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Farydak Side Effects

Generic Name: panobinostat

Note: This page contains information about the side effects of panobinostat. Some of the dosage forms included on this document may not apply to the brand name Farydak.

For the Consumer

Applies to panobinostat: oral capsule

In addition to its needed effects, some unwanted effects may be caused by panobinostat (the active ingredient contained in Farydak). In the event that any of these side effects do occur, they may require medical attention.

Major Side Effects

You should check with your doctor immediately if any of these side effects occur when taking panobinostat:

More common:
  • Abdominal or stomach pain or tenderness
  • black, tarry stools
  • bloating or swelling of the face, arms, hands, lower legs, or feet
  • clay colored stools
  • confusion
  • cough or sore throat
  • dark or bloody urine
  • decreased appetite
  • decreased frequency or amount of urine
  • dizziness, faintness, or lightheadedness especially when getting up suddenly from a lying or sitting position
  • fast, irregular, pounding, or racing heartbeat or pulse
  • fever, chills, or sweating
  • headache
  • increased thirst
  • itching or skin rash
  • loss of appetite
  • lower back or side pain
  • muscle spasms or twitching
  • nausea or vomiting
  • nervousness
  • painful or difficult urination
  • pinpoint red spots on the skin
  • pounding in the ears
  • rapid breathing
  • seizures
  • severe diarrhea
  • slow or fast heartbeat
  • swelling of the face, fingers, feet, or lower legs
  • tingling of the hands or feet
  • trouble breathing
  • ulcers, sores, or white spots in the mouth
  • unusual bleeding or bruising
  • unusual tiredness or weakness
  • unusual weight gain or loss
  • yellow eyes or skin
Less common:
  • Chest pain or discomfort
  • coughing up blood
  • difficulty with swallowing
  • increased menstrual flow or vaginal bleeding
  • nosebleeds
  • pain in the shoulders, arms, jaw, or neck
  • paralysis

Minor Side Effects

Some of the side effects that can occur with panobinostat may not need medical attention. As your body adjusts to the medicine during treatment these side effects may go away. Your health care professional may also be able to tell you about ways to reduce or prevent some of these side effects. If any of the following side effects continue, are bothersome or if you have any questions about them, check with your health care professional:

More common:
  • Acid or sour stomach
  • belching or passing gas
  • change or loss in taste
  • depressed mood
  • dry mouth
  • hair loss
  • heartburn or indigestion
  • hoarseness or husky voice
  • fatigue or feeling lethargic
  • redness of the skin

For Healthcare Professionals

Applies to panobinostat: oral capsule


Very common (10% or more): Diarrhea (68%), nausea (36%), vomiting (26%)
Common (1% to 10%): Abdominal pain, dyspepsia, gastritis, cheilitis, abdominal distension, dry mouth, flatulence, colitis, gastrointestinal pain


Very common (10% or more): T-wave abnormalities (40%), ST-segment depression (22%), arrhythmia (12%)
Common (1% to 10%): Palpitations, hypotension, hypertension, orthostatic hypotension
Uncommon (0.1% to 1%): Cardiac ischemic events[Ref]


Very common (10% or more): Thrombocytopenia (97%), lymphopenia (82%), leukopenia (81%), neutropenia (75%), anemia (62%)
Common (1% to 10%): Grade 3/4 hemorrhage


Very common (10% or more): Severe infections (31%)
Common (1% to 10%): Hepatitis B


Common (1% to 10%): Increased blood alkaline phosphatase
Frequency not reported: Hepatic dysfunction (primarily aminotransferase and total bilirubin elevations)


Very common (10% or more): Hypocalcemia (67%), hypoalbuminemia (63%), hypophosphatemia (63%), hypokalemia (52%), hyponatremia (49%), hyperphosphatemia (29%), decreased appetite (28%), hypermagnesemia (27%), hyperbilirubinemia (21%), decreased weight (12%)
Common (1% to 10%): Hyperglycemia, dehydration, fluid retention, hypomagnesemia


Common (1% to 10%): Skin lesions, rash, erythema


Common (1% to 10%): Hypothyroidism


Common (1% to 10%): Urinary incontinence, hyperuricemia


Common (1% to 10%): Joint swelling

Nervous system

Common (1% to 10%): Dizziness, headache, syncope, tremor, dysgeusia


Very common (10% or more): Fatigue (60%), peripheral edema (29%), pyrexia (26%)
Common (1% to 10%): Chills


Common (1% to 10%): Insomnia


Very common (10% or more): Increased blood creatinine (41%)
Common (1% to 10%): Renal failure, increased blood urea, decreased glomerular filtration rate


Common (1% to 10%): Cough, dyspnea, respiratory failure, rales, wheezing


1. "Product Information. Farydak (panobinostat)." Novartis Pharmaceuticals, East Hanover, NJ.

Not all side effects for Farydak may be reported. You should always consult a doctor or healthcare professional for medical advice. Side effects can be reported to the FDA here.

Disclaimer: Every effort has been made to ensure that the information provided is accurate, up-to-date and complete, but no guarantee is made to that effect. In addition, the drug information contained herein may be time sensitive and should not be utilized as a reference resource beyond the date hereof. This material does not endorse drugs, diagnose patients, or recommend therapy. This information is a reference resource designed as supplement to, and not a substitute for, the expertise, skill , knowledge, and judgement of healthcare practitioners in patient care. The absence of a warning for a given drug or combination thereof in no way should be construed to indicate safety, effectiveness, or appropriateness for any given patient. does not assume any responsibility for any aspect of healthcare administered with the aid of materials provided. The information contained herein is not intended to cover all possible uses, directions, precautions, warnings, drug interactions, allergic reactions, or adverse effects. If you have questions about the substances you are taking, check with your doctor, nurse, or pharmacist.