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Verapamil Oral Tablet (VERAPAMIL - ORAL)

This medicine is used for the following purposes:

  • angina
  • angina prevention
  • high blood pressure
  • irregular heart beat
  • prevent migraine headaches

Brand Name(s): Calan

Generic Name: Verapamil

Instructions

This medicine may be taken with or without food.

This medicine will work best if you take it at about the same time every day.

Keep the medicine at room temperature. Avoid heat and direct light.

It is important that you keep taking each dose of this medicine on time even if you are feeling well.

If you forget to take a dose on time, take it as soon as you remember. If it is almost time for the next dose, do not take the missed dose. Return to your normal schedule. Do not take 2 doses at one time.

Tell your doctor and pharmacist about all your medicines. Include prescription and over-the-counter medicines, vitamins, and herbal medicines.

Tell your doctor if symptoms do not get better or if they get worse.

Do not suddenly stop taking this medicine. Check with your doctor before stopping.

Keep all appointments for medical exams and tests while on this medicine.

Cautions

Tell your doctor and pharmacist if you ever had an allergic reaction to a medicine.

Some patients with weak hearts may have worsening of symptoms. If you notice difficulty breathing, weight gain, or swelling of your legs or ankles, let your doctor know right away.

Do not use the medication any more than instructed.

This medicine may cause dizziness or fainting, especially after exercising or in hot weather. Be very careful when standing or sitting up quickly.

Your ability to stay alert or to react quickly may be impaired by this medicine. Do not drive or operate machinery until you know how this medicine will affect you.

Please check with your doctor before drinking alcohol while on this medicine.

This medicine passes into breast milk. Ask your doctor before breastfeeding.

During pregnancy, this medicine should be used only when clearly needed. Talk to your doctor about the risks and benefits.

Do not start or stop any other medicines without first speaking to your doctor or pharmacist.

Do not share this medicine with anyone who has not been prescribed this medicine.

Side Effects

The following is a list of some common side effects from this medicine. Please speak with your doctor about what you should do if you experience these or other side effects.

  • constipation
  • dizziness
  • lack of energy and tiredness
  • headaches
  • nausea
  • stomach upset or abdominal pain

Call your doctor or get medical help right away if you notice any of these more serious side effects:

  • swelling of the legs, feet, and hands
  • fainting
  • slow heartbeat
  • signs of liver damage (such as yellowing of eye or skin, dark urine, or unusual tiredness)
  • shortness of breath

A few people may have an allergic reaction to this medicine. Symptoms can include difficulty breathing, skin rash, itching, swelling, or severe dizziness. If you notice any of these symptoms, seek medical help quickly.

Please speak with your doctor, nurse, or pharmacist if you have any questions about this medicine.

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