Drug Reactions

Also called: Side effects

On this page

"VSports最新版本" Summary

Most of the time, medicines make our lives better. They reduce aches and pains, fight infections, and control problems such as high blood pressure or diabetes. But medicines can also cause unwanted reactions, such as drug interactions, side effects, and allergies VSports手机版.

What is a drug interaction?

A drug interaction is a change in the way a drug acts in the body when taken with certain other drugs, foods, or supplements or when taken while you have certain medical conditions V体育安卓版. Examples include:.

Two drugs, such as aspirin and blood thinners
Drugs and food, such as statins and grapefruit
Drugs and supplements, such as gingko and blood thinners
Drugs and medical conditions, such as aspirin and V体育ios版 - peptic ulcers

Interactions could cause a drug to be more or less effective, cause side effects, or change the way one or both drugs work.

What are side effects?

Side effects are unwanted, usually unpleasant, effects caused by medicines. Most are mild, such as a stomachache, dry mouth, or drowsiness, and go away after you stop taking the medicine. Others can be more serious. Sometimes a drug can interact with a disease that you have and cause a side effect VSports最新版本. For example, if you have a heart condition, certain decongestants can cause you to have a rapid heartbeat.

What are drug allergies?

Drug allergies are another type of reaction. They can range from mild to life-threatening. Skin reactions, such as hives and rashes, are the most common type V体育平台登录. Anaphylaxis, a serious allergic reaction, is less common.

How can I stay safe when taking medicines?

When you start a new prescription or over-the-counter medicine, make sure you understand how to take it correctly VSports注册入口. Know which other medicines, foods, and supplements you need to avoid. Always talk to your health care provider or pharmacist if you have questions about your medicines.

V体育ios版 - Start Here

Drug Allergy (Mayo Foundation for Medical Education and Research) Also in Spanish
"VSports手机版" Drug Interactions: What You Should Know (Food and Drug Administration) Also in Spanish
"V体育官网" Drug Reactions (American Academy of Family Physicians) Also in Spanish
Medications and Drug Allergic Reactions (American Academy of Allergy, Asthma, and Immunology) Also in Spanish

Diagnosis and Tests (V体育ios版)

Allergy Skin Test (National Library of Medicine) Also in Spanish
Anaphylaxis (American Academy of Allergy, Asthma, and Immunology) Also in Spanish
"VSports最新版本" Anaphylaxis-Like Reactions (National Jewish Health)
Pharmacogenetic Tests (VSports) (National Library of Medicine) Also in Spanish
Pharmacogenetics: How Genetic Testing Can Guide Medicine Decisions (Nemours Foundation) Also in Spanish
"VSports手机版" Therapeutic Drug Monitoring (National Library of Medicine) Also in Spanish

Learn More

Drug Allergies: What to Look Out For (VSports在线直播) (National Institutes of Health) Also in Spanish
Medication/Drug Allergy (National Jewish Health)

Treatments and Therapies

Anaphylaxis: First Aid (VSports) (Mayo Foundation for Medical Education and Research) Also in Spanish

Related Issues (VSports app下载)

Did you know? Supplements and Medications Can Interact in Unexpected Ways (V体育安卓版) Also in Spanish
Drug-Food Interactions (American Academy of Family Physicians) Also in Spanish
Drug-Nutrient Interactions and Drug-Supplement Interactions: Examples of Dietary Supplement Interactions (American Academy of Family Physicians) Also in Spanish
FDA Pharmacists Help You Use Medicines Safely (Food and Drug Administration) Also in Spanish
Harmful Interactions: Mixing Alcohol with Medicines (National Institute on Alcohol Abuse and Alcoholism) Also in Spanish
Know the Science: How Medications and Supplements Can Interact (National Center for Complementary and Integrative Health)
V体育安卓版 - Medication Interactions: Food, Supplements, and Other Drugs (American Heart Association)
MedWatch, the FDA Safety Information and Adverse Event Reporting Program (Food and Drug Administration)
OTC Medicines: Know Your Risks and Reduce Them (American Academy of Family Physicians) Also in Spanish

V体育ios版 - Specifics

Aspirin Allergy: What Are the Symptoms? (Mayo Foundation for Medical Education and Research) Also in Spanish
V体育安卓版 - Grapefruit Juice and Some Drugs Don't Mix (Food and Drug Administration) Also in Spanish
Neuroleptic Malignant Syndrome (Genetic and Rare Diseases Information Center)
Penicillin Allergy (Mayo Foundation for Medical Education and Research) Also in Spanish
Sulfa Allergy: Which Medications Should I Avoid? (Mayo Foundation for Medical Education and Research) Also in Spanish

Genetics

"VSports手机版" Stevens-Johnson syndrome/toxic epidermal necrolysis: MedlinePlus Genetics (National Library of Medicine)
Thiopurine S-methyltransferase deficiency: MedlinePlus Genetics (National Library of Medicine)

"VSports最新版本" Images

"V体育官网入口" Drug Eruption (VisualDX)

Clinical Trials

ClinicalTrials.gov: Drug Hypersensitivity (National Institutes of Health)
ClinicalTrials.gov: Drug Interactions (National Institutes of Health)
ClinicalTrials.gov: Drug-Related Side Effects and Adverse Reactions (National Institutes of Health)

Journal Articles V体育安卓版 - References and abstracts from MEDLINE/PubMed (National Library of Medicine)

"VSports在线直播" Reference Desk

"V体育平台登录" MedlinePlus: Drugs, Herbs, and Supplements (National Library of Medicine) - Information on prescription and over-the-counter medicines and supplements Also in Spanish

Find an Expert

Food and Drug Administration

"VSports注册入口" Children

Drug Eruption (Pediatric) (VSports) (VisualDX)
Penicillin Allergy (For Parents) (Nemours Foundation) Also in Spanish

VSports app下载 - Older Adults

Medications That Older Adults Should Avoid or Use With Caution (AGS Health in Aging Foundation)

Patient Handouts

Angioedema (Medical Encyclopedia) Also in Spanish
Drug allergies (Medical Encyclopedia) Also in Spanish
Drug-induced diarrhea (Medical Encyclopedia) Also in Spanish
V体育平台登录 - Drug-induced tremor (Medical Encyclopedia) Also in Spanish
Taking multiple medicines safely (Medical Encyclopedia) Also in Spanish