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Can I take Pancreatin and Solifenacin together?

Drug interaction guide

Solifenacin may cause a dry mouth or reduce the amount of saliva you produce. Because pancreatin (digestive enzymes) needs moisture to work properly and can cause irritation if it stays in the mouth too long, this combination might make the pancreatin less effective or cause mouth sores. Additionally, solifenacin slows down the movement of your gut, which could change how well the pancreatin mixes with your food.

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Why this happens

Solifenacin is an antimuscarinic medication that reduces bodily secretions (like saliva) and slows gastric motility (the speed at which food moves through the stomach and intestines). Pancreatin requires a moist environment to be swallowed effectively and relies on specific timing within the digestive tract to break down fats, proteins, and sugars. Slowed digestion may interfere with the optimal timing of enzyme release.

It is usually fine to take these together, but you should be careful. To prevent mouth irritation, ensure you swallow pancreatin tablets or capsules whole with plenty of water. Do not chew them or hold them in your mouth. If you notice your mouth feels very dry, or if you develop mouth ulcers or find your digestive symptoms (like bloating or oily stools) are getting worse, speak to your doctor or pharmacist.

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Pork allergy

Pancreatin is made from the pancreas of pigs. You must not take it if you have a confirmed allergy to pork or porcine products.

Fibrosing colonopathy

If you experience unusual abdominal pain, swelling, or constipation, contact your doctor immediately. High doses of pancreatin have rarely been linked to a serious bowel condition called fibrosing colonopathy.

Mouth irritation

Do not hold the capsules or powder in your mouth. Pancreatin contains active enzymes that can cause severe irritation and ulcers of the mouth and throat if not swallowed immediately with plenty of water.

Narrow-angle glaucoma

Do not take solifenacin if you have uncontrolled narrow-angle glaucoma, as it can increase the pressure in your eye and worsen the condition.

Heat exposure and exercise

Solifenacin reduces your ability to sweat. In hot weather or during heavy exercise, you are at a higher risk of overheating and heatstroke.

Alcohol

It is best to avoid or strictly limit alcohol when taking pancreatin. Alcohol can worsen the underlying conditions for which pancreatin is prescribed (such as pancreatitis) and can interfere with how well your body absorbs nutrients.

It is best to avoid or strictly limit alcohol while taking solifenacin. Alcohol can worsen side effects like sleepiness, dizziness, and blurred vision. It can also irritate the bladder, making the symptoms you are treating worse.

Hot food and drinks

Do not mix pancreatin capsules or powder with very hot food or drinks. Heat can destroy the enzymes in the medicine, making it less effective at helping you digest your food.

Alkaline foods (e.g., milk, yoghurt) - pancreatin

If you open the capsules to sprinkle the granules onto food, do not use alkaline foods like milk or yoghurt. The granules have a protective coating that dissolves in alkaline environments; if this happens in your mouth or throat, it can cause irritation and the medicine will not work properly in your gut. Use acidic food like apple sauce instead.

Caffeine (Coffee, Tea, Energy Drinks)

You should limit your intake of caffeine. Solifenacin is used to treat an overactive bladder, but caffeine is a natural diuretic and bladder irritant that can worsen symptoms like urgency and frequency, potentially making your medication less effective.

Grapefruit Juice

Grapefruit juice can increase the level of solifenacin in your blood, which may increase the risk of side effects such as dry mouth, constipation, and blurred vision. It is best to avoid drinking large amounts of grapefruit juice.

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Taking multiple medicines? Our Medicines Interaction Checker helps you check whether your prescriptions, over-the-counter medicines, and supplements are safe to take together. Simply search for your medicines to see potential interactions and what to do about them.

Disclaimer

This information is for general educational purposes only and should not be relied upon as a substitute for professional medical advice. Always consult your GP, pharmacist, or another qualified healthcare professional before making decisions about your medications. Individual circumstances may vary, and only a healthcare professional who knows your medical history can provide personalised guidance.

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Article history

The information on this page is written and peer reviewed by qualified clinicians.

  • 25 Jan 2026 | Originally published
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