Alendronate (Fosamax) and Ketamine Therapy | Tovani Health
Fosamax (Alendronate) — Oral bisphosphonate (osteoporosis)
Verdict at Tovani Health
Fully compatible with KAP.
Alendronate and ketamine have no clinically significant interaction. The well-known alendronate ritual (take first thing in the morning with full glass of water, stay upright for 30 minutes, no food or other meds for 30 minutes) is intrinsic to the medication's GI safety profile and unchanged by KAP.
If you take Fosamax 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 Fosamax interacts with ketamine
Alendronate is a nitrogen-containing bisphosphonate that inhibits osteoclast bone resorption. Poor oral bioavailability (~0.7%) and renal clearance. No CYP interactions.
What we do at intake
Continue your weekly or daily routine.
Bottom line
Alendronate and ketamine have no clinically significant interaction. The well-known alendronate ritual (take first thing in the morning with full glass of water, stay upright for 30 minutes, no food or other meds for 30 minutes) is intrinsic to the medication's GI safety profile and unchanged by KAP.
Ready to find out if at-home ketamine fits your situation?
We’ll note that you’re on Fosamax (Alendronate) 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 19, 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.