Isosorbide Mononitrate Extended Release (ER)

How should you use this medication?
Take this medicine by mouth with a glass of water. Follow the directions on the prescription label. Do not chew these tablets. If this medicine upsets your stomach, take it with food or milk. Take your doses at regular intervals. Do not take your medicine more often than directed. A special MedGuide will be given to you by the pharmacist with each new prescription and refill. Be sure to read this information carefully each time. Talk to your pediatrician regarding the use of this medicine in children. While this drug may be prescribed for children as young as 2 years for selected conditions, precautions do apply.

What are the possible side effects of this medicine?
Side effects that you should report to your doctor or health care professional as soon as possible:

allergic reactions (skin rash, itching or hives; swelling of the face, lips, or tongue)
aseptic meningitis (stiff neck; sensitivity to light; headache; drowsiness; fever; nausea, vomiting; rash)
changes in vision
heartbeat rhythm changes (trouble breathing; chest pain; dizziness; fast, irregular heartbeat; feeling faint or lightheaded, falls)
infection (fever, chills, cough, sore throat, pain or trouble passing urine)
liver injury (dark yellow or brown urine; general ill feeling or flu-like symptoms; loss of appetite, right upper belly pain; unusually weak or tired, yellowing of the eyes or skin)
low red blood cell counts (trouble breathing; feeling faint; lightheaded, falls; unusually weak or tired)
rash, fever, and swollen lymph nodes
redness, blistering, peeling, or loosening of the skin, including inside the mouth
seizures
suicidal thoughts, mood changes
unusual bruising or bleeding Side effects that usually do not require medical attention (report to your doctor or health care professional if they continue or are bothersome):
diarrhea
dizziness
nausea
stomach pain
tremors
vomiting

What may interact with this medicine?
Our pharmacists will check to see if this medication will cause any interactions with the information in your profile.
atazanavir
birth control pills
certain medicines for irregular heartbeat
certain medicines for seizures like carbamazepine, phenobarbital, phenytoin, primidone, valproic acid
lopinavir
rifampin
ritonavir