Riphen

Side Effects of Riphen are Skin rash, Tachycardia, Hallucination, Paranoia, Psychiatric disturbances, Intestinal obstruction, Toxic megacolon, Urinary retention, Weakness, Glaucoma, Increased intraocular pressure.

How Riphen Products work

Trihexyphenidyl is an anticholinergic medication. It works by decreasing the activity of a chemical messenger (acetylcholine) in the brain. This improves muscle control and reduces stiffness in Parkinson's disease. It also improves movement disorder (restlessness, involuntary movements or muscle spasm) caused by certain other medicines.

In Depth Information for Riphen Products

Dry mouth may occur as a side effect. Frequent mouth rinses, good oral hygiene, increased water intake and sugarless candy may help.
It may cause dry eyes. Avoid wearing contact lenses and inform your doctor if it bothers you.
It may cause dizziness and sleepiness. Do not drive or do anything requiring concentration until you know how it affects you.
Monitoring of intraocular pressure is required while taking this medicine, as an increase in eye pressure may cause blurry vision.
Inform your doctor if you suffer from glaucoma or if you have trouble passing urine.

Patient Concerns about Riphen Products

Frequently asked questions about Riphen Products

Q. Is Riphen 5mg Tablet a narcotic? Can I get high after taking Riphen 5mg Tablet?

No, Riphen 5mg Tablet is not a narcotic. However, its hallucinogenic and euphoriant properties may make people abuse it.

Q. What happens if more than the recommended doses of Riphen 5mg Tablet are taken?

Taking more than the recommended doses of Riphen 5mg Tablet may cause flushing of the skin, nausea, vomiting, dilated pupils, increased heartbeat, rapid respiration, fever, increased blood pressure, and dryness of the mouth, tongue, and skin. A rash may appear on the face or upper trunk. You may also experience restlessness, confusion, hallucinations, paranoid and psychotic reactions, incoordination, delirium (a state of mental confusion and emotional disruption), and occasionally convulsions.

Q. Can I crush Riphen 5mg Tablet?

No, Riphen 5mg Tablet should not be crushed. It should be swallowed as a whole with a glass of water. Consult your doctor if you are not sure about how to take this medicine.

Q. Can I take Riphen 5mg Tablet with food?

Riphen 5mg Tablet may be taken before or after meals according to the effects experienced by the patient. If Riphen 5mg Tablet tends to dry the mouth excessively, it may be better to take it before meals, unless it causes nausea. If taken after meals, it may cause induced thirst, which can be reduced by peppermint, chewing gum, or water.

Q. For how long do I need to take Riphen 5mg Tablet?

You should continue taking Riphen 5mg Tablet as long as your doctor advises you. In some cases, the use of Riphen 5mg Tablet may continue indefinitely. Such patients are often kept under careful observation for a longer period.

Q. What if I stop taking Riphen 5mg Tablet abruptly?

You should not stop taking Riphen 5mg Tablet without consulting your doctor, as your symptoms may get worse. If you feel your dose needs to be lowered, then consult your doctor, who will reduce your dose gradually.

Q. Does Riphen 5mg Tablet make you drowsy?

Yes, Riphen 5mg Tablet may cause drowsiness in some cases. Some people may even experience difficulty falling asleep. Do not drive or operate heavy machinery when you experience drowsiness or if it causes blurring of vision, dizziness, mild nausea, and mental confusion.

Q. Does Riphen 5mg Tablet cause weight gain?

Yes, Riphen 5mg Tablet may cause weight gain. If you are concerned about your weight gain, consult a dietitian for a diet plan, exercise regularly, and eat a healthy and nutritious diet.

Information last updated by Dr. Varun Gupta, MD Pharmacology on 11th Jun 2025.
The medicine details are for information purpose only. Consult a doctor before taking any medicine.