Difenidol hydrochloride tablets, also known as vertigo stop, can improve arterial blood supply to the vertebral base, regulate the function of the vestibular system, inhibit the vomiting center, and have anti-vertigo and anti-emetic effects for the prevention and treatment of vertigo, nausea and vomiting caused by various causes or diseases, such as motion sickness when traveling by car, boat or airplane. It can also be used for the treatment of plant nerve disorders. For the treatment of motion sickness, the dosage is 1-2 tablets per time, taken orally three times a day. For the prevention of motion sickness, the medication should be taken 30 minutes before departure. The drug is contraindicated in infants under six months of age and in patients with renal insufficiency, glaucoma, obstructive diseases of the gastrointestinal or urinary tract, tachycardia and pregnant women should be used with caution. Consult your pharmacist or physician before using this product.