Gaster 10 Powder 12 Packets Daiichi Sankyo Healthcare [Class 1 Drug]

Stomach pain, heavy feeling, heartburn, nausea
(This drug contains H2 blocker drug)
[Precautions related to efficacy and effects]
Do not take this drug for any symptoms other than those listed in the indications.

This drug is a powder, and each package (0.5g) contains the following ingredients.
Famotidine…10mg
(Controls excess stomach acid.)
Additives: D-sorbitol, hydroxypropyl cellulose, l-menthol, silicic anhydride

[Dosage/Dosage]
If you experience stomach pain, heavy feeling, heartburn, or nausea, please take the following amount with water or hot water.
Adults (over 15 years old, under 80 years old): 1 package per dose, up to 2 doses per day
Children (under 15 years old): Do not take.
Elderly people (over 80 years old): Do not take this medicine.
・If your symptoms do not subside after 8 hours or more after taking this medicine, please take another packet.
・If your symptoms have subsided, please stop taking this medicine.
・If your symptoms do not improve after taking this medicine for 3 days, stop taking it and consult your doctor or pharmacist.
・Do not take this medicine continuously for more than 2 weeks.
[Precautions regarding usage and dosage]
(1) Please strictly follow the directions and dosage.
(2) When taking this drug, please refrain from consuming alcoholic beverages.
(Medications are generally not taken together with alcoholic beverages)

1. Please do not take this medicine for the following people:
(1) People who have experienced allergic symptoms (e.g. rash/redness, itching, swelling of the throat, eyelids, lips, etc.) due to H2 blocker drugs such as famotidine
(2) Persons receiving treatment or medicine for the following illnesses at a medical institution:
Blood diseases, kidney and liver diseases, heart diseases, stomach and duodenal diseases, immune system diseases such as asthma and rheumatism, steroids, antibiotics, anticancer drugs, azole antifungals
(May cause decrease in white blood cells, decrease in platelets, etc.)
(If you have kidney or liver disease, the excretion of the drug may be delayed and its effects may be stronger.)
(If you have a heart disease such as myocardial infarction, valvular heart disease, or cardiomyopathy, you may experience a sluggish pulse accompanied by electrocardiogram abnormalities.)
(People receiving treatment for gastric or duodenal diseases are likely to have been prescribed famotidine or similar drugs, so they should be careful not to take them multiple times.)
(The absorption of azole antifungal agents decreases, reducing their effectiveness.)
(3) People who have been told by a doctor of blood abnormalities such as a low red blood cell count (anemia), a low platelet count (blood that is difficult to stop or bleeds out easily), or a low white blood cell count.
(This drug may become a trigger and cause blood abnormalities again.)
(4) Children (under 15 years old) and elderly (over 80 years old)
(5) Pregnant women or people who appear to be pregnant.
2. Do not take the following medicines while taking this drug.
Other gastrointestinal drugs
3. Do not take this drug if you are breastfeeding, or avoid breastfeeding if you are taking this drug.

1. The following people should consult their doctor or pharmacist before taking this medicine.
(1) Persons receiving treatment from a doctor or taking other medicines
(2) People who have had allergic symptoms due to drugs, etc.
(3) Elderly people (65 years or older)
(In general, elderly people may have decreased physiological functions.)
(4) People with the following symptoms
Sore throat, cough, and high fever (people with these symptoms are suspected of having a serious infection, and blood abnormalities such as decreased blood cell counts may be observed. If you have these symptoms before taking this drug, your symptoms may worsen by taking this drug, and you may be delayed in noticing the side effects of this drug), unexplained weight loss, persistent abdominal pain (this may be caused by another disease)
2. If the following symptoms appear after taking this medicine, it may be a side effect, so please stop taking it immediately and consult your doctor or pharmacist with this document.
Related parts: Symptoms
Skin: Rash/redness, itching, swelling
Circulatory system: Blood flow
Psychiatric and nervous system: feeling of weakness, convulsions
Other: If you feel unwell, feel sluggish, have a fever, or have a sore throat, you may experience physical abnormalities.
In rare cases, the following serious symptoms may occur. In that case, please see a doctor immediately.
Symptom name: Symptom
Shock (anaphylaxis): Immediately after taking the drug, symptoms such as itchy skin, hives, hoarseness, sneezing, itchy throat, difficulty breathing, palpitations, and clouded consciousness may occur.
Oculomucocutaneous syndrome (Stevens-Johnson syndrome), toxic epidermal necrolysis: High fever, bloodshot eyes, mucus, sore lips, sore throat, widespread rash/redness of the skin, etc. persist or worsen rapidly.
Rhabdomyolysis: Muscle pain in the limbs, shoulders, lower back, etc., numbness in the limbs, weakness, stiffness, general malaise, reddish-brown urine, etc.
Liver dysfunction: Fever, itching, rash, jaundice (yellowing of the skin and whites of the eyes), brown urine, general malaise, loss of appetite, etc. may appear.
Kidney disorder: Fever, rash, decreased urine output, general swelling, general malaise, joint pain (pain in the joints), diarrhea, etc. may appear.
Interstitial pneumonia: When you climb stairs or push yourself too hard, you may experience shortness of breath, difficulty breathing, dry cough, fever, etc., which may appear suddenly or persist.
Blood disorders: Sore throat, fever, general malaise, whitish appearance on the face and behind the eyelids, easy bleeding (bleeding gums, nosebleeds, etc.), bruising (color that does not disappear even when pressed), etc. may appear.
3. If you accidentally take more than the prescribed dose, stop taking it immediately and consult your doctor or pharmacist with this document.
4. The following symptoms may appear after taking this medicine. If these symptoms persist or worsen, please stop taking this medicine and consult your doctor or pharmacist with this document.
Constipation, loose stool, diarrhea, dry mouth

(1) Store in a cool, dry place away from direct sunlight.
(2) Please keep out of reach of children.
(3) Please do not replace it with another container.
(This may cause misuse or change in quality)
(4) Do not use products whose expiration date has passed.

Daiichi Sankyo Healthcare Co., Ltd.
3-14-10 Nihonbashi, Chuo-ku, Tokyo 103-8234
Customer consultation room
0120-337-336