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Review: taking Proscar and Crestor together

Summary: drug interactions are reported among people who take Proscar and Crestor together.

This review analyzes the effectiveness and drug interactions between Proscar and Crestor. It is created by eHealthMe based on reports of 356 people who take the same drugs from FDA and social media, and is updated regularly.


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On Feb, 28, 2015: 356 people who take Proscar, Crestor are studied

Proscar, Crestor outcomes

Drug combinations in study:
- Proscar (finasteride)
- Crestor (rosuvastatin calcium)

Drug effectiveness over time :

< 1 month1 - 6 months6 - 12 months1 - 2 years2 - 5 years5 - 10 years10+ yearsnot specified
Proscar is effectiven/an/a50.00%
(1 of 2 people)
(1 of 2 people)
(3 of 8 people)
(3 of 8 people)
(1 of 1 people)
Crestor is effectiven/a0.00%
(0 of 1 people)
(1 of 2 people)
(3 of 4 people)
(4 of 6 people)
(6 of 8 people)

Drug effectiveness by gender :

Proscar is effectiven/a42.86%
(9 of 21 people)
Crestor is effectiven/a66.67%
(14 of 21 people)

Drug effectiveness by age :

Proscar is effectiven/an/an/an/a100.00%
(1 of 1 people)
(0 of 4 people)
(2 of 3 people)
(6 of 18 people)
Crestor is effectiven/an/an/an/a100.00%
(1 of 1 people)
(1 of 4 people)
(2 of 3 people)
(10 of 18 people)

Most common drug interactions over time * :

< 1 month1 - 6 months6 - 12 months1 - 2 years2 - 5 years5 - 10 years10+ yearsnot specified
Demyelinating PolyneuropathyAlanine Aminotransferase IncreasedGlycosylated Haemoglobin IncreasedMyositisNight SweatsConfusionConfusionDiarrhoea
AstheniaMuscular WeaknessDiscomfortGastrooesophageal Reflux DiseaseDemyelinating PolyneuropathyRash GeneralisedVertigoWeight Decreased
HypotensionJoint SwellingMuscle SpasmsRhabdomyolysisInterruption Of Aortic ArchConstipationAnaemia
PyrexiaDyspnoeaUrticariaPolymyalgia RheumaticaEnthesopathyVertigoOedema Peripheral
RashPollakiuriaIndigestionBody Height DecreasedIndigestionPetechiaeAtrial Fibrillation
ArthralgiaBone And Joint PainArthralgiaConstipationInterruption Of Aortic ArchContusion
Urinary RetentionNight SweatsHot FlushHair LossCerebrovascular Accident
Liver Function Test AbnormalMuscle CrampsMyalgiaDiarrheaDizziness
Bladder DistensionRinging In The EarsMuscle SpasmsChest PainPain In Extremity
Weight IncreasedMusculoskeletal PainFatigue

Most common drug interactions by gender * :

Sudden Cardiac DeathWeight Decreased
International Normalised Ratio IncreasedContusion
Left Ventricular HypertrophyAtrial Fibrillation
Abdominal Pain UpperDiarrhoea
Therapeutic Agent ToxicityPain In Extremity
Cerebrovascular AccidentOedema Peripheral
Bundle Branch Block LeftFatigue
Atrial TachycardiaPruritus
Carotid Artery StenosisMyalgia

Most common drug interactions by age * :

n/an/an/an/aGastrooesophageal Reflux DiseaseHepatic Enzyme IncreasedInternational Normalised Ratio IncreasedWeight Decreased
RhabdomyolysisVentricular ExtrasystolesCerebrovascular AccidentAnaemia
MyositisSciaticaSudden Cardiac DeathAtrial Fibrillation
Blood Creatine Phosphokinase IncreasedSupraventricular ExtrasystolesAbdominal Pain UpperDiarrhoea
MyopathyPalpitationsLeft Ventricular HypertrophyOedema Peripheral
PainMuscle SpasmsDiarrhoeaContusion
AstheniaDyspepsiaMitral Valve IncompetenceMyalgia
MyalgiaUrinary Bladder HaemorrhageHomicidal IdeationPain In Extremity
Viral InfectionDysgeusiaDepressionHot Flush

* Some reports may have incomplete information.

How to use the study: print a copy of the study and bring it to your health teams to ensure drug risks and benefits are fully discussed and understood.

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- support group for people who take Crestor
- support group for people who take Proscar

Recent related drug studies (Check your drugs):

Complete drug side effects:

On eHealthMe, Proscar (finasteride) is often used to treat enlarged prostate. Crestor (rosuvastatin calcium) is often used to treat high blood cholesterol. Find out below the conditions the drugs are used for, how effective they are, and any alternative drugs that you can use to treat those same conditions.

What is the drug used for and how effective is it:

Other drugs that are used to treat the same conditions:

NOTE: The study is based on active ingredients. Other drugs that have the same active ingredients are also considered.

WARNING: Please DO NOT STOP MEDICATIONS without first consulting a physician since doing so could be hazardous to your health.

DISCLAIMER: All material available on is for informational purposes only, and is not a substitute for medical advice, diagnosis, or treatment provided by a qualified healthcare provider. All information is observation-only, and has not been supported by scientific studies or clinical trials unless otherwise stated. Different individuals may respond to medication in different ways. Every effort has been made to ensure that all information is accurate, up-to-date, and complete, but no guarantee is made to that effect. The use of the eHealthMe site and its content is at your own risk.

You may report adverse side effects to the FDA at or 1-800-FDA-1088 (1-800-332-1088).

If you use this eHealthMe study on publication, please acknowledge it with a citation: study title, URL, accessed date.


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