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Medical research
Clinical Trials
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Full list of topics
Finding out about a trial :
What are clinical trials and why do we need them?
Different types of clinical trial
Being asked about taking part in a trial
Information and questions
Difficulties finding a trial to join
Deciding whether to take part – risk and benefits :
Reasons for wanting to take part – personal benefit
Reasons for wanting to take part – helping medical science
Deciding not to take part
Thinking about withdrawing from a trial
Why people may not be eligible to join a trial
Being in a trial :
Feelings about being allocated (randomised) to a treatment group
Feelings about being in a placebo-controlled trial
Blinded trials
Non-randomised trial designs and other studies
Side effects and queries
Time commitment, money and other practical issues
Appointments, monitoring, questionnaires
Communication between different health professionals
At the end of a trial :
Feelings when a trial ends
Feedback of trial results
Other issues :
Attitudes to taking part in another trial
Funding and publishing trials
Public awareness and involvement
Under-researched topics/priorities for other research
Messages to other people
Messages to professionals
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Clinical Trials
Subject index
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Medical research
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Clinical Trials
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Screening, prevention other medical interventions
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Leslie - Interview 43
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Leslie was taken off the trial by hospital staff when he became so ill he was rushed into hospital by ambulance.
Leslie took part in a placebo-controlled drug trial of rofecoxib (Vioxx) for prostate cancer prevention. He became extremely ill, but doctors monitoring his progress did not pick up his symptoms. He took the drug company to court, and won compensation.
Topic
Medical research
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Clinical Trials
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Feelings about being in a placebo-controlled trial
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Feelings about being in a placebo-controlled trial
Feelings about being in a placebo-controlled trial
Medical research
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Clinical Trials
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Feelings about being in a placebo-controlled trial
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Feelings about being in a placebo-controlled trial
Feelings about being in a placebo-controlled trial
Medical research
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Clinical Trials
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Not taking part in a trial
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Gill - Interview 10
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Gill would want to know a lot about the interventions being tested. She’d take part if there was genuine uncertainty about which treatment was best an
Gill discovered she had breast cancer in 2007. She would have liked to take part in a trial to help other women with breast cancer in future, but none was available.
Medical research
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Clinical Trials
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Long term conditions
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Sarah - Interview 38
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She withdrew from the trial when a family member was taken into hospital. The smell of the injections started to upset her because it reminded her too
Sarah volunteered for a placebo-controlled trial of a drug intended to help women at risk of osteoporosis. It involved daily injections and eventually she dropped out of the trial. (You can see Sarah talking more about her experiences on the healthtalkonline site osteoporosis, Interview 27).
Medical research
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Clinical Trials
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Not taking part in a trial
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Polly - Interview 09
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Polly decided not to take part in a placebo-controlled trial of tamoxifen because she felt there was already enough evidence it worked for breast canc
Polly was invited to be in a trial comparing tamoxifen against a placebo for breast cancer in the 1990s. She decided not to take part, because she felt there was already good evidence to support the use of tamoxifen.
Medical research
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Clinical Trials
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Screening, prevention other medical interventions
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Tony - Interview 36
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Tony explains why he took part in an early placebo-controlled trial of Viagra (sildenafil) for erectile dysfunction, and why testing against a placebo
Tony took part in a double-blind, placebo-controlled trial of Viagra (sildenafil) for erectile dysfunction following a prostate operation. He was in the placebo arm but was given Viagra after the trial ended. (Husband of Pam, Interview 21).
Medical research
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Clinical Trials
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Cancer drugs and radiotherapy - randomised trials
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Judith - Interview 24
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A relative with multiple sclerosis was upset to find he’d been in the placebo group in a trial. She would not like to be in a placebo-controlled trial
Judith agreed to take part in a randomised trial comparing different intervals of chemotherapy treatment for non-Hodgkin’s lymphoma. She was allocated to the standard treatment and responded well.
Medical research
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Clinical Trials
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Long term conditions
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Kate - Interview 13
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Kate’s husband was annoyed when he guessed he was in the placebo group. He continued for the sake of the study, but it was a relief when it ended. He
Kate and her husband took part in a trial comparing injections of grass pollen antigen against a placebo as a way to reduce hay fever. Kate was in the experimental group and her husband in the placebo group.
