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Conditions
Infection
Parasite infections
Protozoan infections
Giardiasis

Giardiasis

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Giardiasis is a waterborne illness caused by Giardia parasite. Sx's – there may be no sx's or diarrhea, oily floating stool, gas, nausea, vomiting & abdominal cramps. If untreated it can cause bloody diarrhea, dehydration & weight loss. Diagnosis- via blood test for antibodies, stool antigen & checking stool for ova & parasites.Tx can include metronidazole, tinidazole & nitazoxanide.

Dr. Heidi Fowler reviewed this

27 year experience in Psychiatry

Is a type of:

Gastrointestinal disorders • Protozoan infections

How long it usually lasts:

Medium-term (lasts weeks to months)

How common it is:

Rare

Body locations

Lower abdomen, Upper abdomen

Symptoms

Burping
Vomiting
Diarrhea
Malaise
Mucus in stool
Load more

Medications

Ratings show how effective doctors think these medications are at treating Giardiasis
Metronidazole
4.1
64 reviews
Tinidazole
3.3
22 reviews
Flagyl
Antiprotozoal therapy

Tests

Complete blood count
Stool studies
Giardia antigen

Risk factors

Personal

Contaminated food or water

Related questions

A 22-year old asked:

How dangerous is giardiasis?

3 doctor answers • 7 doctors weighed in

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What are signs of giardiasis?

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How common is giardiasis in the us?

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What is the definition or description of: giardiasis?

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Can surviving giardiasis lessens or eliminates the possibility of getting it again?

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Am I more susceptible to giardiasis when camping?

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Is my child at higher risk for giardiasis at day care?

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Do I have giardiasis if no symptoms but swam in kerala?

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A 21-year old asked:

Is giardiasis the same thing as traveler's diarrhea?

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Got back from india. Was in water. Do I need tests for giardiasis?

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How will giardiasis and sleeping sickness spread?

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A 21-year old asked:

The water in the river looks clean, can I still catch giardiasis if I drink it?

2 doctor answers • 3 doctors weighed in

A 36-year old male asked:

Should the rest of my family receive treatment if i had giardiasis for long time?

1 doctor answer • 1 doctor weighed in

A 38-year old asked:

Please tell me can giardia or giardiasis infection go away on its own after a while?

2 doctor answers • 2 doctors weighed in

A 40-year old asked:

Is giardiasis being transmitted through the mouth?

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What will happen if giardiasis and gonorrhea are left untreated on fertility of a man ? I am 26 years old man

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Doc i m suffering from a disease called giardiasis since last 4 years...I have used entamizole for this disease but that is temporary..Cure?

1 doctor answer • 2 doctors weighed in

A 41-year old asked:

It possible to have an infection of giardiasis without a doctor detecting it?

1 doctor answer • 1 doctor weighed in

A 22-year old asked:

I was swimming in a river and accidently swallowed some water, am I risk for giardiasis?

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A 34-year old female asked:

Took Flagyl for giardiasis and stopped due to horrible side effects was prescribed tindamax is it less side effects can I take it at night w/xanax?

2 doctor answers • 3 doctors weighed in

A 29-year old asked:

You think liquid stools is ibs, amoebiasis, giardiasis or salmonella?

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Took 2g single dose tinidazole for giardiasis 3 days ago on empty stomach,I now have had abdominal pain,indigestion since starting it, normal ?

1 doctor answer • 1 doctor weighed in

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Can gardiasis cause neotropenia,i was with gardia for 5 years?

1 doctor answer • 1 doctor weighed in

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What can be done to remedy giadiasis?

1 doctor answer • 1 doctor weighed in

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Can i buy treatment for giardisis over the counter?

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Is Kremil-S a base?

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