SYNAREL Side Effects by Likelihood and Severity

COMMON side effects

If experienced, these tend to have a Severe expression i

  • abnormally long or heavy periods

If experienced, these tend to have a Less Severe expression i

  • hypoestrogenism, an abnormally low level of estrogen in the blood
  • absence of menstrual periods
  • acne
  • temporary redness of face and neck
  • weight gain

INFREQUENT side effects

If experienced, these tend to have a Severe expression i

  • decreased calcification or density of bone

If experienced, these tend to have a Less Severe expression i

  • excessive fat in the blood
  • mood changes
  • headache
  • a type of bumpy skin rash called a maculopapular rash

RARE side effects

If experienced, these tend to have a Severe expression i

  • diabetes
  • suicidal thoughts
  • a heart attack
  • a clot in the lung
  • a transient ischemic attack, a type of stroke that lasts only a few minutes
  • a stroke
  • blood clot in a deep vein of the extremities
  • liver damage
  • an ovarian cyst
  • ovarian hyperstimulation syndrome, an abnormal enlargement of the ovaries
  • enlargement of an ovary
  • inflammation of the skin due to an allergy
  • hives
  • seizures
  • trouble breathing
  • abnormal liver function tests
  • pituitary gland infarction

If experienced, these tend to have a Less Severe expression i

  • agitation
  • depression
  • aggressive behavior
  • feelings of hostility
  • eye pain
  • a stuffy and runny nose
  • breast pain
  • breast fullness due to milk production
  • itching
  • seborrhea
  • yellow-brown patches on skin
  • body odor
  • weight loss
  • generalized weakness
  • irritability

Free RX Coupon

Save up to 80% on your prescriptions.

Available coupons

Save up to 80% on your prescription with WebMDRx

Drug Survey

Are you currently using nafarelin nasal?

This survey is being conducted by the WebMD marketing sciences department.

Selected from data included with permission and copyrighted by First Databank, Inc. This copyrighted material has been downloaded from a licensed data provider and is not for distribution, except as may be authorized by the applicable terms of use.

CONDITIONS OF USE: The information in this database is intended to supplement, not substitute for, the expertise and judgment of healthcare professionals. The information is not intended to cover all possible uses, directions, precautions, drug interactions or adverse effects, nor should it be construed to indicate that use of a particular drug is safe, appropriate or effective for you or anyone else. A healthcare professional should be consulted before taking any drug, changing any diet or commencing or discontinuing any course of treatment.