Supplement stacks / St Johns Wort + Verapamil
Can You Take St Johns Wort with Verapamil?
St Johns Wort and Verapamil: one interaction flagged, scored 4/10 (medium risk). The count and score come from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice.
Safety at a glance
This score comes from an AI-written analysis of the pair. Our interaction rules check it and can only make it stricter, never milder. Informational only: it can't account for your medications, conditions, or genetics.
What the AI-written analysis says
St. John's Wort may interact with verapamil, potentially affecting its efficacy. Caution is advised, and consultation with a healthcare provider is essential before combining these substances.
Verapamil is a prescription medication. This page describes publicly documented interactions — it can't see your dose, your other prescriptions, or your labs. Discuss any supplement with the prescriber or pharmacist who manages this medication before combining.
Known interactions
Suggestion: Consult healthcare provider before use.
St. John's Wort
From the AI-written analysis.
Generally safe for most individuals; however, it can cause photosensitivity and may interact with various medications.
Typical dosage: 300-900 mg daily, divided into doses.
- Gastrointestinal upset
- Fatigue
- Dry mouth
- Dizziness
- May reduce the effectiveness of certain medications, including verapamil; consult healthcare provider.
- Avoid excessive sun exposure.
Verapamil
From the AI-written analysis.
Generally well-tolerated; monitor for side effects, especially in patients with heart conditions.
Typical dosage: As prescribed or as directed on the label
- Constipation
- Dizziness
- Headache
- Nausea
- Monitor heart rate and blood pressure regularly; consult healthcare provider if experiencing significant side effects.
Timing
St. John's Wort can be taken in the morning, but ensure to space it from verapamil if advised by a healthcare provider.
Recommendations
- Consult with a healthcare provider before starting St. John's Wort while on verapamil.
- Consider alternative mood support supplements that do not interact with verapamil.
Watch out for
- St. John's Wort may reduce the effectiveness of verapamil; consult healthcare provider before use.
Frequently asked questions
Can you take St Johns Wort and Verapamil together?
St Johns Wort and Verapamil: one interaction flagged, scored 4/10 (medium risk). The count and score come from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice.
What score does the St Johns Wort and Verapamil combination get?
The St Johns Wort and Verapamil combination is scored 4/10 (medium risk). The score comes from an AI-written analysis checked against our interaction rules, which can only make it stricter. Not medical advice. Always confirm with a healthcare professional.
When should you take St Johns Wort and Verapamil?
St. John's Wort can be taken in the morning, but ensure to space it from verapamil if advised by a healthcare provider.
What should you watch out for when combining St Johns Wort and Verapamil?
St. John's Wort may reduce the effectiveness of verapamil; consult healthcare provider before use.
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Not medical advice
AI-written analysis generated August 11, 2026, checked by our interaction rules · How our analysis works