Labetalol Oral

In Depth

fainting
slow heartbeat
decreased sexual ability
vision changes
butterfly-shaped facial rash
joint/muscle pain
painful/difficult urination
mental/mood changes (e.g., depression)
memory loss
confusion
bluish fingers/toes/nails
increased thirst
shakiness
unexpected sweating
unusual hunger

Tell your doctor immediately if any of these rare but very serious side effects occur:

very slow/irregular heartbeats
signs of infection (e.g., fever, persistent sore throat)
easy bruising/bleeding
black stools
severe/persistent rectal bleeding
abdominal pain
painful erections

This drug may infrequently cause serious (rarely fatal) liver disease. If you notice any of the following unlikely but very serious side effects, seek immediate medical attention:

dark urine
persistent nausea/vomiting
severe stomach/abdominal pain
yellowing of the eyes/skin

A very serious allergic reaction to this drug is unlikely, but seek immediate medical attention if it occurs. Symptoms of a serious allergic reaction may include:

rash
itching
swelling
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.

Labetalol Oral Medical Alert

Your condition can cause complications in a medical emergency. For enrollment information call MedicAlert at 1-800-854-1166 (USA) or 1-800-668-1507 (Canada).

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