The Gonal-f Pen is preloaded with medication and ready to use. It contains gonadotropin hormone (follitropin alfa injection) produced by recombinant DNA technology (rDNA). It consists of recombinant human follicle stimulating hormone (r-hFSH) with no luteinizing hormone (LH) or urinary proteins.
The amount of medication given and the length of the treatment may vary from patient to patient.The drug is injected under the skin as recommended by your Fertility Specialist.
Contraindications to use the Gonal-f Pen
If you are pregnant or breast–feeding If you have primary ovarian failure If you have unexplained bleeding from the vagina or uterus If you have ever been diagnosed as having ovarian, uterine or breast cancer If you have a pituitary tumor or other brain tumor If you have uncontrolled thyroid or adrenal gland problems
If you have an allergy to r-hFSH preparations or any one of the following: sucrose, sodium phosphate, methionine, meta-cresol, poloxamer 188, sodium hydroxide or o-phosphoric acid?
Ease of use Ready to use Simplicity and reliability of dosing mechanism
The pen has a visual confirmation scale that lets you know the precise dose you set is ready to inject, reducing the chance of dosing errors.
Common side effects include HeadacheAbdominal painEnlarged abdomen
Injection site disorders
Other important considerations
Gonal-f Pen can cause serious side effects including ovarian hyperstimulation syndrome (OHSS), with or without lung or blood vessel problems, and multiple births.
Storage of the Gonal-f PenUp to 3 months at room temperature (20 – 25°C / 68 – 77°F) or refrigerate (2 – 8°C / 36 – 46°F), or until expiration date.
After First UseUp to 28 days either at room temperature or refrigerated. Do not freeze
In case you forget to take the daily my dose:
Do not take a double dose to make up for any missed doses. Contact your Fertility Specialist.
Taking other medication with Gonal-f Pen:
Inform your Fertility Specialist first and then your pharmacist if you are taking or have taken any other medications, including those that do not require a prescription.
Gonal-f Pens available in 3 different colors:
Light blue pens are prefilled to deliver 300 IU
Dark blue pens are prefilled to deliver 450 IU
Red pens are prefilled to deliver 900 IU
Gonal-F Pen Subcutaneous Injection: