Drug & supplement interaction

Maggot Therapy + Acyclovir

Acyclovir brand names: Zovirax, Zovirax Injection, Sitavig, Avaclyr.

No Known Interaction
The bottom line No known interaction

We found no known interaction between Maggot Therapy and Acyclovir 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

Maggot Therapy and Acyclovir

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 Acyclovir and Maggot Therapy in our sources. This does not guarantee that the combination is completely free of risk — research on Maggot Therapy alongside specific medications may be limited.

Maggot Therapy is a treatment rather than something you take. Tell whoever provides it which medicines you use, and ask your prescriber whether it is appropriate for your health and treatment. 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.

Maggot Therapy safety at a glance

Maggot Therapy overall Use caution Generally considered safe when done by trained clinicians with medical-grade larvae, but it must be supervised and is not for home use.
Pregnancy Use caution There is little specific safety data in pregnancy; use only if a clinician decides the benefits outweigh the risks.
Breastfeeding Use caution Applied locally to a wound, but specific safety data while breastfeeding is lacking, so a clinician should decide.

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

Still wondering about combining Acyclovir and Maggot Therapy? Ask Dr. Brian Staiger, PharmD, BCPS directly ›
How we checked

Why No Interaction Is Listed for Acyclovir

Interactions in our licensed database are recorded against drug classes, not just single drug names. Acyclovir is filed under 6 classifications — including organic anion transporter 1 (oat1) substrates, topical drugs, nephrotoxic drugs. Maggot Therapy has documented interactions with 1 drug class — the most serious being ivermectin (stromectol, others) (moderate) — and none of Acyclovir’s classifications are among them.

Classification data comes from our licensed Natural Medicines dataset. A medication can belong to classes beyond those recorded there, so this describes how the check was run — it is not a safety guarantee.

Keep it in perspective

Maggot Therapy Does Interact With Other Medications

Maggot Therapy has 1 moderate known drug interaction in our database — Acyclovir isn’t one of them. If you take anything else, check it against the full list below.

Taking anything else?

Check Another of Your Medications Against Maggot Therapy

Covers the 2,830 medications we’ve checked against Maggot Therapy. Pick one to open its full report.

What to actually watch for

No Interaction Found — But Data Suggests Maggot Therapy and Acyclovir 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 having Maggot Therapy while taking the medicine can make those effects more likely to turn up, and harder to pin on one or the other if they do. 2 of them are worth acting on rather than waiting out — marked below.

  • A higher chance of infection Worth acting on reported in 5.0% of FDA reports for Acyclovir Additional detail

    Maggot Therapy

    “Topically, the use of non-sterile maggots may lead to septicemia. Also, maggot therapy may be associated with fever and flu-like symptoms. A case report describes a 70-year-old male with a large, chronic left temporal wound from invasive cancer who developed bacteremia due to Wohlfahrtiimonas chitiniclastica after maggot therapy. The infection was treated successfully with levofloxacin.”

    Maggot Therapy · Natural Medicines adverse-effect record, reported in cancer.

    4 sources cited
    1. 27986. Nuesch R, Rahm G, Rudin W, et al. Clustering of bloodstream infections during maggot debridement therapy using contaminated larvae of Protophormia terraenovae. Infection 2002;30(5):306-9. PubMed
    2. 27995. Hall S. A review of maggot debridement therapy to treat chronic wounds. Br J Nurs 2010;19(15):S26, S28-S26, S31. PubMed
    3. 108490. Bueide P, Hunt J, Bande D, Guerrero DM. Maggot wound therapy associated with Wohlfahrtiimonas chitiniclastica blood infection. Cureus. 2021 Jan 4;13(1):e12471. PubMed
    4. 27990. Courtenay M, Church JC, Ryan TJ. Larva therapy in wound management. J R Soc Med 2000;93(2):72-4. PubMed

    Acyclovir

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

  • Bleeding or bruising Worth acting on Additional detail

    Maggot Therapy

    “Topically, maggot therapy may cause bleeding.”

    Maggot Therapy · Natural Medicines adverse-effect record, reported in bleeding.

    4 sources cited
    1. 27987. Steenvoorde P, Oskam J. Bleeding complications in patients treated with maggot debridement therapy. Int J Low Extrem Wounds 2005;4(1):57-8.
    2. 27988. Church JC. Re: Bleeding complications in patients treated with maggot debridement therapy, Steenvoorde P and Oskam J, IJLEW 2005;4(1):57-58. Int J Low Extrem Wounds 2005;4(1):59.
    3. 27989. Steenvoorde P, van Doorn LP. Maggot debridement therapy: serious bleeding can occur: report of a case. J Wound Ostomy Continence Nurs 2008;35(4):412-4. PubMed
    4. 27990. Courtenay M, Church JC, Ryan TJ. Larva therapy in wound management. J R Soc Med 2000;93(2):72-4. PubMed

    Acyclovir

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

Reported for Maggot Therapy but not commonly for Acyclovir: anxiety or restlessness and fever.

