Browse Side Effects

Infant botulism is a serious illness caused by Clostridium botulinum spores germinating in an infant's immature digestiv...

Bradycardia is a slow heart rate, typically below 60 beats per minute. It can be normal for some, but may also indicate...

Breast tenderness is pain or soreness in the breasts, often linked to hormonal changes, particularly estrogen. While usu...

Breath odor, often resembling garlic breath, results from the consumption or exposure to certain substances. It's genera...

Bright yellow urine (chromaturia) is often a harmless condition caused by excess vitamin excretion (especially riboflavi...

Inhaled NAC can trigger bronchospasm, especially in asthmatics, causing wheezing and breathing difficulties. This involv...

A burning or stinging sensation occurs temporarily at the application site, typically resolving quickly. This side effec...

Abruptly stopping or reducing regular caffeine intake can lead to withdrawal symptoms like headache, fatigue, and irrita...

Caffeine in green tea extract may cause insomnia, anxiety, jitteriness, irritability, and rapid heartbeat, especially in...

BHT's potential to cause cancer is unclear, with conflicting evidence from animal and human studies. The IARC classifies...

Exposure to carcinogens or other risk factors can increase the likelihood of developing cancer. The risk varies greatly...

BHA is classified as possibly carcinogenic to humans based on animal studies showing forestomach tumors in rodents at hi...

Cardiac arrest involves the sudden stop of heart function, resulting in loss of consciousness and breathing. It's a rare...

Cardiac arrhythmias are irregular heartbeats that can range from mild palpitations to life-threatening cardiac arrest. T...

Cardiovascular issues, including arrhythmias and heart attacks, can occur, especially when combined with stimulants or i...

Carotenodermia is a harmless skin condition causing yellow-orange discoloration due to high carotenoid levels. It usuall...

Urine may change to an orange or reddish color. This is usually harmless but should be distinguished from blood in the u...

Chemical sensitivity, or multiple chemical sensitivity (MCS), can cause adverse reactions to flavors due to their chemic...

Transient chest discomfort or pressure, usually mild and short-lived. While generally not serious when linked to externa...

Clotting interactions can lead to either increased blood clot formation (thrombosis) or impaired clotting, potentially c...