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Harvard Health Publishing Disclaimer

Terms of use

Harvard University authorizes you to view, print, or download a single copy of this information from Harvard Medical School (the 'HMS Content') for your personal, noncommercial use if you agree not to remove any copyright or other proprietary rights notices that appear on the HMS Content. Except for one copy for your personal use, any reproduction or distribution of the HMS Content is expressly prohibited. The HMS Content is protected by copyright under both United States and foreign laws. Title to the HMS Content remains with Harvard University. Any use of the HMS Content not expressly permitted by these terms of use is a breach of these terms of use, and may violate copyright, trademark, and other laws. HMS Content and features are subject to change or termination without notice at the editorial discretion of Harvard University. All rights not expressly granted herein are reserved to Harvard University. If you violate any of these terms of use, your permission to use the HMS Content automatically terminates and you must immediately destroy any copies you have made of the HMS Content.

Medical disclaimer

The Harvard Medical School content appearing on is intended to provide helpful health information for the general public. It is made available with the understanding that Harvard University, Harvard Medical School, the author of the HMS Content, and are not engaged in rendering medical, health, psychological, or any other kind of personal professional services on this site. The HMS Content should not be considered complete, and does not cover all diseases, ailments, physical conditions or their treatment. It should not be used in place of a call or visit to a medical, health or other competent professional, who should be consulted before adopting any of the suggestions on this site or before drawing any inferences from the HMS Content.

Any information about drugs contained within the HMS Content is general in nature, and does not cover all possible uses, actions, precautions, side effects, or interactions of the medicines mentioned. The HMS Content is not intended as medical advice for individual problems or for making an evaluation as to the risks and benefits of taking a particular drug.

Harvard University, Harvard Medical School, the author of the HMS Content, and, specifically disclaim all responsibility for any liability, loss, or risk, personal or otherwise, which is incurred as a consequence, directly or indirectly, of the use and application of any of the HMS Content on this site.

Full terms & conditions

For further information, view the complete Terms and Conditions.