Digitoxin is a cardiac glycoside derived from the digitalis plant. It is used to treat Congestive heart failure and Atrial dysrhythmias. Digitoxin levels are monitored to assure adequate therapeutic levels are achieved and to avoid toxicity.
Sample by 7th of the month; Report after 2â3 weeks
Therapeutic Drug Monitoring
Ideal sampling time: just before the next dose is due at steady state. Duly filled Test Send Out Consent Form (Form 35) is mandatory.
2 mL (1 mL min.) serum from 1 Red Top (No Additive) tube. Do not use SST gel barrier tubes. Separate serum from cells immediately. Ship refrigerated or frozen. Ideal sampling time: just before the next dose is due at steady state. Duly filled Test Send Out Consent Form (Form 35) is mandatory.