Are there any specific medications that I should avoid if I am on glyceryl trinitrate?

You should not take sildenafil if you are taking glyceryl trinitrate. Taking these two medicines together can cause an excessive fall in blood pressure, which may even be life-threatening. Along with this, avoid taking other medicines which belong to the same class such as vardenafil and tadalafil.

I noticed that I started to have terrible headaches after taking glyceryl trinitrate. Should I stop?

No, do not stop medication on your own. glyceryl trinitrate may cause headaches during the initial phase of treatment, and this may gradually become less severe and go away as you persist with your treatment. Inform your doctor if the headaches do not go away.

Glyceryl Trinitrate

Uses of Glyceryl Trinitrate

Glyceryl Trinitrate/Nitroglycerin is commonly used in the treatment of Angina, Unstable Angina, Heart Attack, Heart Failure and Anal Fissure.

How Glyceryl Trinitrate Works

Glyceryl Trinitrate/Nitroglycerin is able to relax vascular smooth muscle cells. This will decrease the oxygen demand of the heart and improves the blood flow to the heart. It also reduces the sphincter tone and intra-anal pressure.

Side Effects of Glyceryl Trinitrate

Postural hypotension, Peripheral oedema, Abnormal heart rhythm, Flushing, Dizziness, Headache, Nausea, Vomiting, Weakness, Dry mouth

Information About Glyceryl Trinitrate

Glyceryl Trinitrate is an organic nitrate vasodilator used to treat and prevent angina pectoris and acute heart failure in Singapore. Available as a 300mcg–500mcg sublingual tablet dissolved under the tongue at onset of angina, or as a transdermal patch for prophylaxis, it is HSA-registered and available on prescription only in Singapore. It must never be used within 24–48 hours of PDE5 inhibitors including sildenafil and tadalafil as the combination causes a severe and potentially fatal drop in blood pressure. A valid doctor's consultation is required before dispensing. Order Glyceryl Trinitrate online at DoctorOnCall Singapore with same-day delivery available. Speak to a DoctorOnCall physician today to check if Glyceryl Trinitrate is right for you.

Glyceryl Trinitrate is a medication commonly used to prevent and relieve angina (chest pain) by improving blood flow to the heart. It works by relaxing and widening blood vessels, which reduces the heart’s workload and increases oxygen delivery to the heart muscle. Glyceryl Trinitrate belongs to a class of medications known as nitrates and is widely used in cardiovascular care. Find affordable Glyceryl Trinitrate options from trusted brands at DoctorOnCall.

Conclusion

Consult our doctors online for safe and effective use of Glyceryl Trinitrate tailored to your health needs. Find the best prices for affordable Glyceryl Trinitrate tablets, sprays, patches, and ointments at DoctorOnCall Singapore.

Warnings

Kidney Use With Care

Dose adjustment is needed in patients with severe kidney impairment. Please consult your doctor.

Alcohol Not Advisable

Alcohol may accentuate the hypotensive effects caused by Glyceryl Trinitrate. Thus, it is not advisable to consume alcohol during the treatment with Glyceryl Trinitrate.

Pregnancy Not Safe

Animal studies do not show reproductive toxicities but there are limited data on the use of Glyceryl Trinitrate in pregnant women. Thus, it is only advisable to be used when benefits to the mother are greater than the risk imposed on the fetus. Please consult your doctor.

Driving Not advisable

Do not drive unless you are feeling well. Glyceryl Trinitrate may cause side effects such as dizziness which could affect your ability to concentrate and drive.

Liver Use With Care

Dose adjustment is needed in patients with severe liver impairment. Please consult your doctor.

Lactation Not Advisable

Excretion of Glyceryl Trinitrate is unknown in human breast milk and risk to breastfed infants cannot be excluded. Thus, it is only advisable to be used when benefits to the mother are greater than the risk imposed on the fetus. Please consult your doctor.

Frequently Asked Questions

Written by

Dr. Adeline Carol Peters, Bachelor of Medicine and Bachelor of Surgery (MBBS) — Manipal Academy of Higher Education (MAHE)

Reviewed by

Dr. Mohd Izzat Amir Bin Awang, Doctor of Medicine (MD), University of Mansoura - Manchester