Europe — EMA
No-Spa Forte (Drotaverine Hydrochloride)
GNH USA supplies No-Spa Forte (Drotaverine), a smooth muscle relaxant for abdominal cramps, biliary colic and menstrual pain. Request a quote for supply.
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What is Drotaverine Hydrochloride?
Drotaverine, the active ingredient in No-Spa Forte, is an antispasmodic presented as an oral tablet for systemic use. It relaxes smooth muscle and is employed to relieve abdominal cramps, biliary colic, menstrual pain and urinary tract spasm in adult patients.
GNH USA supplies No-Spa Forte as a licensed, GDP‑compliant international pharmaceutical supplier serving hospitals, pharmacies and clinics worldwide.
What is Drotaverine Hydrochloride used for?
Drotaverine acts on smooth‑muscle disorders, providing relief in several common painful conditions.
- Abdominal cramps: reduction of painful gastrointestinal muscle contractions. - Biliary colic: easing of gall‑bladder spasm and associated pain. - Menstrual pain: alleviation of uterine smooth‑muscle cramps. - Urinary tract spasm: relaxation of bladder neck and ureteral smooth muscle to improve discomfort.
What are the side effects of Drotaverine Hydrochloride?
Drotaverine is generally well tolerated, but adverse reactions can occur.
Common Side Effects: - Nausea: mild stomach upset. - Dizziness: transient light‑headedness. - Dry mouth: reduced salivation. - Headache: mild to moderate intensity. - Hypotension: occasional drop in blood pressure. - Fatigue: feeling of tiredness.
Serious or Rare Side Effects: - Allergic reactions: rash, itching, swelling. - Severe skin eruption: Stevens‑Johnson syndrome. - Cardiac arrhythmia: irregular heart rhythm. - Hepatic dysfunction: elevated liver enzymes. - Neutropenia: reduced white blood cell count. - Anaphylaxis: life‑threatening systemic reaction.
What precautions apply to Drotaverine Hydrochloride?
Before initiating therapy, consider the following safety measures.
- Renal or hepatic impairment: assess function and adjust use accordingly. - Cardiovascular disease: monitor blood pressure and heart rate. - Known hypersensitivity: avoid if allergic to drotaverine or excipients. - Concomitant antihypertensives: watch for additive hypotensive effect. - Pregnancy and breastfeeding: use only if clearly needed and prescribed. - Store at ambient temperature: keep in the original pack, protect from moisture.
What does Drotaverine Hydrochloride interact with?
Drotaverine may interact with other medicines; some combinations require avoidance while others need monitoring.
Major Interactions (Avoid): - Anticholinergic agents: additive antispasmodic effect may cause excessive smooth‑muscle relaxation. - Strong CYP3A4 inhibitors: may increase drotaverine plasma concentrations. - Other phosphodiesterase inhibitors: risk of synergistic hypotension.
Moderate Interactions (Monitor Closely): - NSAIDs: may increase gastrointestinal irritation. - Diuretics: potential electrolyte disturbances. - Alcohol: may enhance dizziness and hypotension. - Antihistamines: possible increase in sedation. - Beta‑blockers: monitor for enhanced blood‑pressure lowering effect.



