled phase III clinical trial of chicken type II collagen in rheumatoid arthritis. Arthritis Res Ther. 2009;11(6):R180. PubMed
  5. Thompson DJ, Barron KS, Whitcup SM, Robinson MR. The safety and efficacy of chicken type II collagen on uveitis associated with juvenile rheumatoid arthritis. Ocul Immunol Inflamm. 2002;10(2):83-91. 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 Collagen Type Ii (native) and Lidocaine Together: Common Questions

Is it safe to take Collagen Type Ii (native) with Lidocaine?
We do not list a known interaction between Collagen Type Ii (native) and Lidocaine. 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 Collagen Type Ii (native) and Lidocaine have any of the same side effects?
Yes — our sources link each of them separately to 7 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 Lidocaine interact with any supplements?
Yes. Lidocaine has documented interactions with 145 supplements in our database — Collagen Type Ii (native) is not one of them. The Lidocaine interaction page linked on this page lists every one, ranked by severity.

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

Where next

Keep Exploring

Collagen Type Ii (native) monograph Uses, safety profile, and every drug interaction in one place Lidocaine Transdermal Patch drug information The full plain-English guide to this medication Lidocaine supplement interactions Every supplement checked against Lidocaine, 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 5 citations behind this page Ask a pharmacist Free, personal answer from our licensed team

Still Have a Question About Lidocaine and Collagen Type Ii (native)?

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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.