This medicine is used for the following purposes:
Brand Name(s): Isochron, IsoDitrate
Generic Name: Isosorbide Dinitrate
Instructions
Swallow the medicine without crushing or chewing it.
This medicine will work best if you take it at about the same time every day.
Space doses evenly to keep a steady amount of medicine in the body.
Store at room temperature away from heat, light, and moisture. Do not keep in the bathroom.
If this medicine is used twice a day, wait at least 6 to 7 hours after the first dose before using the second dose.
It is important that you keep taking each dose of this medicine on time even if you are feeling well.
If you forget to take a dose on time, take it as soon as you remember. If it is less than 6 hours to the next dose, do not take the missed dose. Return to your normal dosing schedule. Do not take 2 doses of this medicine at one time.
Drug interactions can change how medicines work or increase risk for side effects. Tell your health care providers about all medicines taken. Include prescription and over-the-counter medicines, vitamins, and herbal medicines. Speak with your doctor or pharmacist before starting or stopping any medicine.
Tell your doctor if symptoms do not get better or if they get worse.
If you need to stop this medicine, your doctor may wish to gradually reduce the dosage before stopping.
Keep all appointments for medical exams and tests while on this medicine.
Cautions
Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.
Do not use the medication any more than instructed.
This medicine may cause dizziness or fainting. Do not stand or sit up quickly.
Your ability to stay alert or to react quickly may be impaired by this medicine. Do not drive or operate machinery until you know how this medicine will affect you.
If you drink alcohol regularly, please speak with your doctor.
Tell the doctor or pharmacist if you are pregnant, planning to be pregnant, or breastfeeding.
Do not take this medicine with other medicines called PDE5 inhibitors (Viagra, Levitra, Cialis). Your doctor will let you know if it is safe for you to do so.
Always carry an ID card or wear a medical alert bracelet indicating your medical condition.
Do not share this medicine with anyone who has not been prescribed this medicine.
Side Effects
The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.
- dizziness
- headaches
- nausea
Call your doctor or get medical help right away if you notice any of these more serious side effects:
- fainting
- fast or irregular heart beats
A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.
Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.
IMPORTANT NOTE: This document tells you briefly how to take your medicine, but it does not tell you all there is to know about it. Your doctor or pharmacist may give you other documents about your medicine. Please talk to them if you have any questions. Always follow their advice.
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Conditions of Use: The information in this database is intended to supplement, not substitute for the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment. The display and use of this drug information is subject to express Terms of Use.