Effects for Acyclovir come from the ADVERSE REACTIONS section of its FDA label; effects for Maggot Therapy come from the Natural Medicines adverse-effect record, quoted above. Where a percentage is shown, it is the share of 114,761 voluntary FDA FAERS reports for Acyclovir 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.

From our Q&A

Questions About Maggot Therapy or Acyclovir

These are real questions from readers, answered by the pharmacists at HelloPharmacist — written by a person, not generated from a database. Each one covers Maggot Therapy or Acyclovir, not necessarily both, but if one is close to what you were about to ask it will usually go further than a database entry can:

Not quite your question? Ask our pharmacists directly — it is free, there is no account required, and answers usually come back within 24 hours.

Everything else you take

See Every Supplement That Interacts With Acyclovir

This page covers Maggot Therapy only. If you take other supplements — a multivitamin, a sleep aid, something for joints — the Acyclovir page lists 37 supplements it has a documented interaction with, worst first, each one explained.

The most serious there right now: Activated Charcoal (major), Asarabacca (major), Siberian Cocklebur (major), African Wild Potato (moderate) and Aristolochia (moderate).

By severity: 3 major · 23 moderate · 11 minor.

From our pharmacist’s overview on the Acyclovir page

“Kidney strain is the risk to understand first. Acyclovir (Zovirax) can stress the kidneys on its own, and a few ingredients here, Siberian cocklebur especially, are toxic to kidney tissue, so pairing them could compound the harm.”

Reviewed by 2 · Jul 18, 2026

Open the Acyclovir interaction page

How much people look this up

Where Maggot Therapy and Acyclovir 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 Maggot Therapy
Top half

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

29 days ago today
Medication Acyclovir
Top 5%

#59 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 Maggot Therapy reference on this page ↓
  • Freshness: we automatically re-check this combination every week — this pair was last verified September 13, 2026. The Maggot Therapy and Acyclovir 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 .
Treatment approach

About Maggot Therapy

What is Maggot Therapy?

  • Cleaning (debriding) dead tissue from chronic wounds
  • Diabetic foot ulcers
  • Pressure sores (bedsores)
  • Leg ulcers (venous or arterial)
  • Infected or non-healing surgical wounds
  • Wounds that have not responded to standard care

Maggot therapy (also called maggot debridement therapy or larval therapy) is a medical treatment in which sterile, medical-grade fly larvae are placed on a wound to remove dead tissue and help cleaning. It is a prescription, clinician-applied therapy — not a dietary supplement or herb — and should only be done under professional supervision. It can be useful for certain hard-to-heal wounds, but it is not a do-it-yourself treatment.

Live, medical-grade fly larvae (most often Lucilia sericata, the green bottle blowfly) · Free-range (loose) larvae applied to wounds, or larvae contained in sealed mesh 'biobags' or pouches

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

Maggot Therapy: dosing

There is no 'dose' in the way there is for a supplement. The number of larvae used depends on the size and type of the wound, and this is determined by the clinician applying the treatment.Typically, larvae are left on the wound for around a couple of days before being removed, and the treatment may be repeated over several cycles if needed. The exact schedule is decided case by case.Because this is a clinician-applied medical procedure, you should follow the instructions of your wound-care team and never apply maggots yourself.

From our Maggot Therapy monograph — the full record covers uses, side effects and every documented interaction.

Read the full Maggot Therapy monograph & all interactions
Medication

About Acyclovir

What Is Acyclovir Used For?

Brand names: Zovirax, Zovirax Injection, Sitavig, Avaclyr

Acyclovir treats infections caused by herpes viruses. Depending on the form, it is used for cold sores (herpes labialis), genital herpes (initial episodes and recurrent flare-ups), shingles (herpes zoster), and chickenpox (varicella). It can also be used long-term to suppress recurrent genital herpes outbreaks.

Some forms are approved for more serious situations: acyclovir injection is used in hospital settings for herpes simplex encephalitis (herpes infection of the brain), neonatal herpes (in newborns), and herpes or shingles infections in immunocompromised patients. Avaclyr ophthalmic ointment is specifically indicated for acute herpetic keratitis (a herpes ulcer on the cornea of the eye). Sitavig buccal tablet and Zovirax cream are specifically indicated for recurrent cold sores in immunocompetent adults.

