GNH USA

Europe — EMA

Imodium Instant

GNH USA supplies Imodium Instant (Loperamide Hydrochloride), an opioid antidiarrheal for acute and travelers' diarrhea. Request a quote for global supply.

Loperamide Hydrochloride

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1
Pack/s

What is Loperamide Hydrochloride?

Loperamide Hydrochloride, the active ingredient in Imodium Instant, is an opioid antidiarrheal presented as an oral formulation for oral use. It treats acute diarrhea and travelers' diarrhea in adults and children.

GNH USA supplies Imodium Instant as a licensed, GDP-compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.

What is Loperamide Hydrochloride used for?

Imodium Instant (loperamide) is used to manage conditions involving increased intestinal motility.

Acute diarrhea: reduces stool frequency and improves consistency in sudden‑onset loose stools. Travelers' diarrhea: provides symptomatic relief of loose stools during short‑term travel exposures. Gastroenteritis‑related diarrhea: helps control watery stools associated with viral or bacterial gastroenteritis.

What are the side effects of Loperamide Hydrochloride?

Loperamide may cause a range of adverse reactions, from mild to serious.

Common Side Effects: - Abdominal cramps or discomfort - Constipation or hard stools - Nausea or mild vomiting - Dry mouth - Dizziness or light‑headedness - Drowsiness or fatigue

Serious or Rare Side Effects: - Severe constipation or bowel obstruction (ileus) - Toxic megacolon, especially in patients with underlying infection - Allergic reactions such as rash, itching, or swelling - Cardiac arrhythmias (QT prolongation) with high plasma levels - Severe skin reactions (Stevens‑Johnson syndrome, toxic epidermal necrolysis) - Central nervous system depression in overdose situations

What precautions apply to Loperamide Hydrochloride?

When using Imodium Instant, consider the following safety measures.

Do not exceed recommended dose: follow prescriber or label instructions. Use caution in hepatic impairment: reduced metabolism may increase drug levels. Avoid in children under 2 years: risk of serious side effects outweighs benefit. Medical supervision for bacterial infection: may prolong pathogen carriage. Monitor for signs of constipation: discontinue if severe constipation develops. Store at room temperature: keep in the original pack, protect from moisture.

What does Loperamide Hydrochloride interact with?

Loperamide can interact with other medicines; be aware of the following.

Major Interactions (Avoid): - Strong CYP3A4 inhibitors (e.g., ketoconazole, erythromycin): may raise loperamide plasma concentrations. - Concurrent opioid agonists: additive central opioid effects can increase sedation. - Quinidine or other QT‑prolonging agents: heightened risk of cardiac arrhythmia.

Moderate Interactions (Monitor Closely): - Anticholinergic drugs: may exacerbate constipation. - Sedatives or antihistamines: can enhance drowsiness. - Rifampin or other CYP3A4 inducers: may reduce loperamide effectiveness.

Frequently asked questions

What is Imodium Instant used for?+
Imodium Instant contains loperamide hydrochloride and is used to relieve symptoms of acute diarrhea and travelers' diarrhea. It works by slowing intestinal movement, which helps reduce the frequency and urgency of loose stools.
How does loperamide work in the body?+
Loperamide binds to peripheral µ‑opioid receptors in the gut wall, decreasing the release of acetylcholine and other neurotransmitters that stimulate muscle contractions. This slows intestinal transit, allowing more water to be absorbed and resulting in firmer stools.
What is the usual dose of Imodium Instant?+
The appropriate dose of Imodium Instant is determined by a healthcare professional based on the patient’s age, weight, and severity of symptoms. Patients should follow the prescriber’s instructions or the product label without exceeding the recommended amount.
Is Imodium Instant safe during pregnancy or breastfeeding?+
Safety data for loperamide in pregnancy and lactation are limited. It should only be used if the potential benefit justifies any possible risk to the fetus or infant, and this decision must be made by a qualified healthcare provider.
How do I order Imodium Instant from GNH USA?+
To place an order, submit an enquiry on the product page at gnh-usa.com specifying the required quantity. GNH USA works with hospitals, pharmacies and procurement teams worldwide, verifies trade or institutional credentials, and then provides pricing, availability, shipping details and any necessary import documentation.
How does Imodium Instant compare with other antidiarrheal agents?+
Compared with non‑opioid antidiarrheals such as bismuth subsalicylate, loperamide offers a more rapid reduction in stool frequency by directly targeting intestinal motility. However, it does not treat the underlying cause of infection and should be used with caution in certain clinical situations.
What are the storage requirements for Imodium Instant?+
Imodium Instant should be stored at room temperature, below 25 °C, in its original packaging. Keep the product away from moisture and direct sunlight to maintain its stability and potency.
How is Imodium Instant administered?+
Imodium Instant is taken orally, usually as a tablet or capsule, with a glass of water. It can be taken with or without food, but patients should avoid crushing or chewing the dosage form unless instructed otherwise.
What are the most serious risks associated with Imodium Instant?+
Serious risks include severe constipation leading to bowel obstruction, toxic megacolon in patients with infectious diarrhea, and rare cardiac arrhythmias when plasma levels become elevated. Immediate medical attention is required if these conditions develop.
Who should not use Imodium Instant?+
Imodium Instant should not be used by individuals with known hypersensitivity to loperamide, children under two years of age, or patients with acute dysentery, ulcerative colitis flare, or bacterial enterocolitis unless directed by a physician.
Information provided on this page is for educational use by procurement and clinical professionals. Always consult a licensed healthcare provider for medical advice and prescribing decisions. GNH USA supplies this product subject to applicable regulatory and licensing requirements.

Product details

Drug
Loperamide Hydrochloride
Route
Oral Use
Manufacturer
Johnson & Johnson Hellas Consumer Ae
Origin
EU

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