SAFE — No Known Interaction
🟢 SAFE — Lisdexamfetamine and Metformin can be taken together safely.
Evidence level: MODERATE
Lisdexamfetamine and Metformin are safe to take together. No adverse interactions have been reported in medical literature.
No clinically significant interaction between Lisdexamfetamine and Metformin has been identified in FDA drug labeling or major drug interaction databases.
No documented interaction between Lisdexamfetamine and Metformin. Your pharmacist checks for interactions every time you fill a prescription. If you experience any new symptoms after starting Metformin, let your doctor know — they can help determine if it's related to your medication combination.
Take Lisdexamfetamine in the morning — stimulants should be taken early to avoid insomnia. Metformin can be taken at a separate time. Extended-release formulations should be swallowed whole, never crushed. Monitor heart rate and appetite.
Higher risk for: elderly, those with renal impairment, irregular meal schedules, concurrent alcohol use, recent dose changes, history of hypoglycemic episodes, or those on insulin plus oral hypoglycemics.
Monitor blood sugar closely when combining Lisdexamfetamine with Metformin. Watch for signs of low blood sugar (hypoglycemia): shakiness, sweating, rapid heartbeat, hunger, dizziness, irritability, confusion, or blurred vision. Also monitor for high blood sugar: increased thirst, frequent urination, fatigue, or fruity-smelling breath. Keep fast-acting glucose (juice, glucose tablets) readily available. When to seek emergency help: Severe confusion, loss of consciousness, seizures, or blood sugar below 54 mg/dL that does not respond to treatment. Inform your prescriber about all medications to adjust diabetes medication doses if needed.
No urgent need to discuss, but always keep your doctor informed of your full supplement and medication list. An up-to-date list helps them make the best treatment decisions.
These medications are safe to take together at standard doses. Continue taking as prescribed and keep your pharmacist informed of your complete medication list.
Lisdexamfetamine and Metformin are safe to take together. No adverse interactions have been reported in medical literature.
Take Lisdexamfetamine in the morning — stimulants should be taken early to avoid insomnia. Metformin can be taken at a separate time. Extended-release formulations should be swallowed whole, never crushed. Monitor heart rate and appetite.
Monitor blood sugar closely when combining Lisdexamfetamine with Metformin. Watch for signs of low blood sugar (hypoglycemia): shakiness, sweating, rapid heartbeat, hunger, dizziness, irritability, confusion, or blurred vision. Also monitor for high blood sugar: increased thirst, frequent urination, fatigue, or fruity-smelling breath. Keep fast-acting glucose (juice, glucose tablets) readily available. When to seek emergency help: Severe confusion, loss of consciousness, seizures, or blood sugar below 54 mg/dL that does not respond to treatment. Inform your prescriber about all medications to adjust diabetes medication doses if needed.
These medications are safe to take together at standard doses. Continue taking as prescribed and keep your pharmacist informed of your complete medication list.
No urgent need to discuss, but always keep your doctor informed of your full supplement and medication list. An up-to-date list helps them make the best treatment decisions.
Or browse the full interaction database (121,000+ pairs).