Nuperal (Doxylamine Hydrogen Succinate, Pyridoxine Hydrochloride)

Doxylamine hydrogen succinate, the active ingredient in Nuperal, is a first‑generation antihistamine presented as an oral tablet for oral use. Combined with pyridoxine hydrochloride, it is used to relieve nausea and vomiting in pregnancy and as a sleep aid.

GNH USA supplies Nuperal as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide. The product conforms to EU quality standards and is available for export. It is packaged in child‑ resistant containers to ensure safety during distribution. Customers receive full documentation including certificates of analysis and compliance.

Nuperal, containing doxylamine and pyridoxine, is used to manage conditions related to nausea, vomiting, and sleep disturbances.

Nausea and vomiting in pregnancy: reduces morning‑sickness symptoms and improves maternal comfort. Sleep disturbance: promotes sedation to help initiate and maintain sleep. Motion sickness: alleviates nausea associated with travel or vestibular disturbances.

Nuperal may cause a range of adverse reactions, varying from mild to severe.

Common Side Effects: - Drowsiness - Dry mouth - Constipation - Blurred vision - Urinary retention - Headache

Serious or Rare Side Effects: - Severe allergic reaction (anaphylaxis) - Stevens‑Johnson syndrome or toxic epidermal necrolysis - Cardiac arrhythmia - Seizures - Marked dizziness or fainting - Hepatic dysfunction

Before using Nuperal, consider the following precautions to minimize risk. - Pregnancy: consult a healthcare professional before use, especially in the first trimester. - Alcohol: avoid concurrent consumption as it may increase sedation and respiratory depression. - Operating machinery: do not drive or operate heavy equipment while experiencing drowsiness. - Medical conditions: use cautiously in patients with glaucoma, asthma, urinary retention, or enlarged prostate. - Drug interactions: review all concomitant medications with a pharmacist or physician. - Store at ambient temperature: keep in the original container, protect from moisture and heat.

Nuperal can interact with other medicines; awareness of these interactions helps ensure safe use.

Major Interactions (Avoid): - Alcohol: additive central nervous system depression may impair breathing and alertness. - Opioids: combined use can enhance sedation and increase risk of respiratory depression. - Benzodiazepines: may cause excessive drowsiness and impaired coordination. - Anticholinergic drugs: can worsen dry mouth and urinary retention.

Moderate Interactions (Monitor Closely): - CYP2D6 inhibitors: may raise doxylamine plasma levels, requiring dose adjustment. - Antacids: may affect the absorption rate of the oral tablet. - Antihypertensives: additive hypotensive effect may occur, necessitating blood pressure monitoring.