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Anti-staphylococcal penicillinReviewed May 22, 2026

Dicloxacillin (Dycill) and Ketamine Therapy | Tovani Health

Dycill (Dicloxacillin) (also: Dynapen)Anti-staphylococcal penicillin

Verdict at Tovani Health

Fully compatible with KAP.

Dicloxacillin and ketamine have no clinically significant interaction. Common oral antibiotic for methicillin-susceptible Staph aureus (MSSA) skin infections, cellulitis, and mastitis. Take on an empty stomach for absorption.

If you take Dycill regularly and are considering at-home ketamine therapy, the combination is generally safe at therapeutic doses. This page covers the brief pharmacologic context and what we do at intake.

How Dycill interacts with ketamine

Dicloxacillin inhibits bacterial cell wall synthesis with stability against staphylococcal penicillinases. Renally cleared. No CYP interactions with ketamine.

What we do at intake

Continue your course as prescribed. Take 1 hour before or 2 hours after meals.

Bottom line

Dicloxacillin and ketamine have no clinically significant interaction. Common oral antibiotic for methicillin-susceptible Staph aureus (MSSA) skin infections, cellulitis, and mastitis. Take on an empty stomach for absorption.

Ready to find out if at-home ketamine fits your situation?

We’ll note that you’re on Dycill (Dicloxacillin) at intake. The eligibility check takes 5 minutes and gives you an honest answer about whether at-home ketamine fits your specific situation.

FL and NJ residents only. Benjamin Soffer, DO — Tovani Health.

Clinically reviewed

Reviewed by Benjamin Soffer, DO on May 22, 2026. Dr. Soffer is a board-certified physician (American Board of Internal Medicine) licensed in Florida and New Jersey, prescribing at-home ketamine therapy through Tovani Health.

This page is general information about how this medication interacts with at-home ketamine therapy at Tovani Health. It is not a substitute for medical advice from your prescribing physician about your specific situation. Always discuss medication changes with the doctor who prescribed them.