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Isosorbide Dinitrate

Isosorbide Dinitrate Side Effects

Christina Aungst, PharmDAlyssa Billingsley, PharmD
Reviewed by Christina Aungst, PharmD, Alyssa Billingsley, PharmD
Last reviewed on October 26, 2020

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

  • Headache
  • Dizziness

Less Common Side Effects

  • Low blood pressure
  • Fainting

Isosorbide Dinitrate serious side effects

Contact your healthcare provider immediately if you experience any of the following.

  • Feeling like you are going to pass out, especially when standing
  • Slowed or irregular heartbeat
  • Blurred vision or changes in vision
  • Confusion

Source: DailyMed

The following Isosorbide Dinitrate side effects have also been reported

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur:

Rare

Bluish-colored lips, fingernails, or palms

dark urine

difficulty with breathing

dizziness or lightheadedness

fever

headache

pale skin

rapid heart rate

sore throat

unusual bleeding or bruising

unusual tiredness or weakness

Incidence not known

Arm, back, or jaw pain

blurred vision

chest pain or discomfort

chest tightness or heaviness

confusion

dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position

fainting

fast or irregular heartbeat

sweating

Get emergency help immediately if any of the following symptoms of overdose occur:

Symptoms of overdose

Blurred or loss of vision

bulging soft spot on the head of an infant

change in consciousness

change in the ability to see colors, especially blue or yellow

cold, clammy skin

convulsions

disturbed color perception

double vision

fast, irregular, pounding, or racing heartbeat or pulse

feeling of constant movement of self or surroundings

halos around lights

headache, severe and throbbing

increased sweating

loss of appetite

loss of consciousness

nausea

night blindness

overbright appearance of lights

paralysis

sensation of spinning

slow heartbeat

tunnel vision

vomiting

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

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Why trust our experts?

Christina Aungst, PharmD, is a pharmacy editor for GoodRx. She began writing for GoodRx Health in 2019, transitioning from freelance writer to editor in 2021.
Alyssa Billingsley, PharmD, is the director of pharmacy content for GoodRx. She has over a decade of experience as a pharmacist and has worked in clinical, academic, and administrative roles.

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