Most-Reported Side Effects for Acyclovir

From FAERS, the FDA’s public side-effect reporting system (114,761 reports, all brands). Reports are voluntary and are not proof the drug caused the effect.

Fatigue 8,029 reports
Diarrhea 7,348 reports
Pneumonia 5,700 reports
Nausea 5,643 reports
Fever 4,989 reports
See full Acyclovir drug information
Keep checking

Other Drugs & Maggot Therapy

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

0Major
1Moderate
0Minor
2,828No known interaction
Moderate

1 interaction

No interaction 2,828 drugs checked — show the list
Evidence & sources

Maggot Therapy References

The 15 references that drive our Maggot Therapy 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. Thomas S, Jones M, Wynn K, Fowler T. The current status of maggot therapy in wound healing. Br J Nurs 2001;10(22 Suppl):S5-8, S10, S12. PubMed
  2. Wollina U, Liebold K, Schmidt WD, et al. Biosurgery supports granulation and debridement in chronic wounds--clinical data and remittance spectroscopy measurement. Int J Dermatol 2002;41(10):635-39. PubMed
  3. Nuesch R, Rahm G, Rudin W, et al. Clustering of bloodstream infections during maggot debridement therapy using contaminated larvae of Protophormia terraenovae. Infection 2002;30(5):306-9. PubMed
  4. Steenvoorde P, Oskam J. Bleeding complications in patients treated with maggot debridement therapy. Int J Low Extrem Wounds 2005;4(1):57-8.
  5. Church JC. Re: Bleeding complications in patients treated with maggot debridement therapy, Steenvoorde P and Oskam J, IJLEW 2005;4(1):57-58. Int J Low Extrem Wounds 2005;4(1):59.
  6. Steenvoorde P, van Doorn LP. Maggot debridement therapy: serious bleeding can occur: report of a case. J Wound Ostomy Continence Nurs 2008;35(4):412-4. PubMed
  7. Courtenay M, Church JC, Ryan TJ. Larva therapy in wound management. J R Soc Med 2000;93(2):72-4. PubMed
  8. Sherman RA, Sherman J, Gilead L, et al. Maggot debridement therapy in outpatients. Arch Phys Med Rehabil 2001;82(9):1226-9.
  9. Steenvoorde P, Budding T, Oskam J. Determining pain levels in patients treated with maggot debridement therapy. J Wound Care 2005;14(10):485-8. PubMed
  10. Sherman RA, Shimoda KJ. Presurgical maggot debridement of soft tissue wounds is associated with decreased rates of postoperative infection. Clin Infect Dis 2004;39(7):1067-70. PubMed
  11. Sherman RA. Maggot therapy for treating diabetic foot ulcers unresponsive to conventional therapy. Diabetes Care 2003;26(2):446-51. PubMed
  12. Hall S. A review of maggot debridement therapy to treat chronic wounds. Br J Nurs 2010;19(15):S26, S28-S26, S31. PubMed
  13. Sherman RA. Maggot versus conservative debridement therapy for the treatment of pressure ulcers. Wound Repair Regen 2002;10(4):208-14. PubMed
  14. Amin AM. In vitro effect of ivermectin on the larvae of Lucilia sericata meigen in Saudi Arabia. J Egypt Soc Parasitol 1998;28(1):53-8.
  15. Bueide P, Hunt J, Bande D, Guerrero DM. Maggot wound therapy associated with Wohlfahrtiimonas chitiniclastica blood infection. Cureus. 2021 Jan 4;13(1):e12471. 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

Having Maggot Therapy While Taking Acyclovir: Common Questions

Is it safe to have Maggot Therapy while taking Acyclovir?
We do not list a known interaction between Maggot Therapy and Acyclovir. 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 Maggot Therapy and Acyclovir have any of the same side effects?
Yes — our sources link each of them separately to 2 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.
How was the Maggot Therapy and Acyclovir combination checked?
Interactions in our licensed database are recorded against drug classes. Acyclovir is filed under 6 classifications, and Maggot Therapy has documented interactions with 1 drug class — none of Acyclovir's classifications are among them. A medication can belong to classes beyond those recorded in our dataset, so this describes how the check was run rather than guaranteeing safety.
Does Maggot Therapy interact with any other medications?
Yes. Maggot Therapy has 1 documented drug interaction in our database — Acyclovir is simply not one of them. If you take anything else, it is worth checking each one; they are all listed on this page.
Does Acyclovir interact with any supplements?
Yes. Acyclovir has documented interactions with 37 supplements in our database — Maggot Therapy is not one of them. The Acyclovir interaction page linked on this page lists every one, ranked by severity.

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

Still Have a Question About Acyclovir and Maggot Therapy?

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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.