Ritodrine (Oral Route, Intravenous Route)

Name: Ritodrine (Oral Route, Intravenous Route)

Allergies

Tell your doctor if you have ever had any unusual or allergic reaction to this medicine or any other medicines. Also tell your health care professional if you have any other types of allergies, such as to foods, dyes, preservatives, or animals. For non-prescription products, read the label or package ingredients carefully.

Breastfeeding

There are no adequate studies in women for determining infant risk when using this medication during breastfeeding. Weigh the potential benefits against the potential risks before taking this medication while breastfeeding.

Other Medical Problems

The presence of other medical problems may affect the use of this medicine. Make sure you tell your doctor if you have any other medical problems, especially:

  • Diabetes or
  • High blood pressure (hypertension), uncontrolled, or
  • Migraine headaches (or history of)—May make these conditions worse.
  • Heart or blood vessel disease or
  • Overactive thyroid, uncontrolled—May cause serious side effects on the heart, including irregular heartbeat.

Dosing

The dose of this medicine will be different for different patients. Follow your doctor's orders or the directions on the label. The following information includes only the average doses of this medicine. If your dose is different, do not change it unless your doctor tells you to do so.

The amount of medicine that you take depends on the strength of the medicine. Also, the number of doses you take each day, the time allowed between doses, and the length of time you take the medicine depend on the medical problem for which you are using the medicine.

  • For oral dosage form (extended-release capsules):
    • Adults: In the first twenty-four hours after the doctor stops your intravenous ritodrine, your dose may be as high as 40 milligrams (mg) every eight hours. After that, the dose is usually 40 mg every eight to twelve hours. Your doctor may want you to take oral ritodrine up until it is time for you to deliver your baby or until your 37th week of pregnancy.
  • For oral dosage form (tablets):
    • Adults: In the first twenty-four hours after the doctor stops your intravenous ritodrine, your dose may be as high as 10 milligrams (mg) every two hours. After that, the dose is usually 10 to 20 mg every four to six hours. Your doctor may want you to take oral ritodrine up until it is time for you to deliver your baby or until your 37th week of pregnancy.
  • For injection dosage form:
    • Adults: 50 to 350 micrograms per minute, injected into a vein.

Storage

Store the medicine in a closed container at room temperature, away from heat, moisture, and direct light. Keep from freezing.

Keep out of the reach of children.

Do not keep outdated medicine or medicine no longer needed.

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