Review: could Plaquenil cause Blood In Stool?


Blood in stool is found among people who take Plaquenil, especially for people who are female, 60+ old also take medication Coumadin, and have Cancer - breast . We study 24,731 people who have side effects while taking Plaquenil from FDA and social media. Among them, 8 have Blood in stool. Find out below who they are, when they have Blood in stool and more.

Personalized health information

On eHealthMe you can find out what patients like me (same gender, age) reported their drugs and conditions on FDA and social media since 1977. Our tools are free and anonymous. 86 million people have used us. 300+ peer-reviewed medical journals have referenced our original studies. Start now >>>


Plaquenil has active ingredients of hydroxychloroquine sulfate. It is often used in systemic lupus erythematosus. (latest outcomes from Plaquenil 28,247 users)

Blood In Stool

Blood in stool has been reported by people with irritable bowel syndrome, depression, weight loss, high blood cholesterol (latest reports from 3,155 Blood in stool patients).

On Sep, 19, 2016

24,731 people reported to have side effects when taking Plaquenil.
Among them, 8 people (0.03%) have Blood In Stool

Number of reports submitted per year:

Could Plaquenil cause Blood in stool?

Gender of people who have Blood In Stool when taking Plaquenil *:

  • female: 62.5 %
  • male: 37.5 %

Age of people who have Blood In Stool when taking Plaquenil *:

  • 0-1: 0.0 %
  • 2-9: 0.0 %
  • 10-19: 0.0 %
  • 20-29: 14.29 %
  • 30-39: 0.0 %
  • 40-49: 0.0 %
  • 50-59: 14.29 %
  • 60+: 71.43 %

Top conditions involved for these people *:

  • Osteoarthritis (1 person, 12.50%)
  • Gerd (1 person, 12.50%)
  • Coronary Arterial Stent Insertion (1 person, 12.50%)
  • Cancer - Breast (1 person, 12.50%)

Top co-used drugs for these people *:

  • Zocor (2 people, 25.00%)
  • Skelaxin (2 people, 25.00%)
  • Levothyroxine Sodium (2 people, 25.00%)
  • Coumadin (2 people, 25.00%)
  • Tagamet (1 person, 12.50%)

Top other side effects for these people *:

  • Haemorrhage Nos (4 people, 50.00%)
  • Vomiting Nos (3 people, 37.50%)
  • Haematemesis (2 people, 25.00%)
  • Colitis Ischaemic (2 people, 25.00%)
  • Abdominal Pain Nos (2 people, 25.00%)

* Approximation only. Some reports may have incomplete information.

** Reports from social media are used.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

Do you have Blood in stool when taking Plaquenil?

Browse all side effects of Plaquenil

a b c d e f g h i j k l m n o p q r s t u v w x y z

Drugs that are associated with Blood in stool

Blood in stool

Could your condition cause Blood in stool

Blood in stool

Related studies

Can you answer these questions?

More questions for: Plaquenil, Blood in stool

You may be interested in these reviews

More reviews for: Plaquenil, Blood in stool

NOTE: The study is based on active ingredients and brand name. Other drugs that have the same active ingredients (e.g. generic drugs) are NOT considered.

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only, and has not been supported by scientific studies or clinical trials unless otherwise stated. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

You may report adverse side effects to the FDA at or 1-800-FDA-1088 (1-800-332-1088).

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.