Gentak

DRUG DESCRIPTION

GENTAK® Gentamicin sulfate is a water soluble antibiotic of the aminoglycoside group.

Gentamicin sulfate ophthalmic ointment is a sterile ointment for ophthalmic use. Each gram contains gentamicin sulfate equivalent to 3 mg gentamicin in a base of white petrolatum and mineral oil, with methylparaben and propylparaben as preservatives.

Gentamicin is obtained from cultures of Micromonospora purpurea. It is a mixture of the sulfate salts of gentamicin C1, C2, and C1A. All three components appear to have similar antimicrobial activities. Gentamicin sulfate occurs as a white to buff powder and is soluble in water and insoluble in alcohol. The structural formula is as follows:

 GENTAK® (Gentamicin Sulfate) Structural Formula Illustration

What are the possible side effects of gentamicin ophthalmic (Garamycin Ophthalmic, Gentak, Gentasol, Ocu-Mycin)?

Serious side effects are not expected to occur during treatment with this medication.

Commonly, some eye burning, stinging, irritation, itching, redness, blurred vision, eyelid itching, eyelid swelling, or sensitivity to light may occur.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at...

Read All Potential Side Effects and See Pictures of Gentak »

What are the precautions when taking gentamican sulfate ophthalmic ointment (Gentak)?

Before taking fingolimod, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: breathing problems (such as asthma, bronchitis, emphysema), current/recent/returning infection (including hepatitis and tuberculosis), diabetes, fainting, certain eye problems (macular edema, uveitis), heart problems (such as slow/irregular heartbeat, heart failure, chest pain), liver disease.

Do not have immunizations/vaccinations while you are taking fingolimod and for 2 months after your last dose without the consent...

Read All Potential Precautions of Gentak »


Gentak Consumer (continued)

SIDE EFFECTS: Cough, headache, back pain, or diarrhea may occur. If any of these effects persist or worsen, tell your doctor or pharmacist promptly.

Remember that your doctor has prescribed this medication because he or she has judged that the benefit to you is greater than the risk of side effects. Many people using this medication do not have serious side effects.

This medication can affect your immune system's ability to fight an infection while you are taking the medication and for 2 months after your last dose. You may be more likely to get a serious infection (such as bronchitis, pneumonia). Tell your doctor right away if you develop any signs of an infection such as persistent cough/sore throat, difficulty breathing, fever/chills, or cold/flu symptoms. Do not start fingolimod if you have a current infection.

Tell your doctor right away if any of these very serious side effects occur: shortness of breath, chest pain, severe dizziness/fainting, slow/irregular heartbeat, unusual tiredness/weakness, eye pain/sensitivity to light, vision changes (such as blurred vision, blind spot/shadows in the center of your vision, color changes).

This medication may rarely cause serious liver problems. Tell your doctor right away if you experience: yellowing eyes/skin, dark urine, stomach/abdominal pain, persistent nausea.

A very serious allergic reaction to this drug is rare. However, get medical help right away if you notice any symptoms of a serious allergic reaction, including: rash, itching/swelling (especially of the face/tongue/throat), severe dizziness, trouble breathing.

This is not a complete list of possible side effects. If you notice other effects not listed above, contact your doctor or pharmacist.

In the US -

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

In Canada - Call your doctor for medical advice about side effects. You may report side effects to Health Canada at 1-866-234-2345.

PRECAUTIONS: Before taking fingolimod, tell your doctor or pharmacist if you are allergic to it; or if you have any other allergies. This product may contain inactive ingredients which can cause allergic reactions or other problems. Talk to your pharmacist for more details.

Before using this medication, tell your doctor or pharmacist your medical history, especially of: breathing problems (such as asthma, bronchitis, emphysema), current/recent/returning infection (including hepatitis and tuberculosis), diabetes, fainting, certain eye problems (macular edema, uveitis), heart problems (such as slow/irregular heartbeat, heart failure, chest pain), liver disease.

Do not have immunizations/vaccinations while you are taking fingolimod and for 2 months after your last dose without the consent of your doctor. Also, avoid contact with people who have recently received oral polio vaccine or flu vaccine inhaled through the nose and people who have infections that may spread to others (such as chickenpox, flu). Wash your hands well to prevent the spread of infections.

Before having surgery, tell your doctor or dentist about all the products you use (including prescription drugs, nonprescription drugs, and herbal products).

Fingolimod is not recommended for use during pregnancy. It may harm an unborn baby. Discuss with your doctor the use of reliable forms of birth control while taking this medication and for 2 months after your last dose. If you become pregnant or think you may be pregnant, tell your doctor right away.

It is unknown if this drug passes into breast milk. Therefore, breast-feeding while using this drug is not recommended. Consult your doctor before breast-feeding.


Gentak Patient Information Including Side Effects

Brand Names: Garamycin Ophthalmic, Gentak, Gentasol, Ocu-Mycin

Generic Name: gentamicin ophthalmic (Pronunciation: JEN ta MYE sin off THAL mik)

  • What is gentamicin ophthalmic (Gentak)?
  • What are the possible side effects of gentamicin ophthalmic (Gentak)?
  • What is the most important information I should know about gentamicin ophthalmic (Gentak)?
  • Who should not use gentamicin ophthalmic (Gentak)?
  • How should I use gentamicin ophthalmic (Gentak)?
  • What happens if I miss a dose (Gentak)?
  • What happens if I overdose (Gentak)?
  • What should I avoid while using gentamicin ophthalmic (Gentak)?
  • What other drugs will affect gentamicin ophthalmic (Gentak)?
  • Where can I get more information?

What is gentamicin ophthalmic (Gentak)?

Gentamicin ophthalmic is an antibiotic.

Gentamicin ophthalmic is used to treat bacterial infections of the eyes.

Gentamicin ophthalmic may also be used for purposes other than those listed in this medication guide.

What are the possible side effects of gentamicin ophthalmic (Gentak)?

Serious side effects are not expected to occur during treatment with this medication.

Commonly, some eye burning, stinging, irritation, itching, redness, blurred vision, eyelid itching, eyelid swelling, or sensitivity to light may occur.

This is not a complete list of side effects and others may occur. Call your doctor for medical advice about side effects. You may report side effects to FDA at 1-800-FDA-1088.

What is the most important information I should know about gentamicin ophthalmic (Gentak)?

Do not touch the dropper or tube opening to any surface, including your eyes or hands. The dropper or tube opening is sterile. If it becomes contaminated, it could cause an infection in your eye.

Apply light pressure to the inside corner of your eye (near your nose) after each drop to prevent the fluid from draining down your tear ducts.

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