Quick Answer. There are several ways to block unwanted phone calls to a landline phone. Calling features can also be used to block incoming calls. If the problem is with telemarketing calls, a phone number can be added to the National Do-Not-Call Registry.
The digoxin dose needed to treat heart conditions is different for different people. Your doctor may do a blood test to make sure you have the right amount of digoxin in your body. This blood test has to be done at least 6 hours after your last dose of digoxin. Tell your doctor when you normally take your digoxin.
Specimen must not be drawn within 6 hours of dosing digoxin for therapeutic drug monitoring. It is not removed significantly by dialysis. Hypokalemia increases toxicity. Digitalis toxicity is not a laboratory diagnosis but a clinical diagnosis.