Side effects of vitamin D2 include increased urination, especially at night, and chest pain, according to RxList. Other side effects include unexpected weight loss, weakness, fatigue and seizures, explains Healthline. More »

Vitamin D tablets rarely cause side effects, but a dose that is too high can sometimes cause weakness, fatigue and headache, according to WebMD. High doses can also cause digestive side effects, including dry mouth, a me... More »

www.reference.com Health Medications & Vitamins

The Mayo Clinic cautions that vitamin D toxicity results in hypercalcemia, a build up of calcium in the blood that causes nausea, poor appetite and vomiting. Other symptoms of vitamin D overdose are weakness, frequent ur... More »

Common side effects of excessive vitamin D2 in the body include vomiting, constipation, nausea, appetite loss, constant thirst, increased urination, changes in moods and unusual exhaustion, states WebMD. Also known as er... More »

www.reference.com Health Medications & Vitamins Side Effects

Side effects of vitamin B-12 include stomach pain, nosebleeds, chest pain, dizziness and irregular heartbeat, according to Drugs.com. Additional side effects include ringing in the ears, chest tightness, difficulty breat... More »

www.reference.com Health Medications & Vitamins Side Effects

Side effects of Cozaar include stomach pain, diarrhea, muscle cramps, dizziness and headaches, explains RxList. Other side effects include nose and throat infections, chest pain and backache, states WebMD. More »

www.reference.com Health Medications & Vitamins Side Effects

Side effects of ProAir HFA include headache, dizziness and insomnia, according to RxList. Other effects are coughing, nausea and vomiting, as well as muscle pain and diarrhea. More serious side effects may include chest ... More »

www.reference.com Health Medications & Vitamins Side Effects