Follow all directions on your prescription label and read all medication guides or instruction sheets. Your doctor may occasionally change your dose. Use the medicine exactly as directed.
You may receive your first dose in a hospital or clinic setting to quickly treat any serious side effects.
Take venetoclax with food and water, at the same time each day.
Do not crush, chew, or break a venetoclax tablet. Swallow it whole.
If you vomit shortly after taking venetoclax, do not take another tablet. Take your next dose as scheduled the next day.
To prevent certain side effects, drink 6 to 8 glasses of water daily for 2 days before you start taking venetoclax. Also drink 6 to 8 glasses of water on the day you first take venetoclax, and whenever your dose is changed.
You may need frequent medical tests and your cancer treatments may be delayed based on the results.
Do not stop using venetoclax without first asking your doctor.
Store tablets in their original container at room temperature, away from moisture and heat. Do not put venetoclax tablets into a daily pill box.
 Detailed Venetoclax dosage information
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What happens if I miss a dose?
Use the medicine as soon as you can, but skip the missed dose if you are more than 8 hours late for the dose. Do not use two doses at one time.
What happens if I overdose?
Seek emergency medical attention or call the Poison Help line at 1-800-222-1222.