Medical research
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Clinical Trials
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Long term conditions
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Sergio - Interview 37
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Sergio was told at the end of the trial he had been taking the active drug, but his diabetes symptoms had not changed. He always understood the trial
Sergio has taken part in several trials, including a placebo-controlled trial of diabetes medication, and a trial of talking therapy for depression. He likes to volunteer to support medical research.
Medical research
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Clinical Trials
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Screening, prevention other medical interventions
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Jenny - Interview 40
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Jenny can’t imagine any condition where she’d be willing to think about a placebo-controlled trial. She recognises the possibility of benefiting from
Jenny is in a trial of different ways of treating heavy periods at her GP surgery. The trial compares standard treatment with a new kind of coil or intrauterine device which releases a hormone in the womb.
Medical research
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Clinical Trials
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Not taking part in a trial
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Charles - Interview 29
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He did not mind the idea of a placebo, and would have been curious to see if he was susceptible to the placebo effect. He might have dropped out if he
Charles volunteered for two trials, but ended up unable to take part in either of them. The first time he did not meet the eligibility criteria. The second time was because of an administrative mix-up about his age, and he feels it was not well handled.
Medical research
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Clinical Trials
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Long term conditions
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Sergio - Interview 37
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Sergio was not worried about whether he got the placebo or the active drug. Since the case at Northwick Park, he has been more wary of the possible ri
Sergio has taken part in several trials, including a placebo-controlled trial of diabetes medication, and a trial of talking therapy for depression. He likes to volunteer to support medical research.
Medical research
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Clinical Trials
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Long term conditions
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David - Interview 34
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He’d have been interested to see what happened if he had been in the placebo group. Before the trial he might have felt disappointed to get a placebo
David volunteered for a placebo-controlled trial of a new treatment derived from mouse DNA to improve asthma symptoms. He later discovered he was in the group taking a lower dose of the treatment, but he would not have minded being in the placebo group.
Medical research
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Clinical Trials
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Cancer - Non-randomised studies
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Julian - Interview 33
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He can see that often a placebo might be safer than the trial drug. But in his case, he feels the evidence is already so strong he would not be happy
Julian has prostate cancer. He is in a Phase 1 trial of a drug (a PARP inhibitor) which may stop cancer cells regrowing in people like him who have the BRCA2 genetic mutation. This mutation increases the risk of prostate and other cancers.
Medical research
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Clinical Trials
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Mental health trials
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Anton - Interview 28
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Anton has taken part in many trials comparing different treatments, but would never agree to be in a placebo-controlled trial.
Anton has a long history of depression and has volunteered for several different trials in mental health, including trials of talking therapies as well as drug trials.
Medical research
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Clinical Trials
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Not taking part in a trial
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Polly - Interview 09
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She would probably have taken part if tamoxifen had been available only through a clinical trial. She is not against placebo-controlled trials in prin
Polly was invited to be in a trial comparing tamoxifen against a placebo for breast cancer in the 1990s. She decided not to take part, because she felt there was already good evidence to support the use of tamoxifen.
Medical research
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Clinical Trials
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Long term conditions
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Angela - Interview 23
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Angela would take part in a trial another time, including a placebo-controlled trial, because she feels it’s important for medical science.
Angela was diagnosed with Parkinson’s disease after taking part in a trial on nerve conduction. She has since been in a randomised trial of different drugs for Parkinson’s and would happily take part in another trial, despite having had side effects.(Angela is also on our Parkinson’s disease site, Interview 10).
Medical research
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Clinical Trials
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Cancer drugs and radiotherapy - randomised trials
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Rose - Interview 17
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Rose would not want to test very experimental treatments, unless she was terminally ill. Then she might do it to benefit future generations, such as h
Rose took part in a trial for people with inoperable lung cancer, comparing radiotherapy alone with radiotherapy plus chemotherapy. She had just radiotherapy. The trial was stopped early because so few people agreed to take part.
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