Metamucil Side Effects: What to Know Before Use

Metamucil is a fiber laxative used to treat constipation. As with almost every medicinal drug, Metamucil has some side effects that the patient may want to consider before making use of it.

Excess Use

• Metamucil taken regularly for an extended period of time may cause damage to muscles or intestinal nerves.

Gastrointestinal Problems

• Metamucil may cause bloating, stomach cramps or gas.

Dizziness

• Side effects of Metamucil include dizziness or fainting.

Vomiting

• Some of the major side effects of Metamucil may include vomiting and difficulty swallowing.

Bloody Stool

• Further major side effects of Metamucil include bloody stool or rectal bleeding.