Rapaflo Side Effects

Generic name: silodosin

Medically reviewed by Drugs.com. Last updated on Jun 19, 2024.

Note: This document provides detailed information about Rapaflo Side Effects associated with silodosin. Some dosage forms listed on this page may not apply specifically to the brand name Rapaflo.

Applies to silodosin: oral capsule.

Common side effects of Rapaflo

Some side effects of silodosin may occur that usually do not need medical attention. These side effects may go away during treatment as your body adjusts to the medicine. Also, your health care professional may be able to tell you about ways to prevent or reduce some of these side effects.

Check with your health care professional if any of the following side effects continue or are bothersome or if you have any questions about them:

More common side effects

• change or problem with discharge of semen

Less common side effects

• diarrhea
• muscle aches
• sore throat
• stuffy or runny nose

Serious side effects of Rapaflo

Along with its needed effects, silodosin (the active ingredient contained in Rapaflo) may cause some unwanted effects. Although not all of these side effects may occur, if they do occur they may need medical attention.

Check with your doctor immediately if any of the following side effects occur while taking silodosin:

Less common side effects

• chills
• cold sweats
• confusion
• dizziness
• dizziness, faintness, or lightheadedness when getting up suddenly from a lying or sitting position

Incidence not known

• clay-colored stools
• dark urine
• fever
• headache
• hives, itching, rash
• loss of appetite
• nausea
• pinpoint red or purple spots on the skin
• skin blisters
• stomach pain
• unpleasant breath odor
• unusual tiredness or weakness
• vomiting of blood
• yellow eyes or skin

For healthcare professionals

Applies to silodosin: oral capsule.

General adverse events

The most common adverse reaction was retrograde ejaculation.^[Ref]

Genitourinary

• Very common (10% or more): Retrograde ejaculation (28.1%)
• Common (1% to 10%): Prostate-specific antigen (PSA) increased
• Uncommon (0.1% to 1%): Priapism^[Ref]

Respiratory

• Common (1% to 10%): Nasopharyngitis, nasal congestion, sinusitis, rhinorrhea
• Postmarketing reports: Pharyngeal edema^[Ref]

Nervous system

• Common (1% to 10%): Dizziness, headache
• Uncommon (0.1% to 1%): Syncope^[Ref]

Gastrointestinal

• Common (1% to 10%): Diarrhea, abdominal pain
• Postmarketing reports: Swollen tongue^[Ref]

Cardiovascular

• Common (1% to 10%): Orthostatic hypotension^[Ref]

Other

• Common (1% to 10%): Asthenia^[Ref]

Psychiatric

• Common (1% to 10%): Insomnia^[Ref]

Ocular

• Frequency not reported: Intraoperative floppy iris syndrome^[Ref]

Dermatologic

• Postmarketing reports: Toxic skin eruption, purpura, skin rash, pruritus, urticaria^[Ref]

Hepatic

• Postmarketing reports: Jaundice, hepatic function impaired, transaminases increased^[Ref]

Immunologic

• Postmarketing reports: Allergic-type reactions^[Ref]

Further information

Rapaflo side effects can vary depending on the individual. Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

Note: Medication side effects may be underreported. If you are experiencing side effects that are not listed, submit a report to the FDA by following this guide.

Medical Disclaimer