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What are contraindications?


A contraindication is a specific case in which a patient should not use a drug, procedure or surgery because these treatments may be dangerous to the patient. You often see medical contraindications of the pharmaceutical industry as contraindications to drugs, but surgical techniques or diagnostic, treatment and care techniques also have contraindications.

1. What are contraindications?


What are contraindications? Contraindication (English name is Contraindication) is any problem such as symptom or medical condition that prevents a patient from performing a specific treatment or type of Medical technique because it could be dangerous to the patient. . For example, a patient with a bleeding disorder has a contraindication to the use of aspirin because aspirin therapy can cause excessive bleeding.
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Contraindications include two types:
Absolute contraindications are cases where the patient absolutely cannot perform treatment or medical techniques due to medical conditions. For example, children should not take aspirin because it can cause Reye's syndrome. Relative contraindications mean that caution should be exercised when administering the drug or medical technique to the patient. Your doctor will consider using it if the benefits outweigh the risks. For example, mammograms for pregnant women are relatively contraindicated due to the risk of X-rays affecting the development of the developing fetus, but doctors will need to perform them as needed to diagnose problems. The disease affects both mother and fetus.
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2. What are some examples of drug contraindications?


Some treatments can cause unwanted or dangerous reactions in people prone to allergies, high blood pressure or pregnancy.
For example, isotretinoin is a drug used to treat acne and this drug is also absolutely contraindicated for pregnant women because it increases the risk of birth defects in the fetus. Some decongestants are contraindicated in people with high blood pressure and should be avoided.
In addition, multiple drugs should not be used together in the same patient. For example, a person who is taking warfarin to thin the blood should not take aspirin because it is also a blood thinner.
To ensure your health safety, before using any medicine, any procedure in the treatment of disease, you should consult your doctor, especially in the following cases: pregnant women , people with hemophilia and some other chronic diseases.
For any questions, you can contact the nationwide Vinmec Health System Hotline for detailed advice, or register for an online examination HERE.
References: medicinenet.com, en.wikipedia.org, medlineplus.gov

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