My shopping addiction hijacked my life. Now I realise what caused it

My shopping addiction hijacked my life – Sally Gardiner, a children’s author, found her life upended when her literary success began to reshape her habits. At first, her peers dismissed her extravagant spending as a natural byproduct of fame. She purchased a £3,000 bathtub, English pop artist Peter Blake prints, and indulged in Parisian shopping trips. By her early 40s, her debut book had launched her into a career marked by 2.5 million copies sold and prestigious accolades like the Carnegie Medal. Yet, this sudden financial freedom triggered a spiral she could not control. “I was in a different place,” she recalls, “and for the first time, I was earning well.” The thrill of new purchases left her feeling ashamed, though she couldn’t resist the instant gratification they provided.

Her compulsion grew so intense that she lied to friends about her spending habits, denying she wore new clothes. “I had no idea who I’d become,” she admits. “It was like, ‘Who are you? What are you doing?’” Despite her growing debts and the loss of her north London townhouse, the urge to spend persisted. Even after moving into a smaller flat, she spent thousands on an interior designer to revamp her new home. One friend became so concerned that they walked shop-to-shop in her neighborhood, pleading with staff not to sell anything to her. Sally, overwhelmed by the chaos, believed she was “going mad.”

Her doctor had prescribed dopamine agonist drugs for Restless Legs Syndrome (RLS), a condition she’d battled for years. These medications, designed to enhance dopamine activity, are commonly used for RLS, Parkinson’s, pituitary tumors, and certain mental health disorders. The drugs alleviated her symptoms, allowing her to move freely during the evenings. “It was constant,” she says. “I couldn’t sit still, couldn’t watch TV, couldn’t go out to dinner. I had to stand all night.” Compounded by her recent divorce and menopause, the side effects of the medication disrupted her sleep, leaving her restless and unmoored.

For years, Sally tried everything to manage her symptoms—sleep aids, lifestyle changes, even therapy. But nothing eased the relentless discomfort. When the doctor introduced dopamine agonists, the relief was immediate. “I was euphoric,” she says. “It stopped everything.” Unbeknownst to her, the drugs were also fueling her impulsive behavior. Only after 20 years of financial strain and a £500,000 deficit did she connect her shopping addiction to the medication. “How had I not joined the dots earlier?” she asks, reflecting on the moment she finally understood the link.

Sally’s experience is one of many the BBC has documented over the past year and a half. Patients and families shared stories of devastating consequences linked to dopamine agonist use. From crippling debt to shattered relationships, the drugs have been blamed for a range of compulsive behaviors. Some individuals reported reckless spending, filling homes with unnecessary items. Others described sudden shifts in personality, like a woman buying the same pair of shoes five times or a man purchasing ten separate dog beds for his Yorkshire Terrier. “You buy one thing and get that dopamine hit again and again,” Sally explains, capturing the addictive cycle she once lived.

While Sally didn’t develop hypersexual behaviors, the medication still altered her life in unexpected ways. She transitioned from writing children’s books to publishing an erotic adult novel under a pseudonym. “I wonder if I would have ever written that book without the drugs,” she muses. The BBC podcast series *Impulsive*, which her daughter shared with her, helped her see the pattern. “It was like a lightbulb moment,” she says. “The medication had been the hidden driver behind everything.”

Many others described similar realizations. For some, the connection between their impulsive actions and the drugs came only after significant personal loss. One couple, for instance, ended up homeless due to accumulated debts. Others recounted buying luxury items they never intended to keep or making financial decisions that left them questioning their own judgment. Women in particular noted that their behaviors were often dismissed as “hormonal” or “emotional,” despite the severity of their spending.

The broader implications of dopamine agonist use extend beyond individual stories. These medications, while effective for treating conditions like RLS, have been associated with a range of side effects, including impulse control disorders. Researchers have highlighted the risk of compulsive behaviors, especially when the drugs are used long-term. Sally’s case exemplifies how a seemingly straightforward treatment for a physical condition can trigger psychological changes. “I never thought about the psychiatric effects,” she says. “It was all about the immediate relief.”

Now, Sally is relieved to have an explanation for her past actions, though she remains frustrated with the lack of awareness around the drugs’ side effects. Her journey underscores a growing concern about how dopamine agonists impact daily life. “It was like a drumbeat in my head,” she says. “I couldn’t stop, even when I wanted to.” As she processes her experience, Sally hopes her story will help others recognize the link between medication and compulsive behavior. “I feel like I’ve found my way back to myself,” she says, though the path has been long and winding.

The Hidden Cost of Dopamine

Dopamine agonist drugs work by stimulating dopamine receptors in the brain, which can help alleviate symptoms of RLS by reducing the urge to move. However, this mechanism also influences reward pathways, making individuals more susceptible to cravings. For Sally, the drug’s effects were profound. While it eased her physical discomfort, it also created a psychological dependency that overshadowed her rational decisions. “I didn’t feel like myself anymore,” she says. “It was as if someone else was controlling my choices.”

The BBC’s investigation revealed that hundreds of patients have experienced similar transformations. Some described sudden urges to gamble, shop, or engage in other impulsive activities. In one case, a man developed an intense obsession with pornography, while a woman’s compulsive buying led her to accumulate massive debt. These stories highlight the potential for dopamine agonists to alter behavior in ways that are both subtle and severe. “You don’t realize it’s the medicine until it’s too late,” one patient said. “It feels like you’re losing control of your own life.”

Experts caution that the drugs’ effects can vary widely among individuals. While some may experience only mild side effects, others report significant changes in their habits. Sally’s case is particularly striking because her addiction coincided with her career’s peak, making the consequences more severe. “I was so focused on writing and publishing that I didn’t notice the impact on my daily life,” she explains. “It wasn’t until I looked back that I saw the pattern.”

As the BBC continues to gather stories, the narrative around dopamine agonists is evolving. Patients are now more aware of the potential risks, though many still struggle to find adequate support. Sally’s experience has given her a new perspective: “It’s not just about the money or the shopping. It’s about the brain chemistry and how it can lead you astray.” Her journey serves as a reminder of the delicate balance between treatment and side effects, urging both patients and healthcare providers to consider the full spectrum of impact these medications can have.

For Sally, the realization came in a moment of clarity. After years of self-doubt and financial hardship, she found a deeper understanding of her behavior. “I’ve always thought I was being lazy or greedy,” she says. “But now I see it as something more.” Her story, and the countless others shared with the BBC, underscores the importance of monitoring medication effects, especially in those with pre-existing conditions. “I’m not sure if I’d still be the same person without it,” she reflects. “But I’m grateful to have the answers now.”

“How had I not joined anything together on this?”

Sally’s voice carries both relief and regret as she speaks of her past. Her experience has not only reshaped her life but also sparked a conversation about the unseen consequences of modern medicine. “I’d have to stand up all night” she says, recalling the restless nights that led her to the brink of financial ruin. Today, she looks back with a mix of wonder and frustration, wondering what her life might have been like had she recognized the connection earlier. “It’s like a second chance,” she says, “to understand what was happening inside my head.”