Follow the package directions for your specific Metamucil product
Start with a small dose if you are new to fiber supplements
Mix the powder with the recommended amount of water or other approved liquid
Stir well and drink it right away
Drink an extra full glass of water after taking it
Take it once daily at first, then increase only if needed and directed
Take it at the same time each day
Separate it from other medicines by at least 2 hours
Do not take it dry
Do not take it if you have trouble swallowing unless a clinician says it is safe
Stop use and seek medical advice if constipation lasts more than 7 days
Seek medical advice if you have severe abdominal pain, vomiting, or rectal bleeding