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Decitabine

Decitabine Side Effects

Allison Baxley, PharmD, BCOPCydnee Ng, PharmD
Reviewed by Allison Baxley, PharmD, BCOP, Cydnee Ng, PharmD
Last reviewed on August 26, 2024

The following side effects may get better over time as your body gets used to the medication. Let your healthcare provider know immediately if you continue to experience these symptoms or if they worsen over time.

Common Side Effects

Less Common Side Effects

Note: Side effects were reported by people who followed the 3-day treatment regimen for [[EDITOR|DRUG_DISPLAY_NAME]]. Side effects and percentages might differ for people who followed the 5-day treatment schedule.

Decitabine serious side effects

Contact your healthcare provider immediately if you experience any of the following.

  • Serious infection: temperature of 100.4 degrees Fahrenheit or higher, with or without other symptoms like chills, cough, muscle aches, very fast heartbeat, or confusion
  • Bleeding: nosebleeds, unexplained bruising, blood in stool, blood in urine

Source: DailyMed

The following Decitabine side effects have also been reported

Along with its needed effects, a medicine may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor or nurse immediately if any of the following side effects occur:

More common

Black, tarry stools

bladder pain

bleeding after defecation

bleeding gums

blood in the urine or stools

bloody or cloudy urine

blue lips and fingernails

blurred vision

body aches or pain

chest pain

chills

congestion

cough

coughing that sometimes produces a pink frothy sputum

decreased urination

difficult, burning, or painful urination

difficult, fast, or noisy breathing

dizziness, faintness, or lightheadedness when getting up from a lying or sitting position

drowsiness

dry mouth or throat

fainting

fast or irregular heartbeat

feeling unusually cold

fever

flushed, dry skin

frequent urge to urinate

fruit-like breath odor

headache

hives or welts, itching, skin rash

hoarseness

increased hunger

increased sweating

increased thirst

increased urination

lightheadedness

loss of appetite

loss of consciousness

lower back or side pain

mood or mental changes

muscle pain, cramps, spasms, or twitching

nausea

nervousness

numbness or tingling in the hands, feet, or lips

pain, redness, swelling, tenderness, or warmth on the skin

pale skin

pinpoint red spots on the skin

redness or pain at the catheter site

runny nose

seizures

shivering

small clicking, bubbling, or rattling sounds in the lung when listening with a stethoscope

small red or purple spots on the skin, lips or in the mouth

sneezing

sore mouth, tongue, or throat

sores, ulcers, or white spots on the lips or in the mouth

stomach pain and bloating

sunken eyes

swelling of the face, hands, ankles, feet, or lower legs

swollen, painful, or tender lymph glands in the neck, armpit, or groin

tightness in the chest

trembling

trouble in swallowing

troubled breathing with exertion

uncomfortable swelling around the anus

unexplained weight loss

unusual bleeding or bruising

unusual tiredness or weakness

voice changes

vomiting

weakness or heaviness of the legs

wrinkled skin

yellow eyes or skin

Less common

Collection of blood under the skin

deep, dark purple bruise

diarrhea

pain or tenderness around the eyes and cheekbones

pain, warmth, or burning in the fingers, toes, and legs

problems with vision or hearing

skin scrape or burn

stuffy nose

swelling at the injection site

Incidence not known

Fever sores on the skin

Some side effects may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects. Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common

Anxiety

back pain

belching

bumps on the skin

chest discomfort

constipation

falls

hair loss or thinning of the hair

heartburn

indigestion

loose stools

muscle stiffness

pain in the arms or legs

pain in joints

stomach discomfort or upset

swelling or inflammation of the mouth

trouble sleeping

unusual drowsiness, dullness, or feeling of sluggishness

Less common

Difficulty in moving

general feeling of discomfort or illness

postnasal drip

pressure in the stomach

swollen joints

Other side effects not listed may also occur in some patients. If you notice any other effects, check with your healthcare professional.

Call your doctor for medical advice about side effects. You may report side effects to the FDA at 1-800-FDA-1088.

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Why trust our experts?

Allison is a Board Certified Oncology Pharmacist with more than 12 years of clinical experience in oncology. After completing her residency, she accepted a position at the OU Health Stephenson Cancer Center and she has remained there ever since.
Cydnee Ng, PharmD
Reviewed by:
Cydnee Ng, PharmD
Cydnee Ng, PharmD, is a drug information pharmacist at GoodRx, where she lends her expertise to providing reader-friendly, accessible content about medications. She holds her pharmacist license in California.

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