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
- Tingling or prickling sensation
Less Common Side Effects
- Dizziness or feel like the room is spinning
- Weakness
- Abnormal heart rate
- Fainting
- Allergic reaction (especially if have had a previous allergy to nitroglycerin, nitrates, or nitrites)
Source: DailyMed
The following Gonitro side effects have also been reported
Side effects that you should report to your care team as soon as possible:
- Allergic reactions—skin rash, itching, hives, swelling of the face, lips, tongue, or throat
- Headache, unusual weakness or fatigue, shortness of breath, nausea, vomiting, rapid heartbeat, blue skin or lips, which may be signs of methemoglobinemia
- Increased pressure around the brain—severe headache, blurry vision, change in vision, nausea, vomiting
- Low blood pressure—dizziness, feeling faint or lightheaded, blurry vision
- Slow heartbeat—dizziness, feeling faint or lightheaded, confusion, trouble breathing, unusual weakness or fatigue
- Worsening chest pain (angina)—pain, pressure, or tightness in the chest, neck, back, or arms
Side effects that usually do not require medical attention (report to your care team if they continue or are bothersome):
- Dizziness
- Flushing
- Headache
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